
Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15


*CONTACT INFORMATION*
Depositor	Citigroup Commercial Mortgage Securities Inc.
Master Servicer	Wells Fargo Bank, National Association
Certificate Administrator	Citibank, N.A.
Trustee	U.S. Bank Trust Co.
Special Servicer	LNR Partners, LLC
Operating Advisor	Situs Holdings, LLC


*CONTENTS*
Distribution Summary - Active Certificates	2
Distribution Summary (Factors)	3
Interest Distribution Detail	4
Principal Distribution Detail	5
Reconciliation Detail	6
Other Information	7
Stratification Detail	8
Mortgage Loan Detail	11
NOI Detail	13
Delinquency Loan Detail	15
Appraisal Reduction Detail	17
Loan Modification Detail	24
Specially Serviced Loan Detail	31
Unscheduled Principal Detail	41
Liquidated Loan Detail	45
CREFC Legends	48


Deal Contact:	John Hannon	Citibank, N.A.
	john.hannon@citi.com	Agency and Trust
	Tel: (212) 816-5693	388 Greenwich Street, 14th Floor
		New York, NY 10013


Reports Available at	sf.citidirect.com	Page 1 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15
		*Distribution Summary - Active Certificates*
*DISTRIBUTION IN DOLLARS*


				Prior		Pass-		Accrual																		Current
		Original		Principal		Through		Day Count		Accrual		Interest		Principal		PPP and YM			Total		Deferred		Realized			Principal
Class		Balance		Balance		Rate		Fraction		Dates		Distributed		Distributed		Distributed			Distributed		Interest		Loss			Balance
(1	)	(2	)	(3	)	(4	)	(5	)	(6	)	(7	)	(8	)	(9	)	(10)=	(7	+8+9)	(11	)	(12	)	(13)=	(3-8+11-12)

A-1		57,358,000.00		0.00		1.378000	%	-		-		0.00		0.00		0.00			0.00		0.00		0.00			0.00
A-2		236,853,000.00		0.00		3.161000	%	-		-		0.00		0.00		0.00			0.00		0.00		0.00			0.00
A-3		150,000,000.00		0.00		4.095000	%	-		-		0.00		0.00		0.00			0.00		0.00		0.00			0.00
A-4		264,191,000.00		18,028,846.81		4.371000	%	30/360		06/01 - 06/30		65,670.07		18,028,846.81		0.00			18,094,516.88		0.00		0.00			0.00
A-AB		72,224,000.00		0.00		3.942000	%	-		-		0.00		0.00		0.00			0.00		0.00		0.00			0.00
A-S		94,790,000.00		94,790,000.00		4.649000	%	30/360		06/01 - 06/30		367,232.26		5,685,026.02		0.00			6,052,258.28		0.00		0.00			89,104,973.98
B		54,365,000.00		54,365,000.00		5.232916	%	30/360		06/01 - 06/30		237,072.88		0.00		0.00			237,072.88		0.00		0.00			54,365,000.00
C		55,759,000.00		55,759,000.00		5.232916	%	30/360		06/01 - 06/30		243,151.79		0.00		0.00			243,151.79		0.00		0.00			55,759,000.00
D		50,183,000.00		50,183,000.00		5.232916	%	30/360		06/01 - 06/30		218,836.17		0.00		0.00			218,836.17		0.00		0.00			50,183,000.00
E		18,122,000.00		18,122,000.00		4.250000	%	30/360		06/01 - 06/30		64,182.08		0.00		0.00			64,182.08		0.00		0.00			18,122,000.00
F		16,727,000.00		16,727,000.00		5.232916	%	30/360		06/01 - 06/30		99,028.17		0.00		0.00			99,028.17		0.00		0.00			16,727,000.00
G		44,608,033.00		41,240,021.22		5.232916	%	30/360		06/01 - 06/30		0.00		0.00		0.00			0.00		0.00		0.00			41,240,021.22
S		0.00		0.00		0.000000	%	-		-		0.00		0.00		0.00			0.00		0.00		0.00			0.00
R		0.00		0.00		0.000000	%	-		-		0.00		0.00		0.00			0.00		0.00		0.00			0.00
Totals		1,115,180,033.00		349,214,868.03								1,295,173.42		23,713,872.83		0.00			25,009,046.25		0.00		0.00			325,500,995.20
Notional Classes
X-A		875,416,000.00		112,818,846.81		0.628341	%	30/360		06/01 - 06/30		59,073.92		0.00		0.00			59,073.92		0.00		0.00			89,104,973.98
X-C		18,122,000.00		18,122,000.00		0.982916	%	30/360		06/01 - 06/30		14,843.66		0.00		0.00			14,843.66		0.00		0.00			18,122,000.00
Totals		893,538,000.00		130,940,846.81								73,917.58		0.00		0.00			73,917.58		0.00		0.00			107,226,973.98
Non-Active Exchangeable Certificates
PEZ		204,914,000.00		204,914,000.00		0.000000	%	30/360		06/01 - 06/30		0.00		5,685,026.02		0.00			5,685,026.02		0.00		0.00			199,228,973.98


Reports Available at	sf.citidirect.com	Page 2 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15
		*Distribution Summary (Factors)*
*PER $1,000 OF ORIGINAL BALANCE*


					Prior														Current
			Record		Principal		Interest		Principal		PPP and YM		Total		Deferred				Principal
Class	CUSIP		Date		Balance		Distributed		Distributed		Distributed		Distributed		Interest		Realized Loss		Balance
				(3)/	(2) x 1000	(7)/	(2) x 1000	(8)/	(2) x 1000	(9)/	(2) x 1000	(10)/	(2) x 1000	(11)/	(2) x 1000	(12)/	(2) x 1000	(14)/	(2) x 1000

A-1	17321	JAA2	6/30/2023		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000
A-2	17321	JAB0	6/30/2023		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000
A-3	17321	JAC8	6/30/2023		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000
A-4	17321	JAD6	6/30/2023		68.241715		0.248570		68.241715		0.000000		68.490285		0.000000		0.000000		0.000000
A-AB	17321	JAE4	6/30/2023		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000
A-S	17321	JAF1	6/30/2023		1,000.000000		3.874167		59.974955		0.000000		63.849122		0.000000		0.000000		940.025045
B	17321	JAG9	6/30/2023		1,000.000000		4.360763		0.000000		0.000000		4.360763		0.000000		0.000000		1,000.000000
C	17321	JAH7	6/30/2023		1,000.000000		4.360763		0.000000		0.000000		4.360763		0.000000		0.000000		1,000.000000
D	17321	JAP9	6/30/2023		1,000.000000		4.360763		0.000000		0.000000		4.360763		0.000000		0.000000		1,000.000000
E	17321	JAR5	6/30/2023		1,000.000000		3.541666		0.000000		0.000000		3.541666		0.000000		0.000000		1,000.000000
F	17321	JAT1	6/30/2023		1,000.000000		5.920259		0.000000		0.000000		5.920259		0.000000		0.000000		1,000.000000
G	17321	JAV6	6/30/2023		924.497640		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		924.497640
S	17321	JBA1	6/30/2023		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000
R	17321	JAX2	6/30/2023		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000		0.000000
X-A	17321	JAJ3	6/30/2023		128.874554		0.067481		0.000000		0.000000		0.067481		0.000000		0.000000		101.785864
X-C	17321	JAM6	6/30/2023		1,000.000000		0.819096		0.000000		0.000000		0.819096		0.000000		0.000000		1,000.000000


Reports Available at	sf.citidirect.com	Page 3 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Interest Distribution Detail*
*DISTRIBUTION IN DOLLARS*


		Prior		Pass-		Accrual	Optimal		Prior		Interest on		Non-Recov.									Current
		Principal		Through		Day	Accrued		Unpaid		Prior Unpaid		Interest			Interest	Deferred		Interest			Unpaid
Class		Balance		Rate		Count	Interest		Interest		Interest		Shortfall			Due	Interest		Distributed			Interest
(1	)	(2	)	(3	)	Fraction	(6	)	(7	)	(8	)	(9	)	(10)=	(6)+(7)+(8)-(9)	(11	)	(12	)	(13)=	(10)-(11)-(12)
A-1		0.00		1.378000	%	-	0.00		0.00		0.00		0.00			0.00	0.00		0.00			0.00
A-2		0.00		3.161000	%	-	0.00		0.00		0.00		0.00			0.00	0.00		0.00			0.00
A-3		0.00		4.095000	%	-	0.00		0.00		0.00		0.00			0.00	0.00		0.00			0.00
A-4		18,028,846.81		4.371000	%	30/360	65,670.07		0.00		0.00		0.00			65,670.07	0.00		65,670.07			0.00
A-AB		0.00		3.942000	%	-	0.00		0.00		0.00		0.00			0.00	0.00		0.00			0.00
A-S		94,790,000.00		4.649000	%	30/360	367,232.26		0.00		0.00		0.00			367,232.26	0.00		367,232.26			0.00
B		54,365,000.00		5.232916	%	30/360	237,072.88		0.00		0.00		0.00			237,072.88	0.00		237,072.88			0.00
C		55,759,000.00		5.232916	%	30/360	243,151.79		0.00		0.00		0.00			243,151.79	0.00		243,151.79			0.00
D		50,183,000.00		5.232916	%	30/360	218,836.17		0.00		0.00		0.00			218,836.17	0.00		218,836.17			0.00
E		18,122,000.00		4.250000	%	30/360	64,182.08		0.00		0.00		0.00			64,182.08	0.00		64,182.08			0.00
F		16,727,000.00		5.232916	%	30/360	72,942.48		40,083.38		174.79		0.00			113,200.65	0.00		99,028.17			14,172.48
G		41,240,021.22		5.232916	%	30/360	179,837.96		6,053,940.13		26,399.80		0.00			6,260,177.89	0.00		0.00			6,260,177.89
S		0.00		0.000000	%	-	0.00		0.00		0.00		0.00			0.00	0.00		0.00			0.00
R		0.00		0.000000	%	-	0.00		0.00		0.00		0.00			0.00	0.00		0.00			0.00
Totals		349,214,868.03					1,448,925.69		6,094,023.51		26,574.59		0.00			7,569,523.79	0.00		1,295,173.42			6,274,350.37
Notional Classes
X-A		112,818,846.81		0.628341	%	30/360	59,073.92		0.00		0.00		0.00			59,073.92	0.00		59,073.92			0.00
X-C		18,122,000.00		0.982916	%	30/360	14,843.66		0.00		0.00		0.00			14,843.66	0.00		14,843.66			0.00
Totals		130,940,846.81					73,917.58		0.00		0.00		0.00			73,917.58	0.00		73,917.58			0.00


Reports Available at	sf.citidirect.com	Page 4 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15


*DISTRIBUTION IN DOLLARS*		*Principal Distribution Detail*


				Prior						Current		Current			Current		Cumulative		Original		Current		Original Current
		Original		Principal		Principal		Balance		Realized		Principal			Principal		Realized		Class		Class		Credit		Credit
Class		Balance		Balance		Distribution		Change		Losses		Recoveries			Balance		Losses		(%)		(%)		Support Support
(1	)	(2	)	(3	)	(4	)	(6	)	(7	)	(8	)	(9)=	(3)-(4)-(5)+(6)-		(10	)	(11	)	(12	)	(13	)	(14	)
														(7)+	(8	)
R		0.00		0.00		0.00		0.00		0.00		0.00			0.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
A-1		57,358,000.00		0.00		0.00		0.00		0.00		0.00			0.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
A-2		236,853,000.00		0.00		0.00		0.00		0.00		0.00			0.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
A-3		150,000,000.00		0.00		0.00		0.00		0.00		0.00			0.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
A-4		264,191,000.00		18,028,846.81		18,028,846.81		0.00		0.00		0.00			0.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
A-AB		72,224,000.00		0.00		0.00		0.00		0.00		0.00			0.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
A-S		94,790,000.00		94,790,000.00		5,685,026.02		0.00		0.00		0.00			89,104,973.98		0.00		0.00	%	0.00	%	0.00	%	0.00	%
B		54,365,000.00		54,365,000.00		0.00		0.00		0.00		0.00			54,365,000.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
C		55,759,000.00		55,759,000.00		0.00		0.00		0.00		0.00			55,759,000.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
D		50,183,000.00		50,183,000.00		0.00		0.00		0.00		0.00			50,183,000.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
E		18,122,000.00		18,122,000.00		0.00		0.00		0.00		0.00			18,122,000.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
F		16,727,000.00		16,727,000.00		0.00		0.00		0.00		0.00			16,727,000.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
G		44,608,033.00		41,240,021.22		0.00		0.00		0.00		0.00			41,240,021.22		3,368,011.78		0.00	%	0.00	%	0.00	%	0.00	%
S		0.00		0.00		0.00		0.00		0.00		0.00			0.00		0.00		0.00	%	0.00	%	0.00	%	0.00	%
Totals		1,115,180,033.00		349,214,868.03		23,713,872.83		0.00		0.00		0.00			325,500,995.20		3,368,011.78		0.00	%	0.00	%


Reports Available at	sf.citidirect.com	Page 5 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15
		*Reconciliation Detail*


*SOURCE OF FUNDS*

Interest Funds Available
Scheduled Interest	1,397,546.62
Prepayment Interest Shortfall	0.00
Interest Adjustments	0.00
ASER Amount	0.00
Realized Loss in Excess of Principal Balance	0.00
Total Interest Funds Available:		1,397,546.62
Principal Funds Available
Scheduled Principal	781,848.58
Unscheduled Principal Collections	22,932,024.25
Repurchased Principal	0.00
Substitution Principal	0.00
Other Principal	0.00
Total Principal Funds Available:		23,713,872.83
Other Funds Available
Yield Maintenance Charges	0.00
Withdrawal of Withheld Amounts from the Interest Reserve Account	0.00
Deposit of Withheld Amounts to the Interest Reserve Account	0.00
Total Other Funds Available:		0.00
Total Funds Available		25,111,419.45


*ALLOCATION OF FUNDS*

Scheduled Fees
Servicing Fee	12,489.06
Trustee/Certificate Administrator Fee	538.41
Operating Advisor Fee	363.76
CREFC® Intellectual Property Royalty License Fee	145.52
Total Scheduled Fees:		13,536.75
Additional Fees, Expenses, etc.
Additional Servicing Fee	0.00
Special Servicing Fee	14,083.33
Work-out Fee	835.54
Liquidation Fee	0.00
Trust Fund Expenses	0.00
Trust Advisor Expenses	0.00
Reimbursement of Interest on Advances to the Servicer	0.00
Borrower Reimbursable Trust Fund Expenses	0.00
Other Expenses	0.00
Total Additional Fees, Expenses, etc.:		14,918.87
Distributions
Interest Distribution	1,369,091.00
Principal Distribution	23,713,872.83
Yield Maintenance Charge Distribution	0.00
Total Distributions:		25,082,963.83
Total Funds Allocated		25,111,419.45


Reports Available at	sf.citidirect.com	Page 6 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15
		*Other Information*


Interest Reserve Account Information
Beginning Interest Reserve Account Balance	0.00
Deposit of Withheld Amounts to the Interest Reserve Account	0.00
Withdrawal of Withheld Amounts from the Interest Reserve Account	0.00
Ending Interest Reserve Reserve Account Balance	0.00

Excess Liquidation Proceeds Reserve Account Information
Beginning Excess Liquidation Proceeds Reserve Account Balance	0.00
Deposit to the Excess Liquidation Proceeds Reserve Account	0.00
Withdrawal from the Excess Liquidation Proceeds Reserve Account	0.00
Ending Excess Liquidation Proceeds Reserve Account Balance	0.00

Collateral Information
% of Cut-Off Principal Balance Outstanding	29.188202	%

Controlling Class Information
Controlling Class is Class G.
Identification of the current Controlling Class Representative has not been provided.

There Are No Disclosable Special Servicer Fees.


Reports Available at	sf.citidirect.com	Page 7 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Stratification Detail*


*Ending Scheduled Balance*

Ending Sched	# of	Ending Sched	% of Agg			Wtd Avg
Balance	Loans	Balance	Balance	WAC	WAM	DSCR

0 or Less	57	0.00	0.00	0.0000	0	0.000000
1 to 5,000,000	22	65,961,902.67	20.26	5.2871	2	1.842880
5,000,001 to 10,000,000	8	59,921,486.41	18.41	5.4208	2	1.594093
10,000,001 to 15,000,000	5	59,766,025.10	18.36	5.3210	2	1.566262
15,000,001 to 20,000,000	1	15,806,282.35	4.86	5.3000	2	1.148600
20,000,001 to 25,000,000	2	47,110,579.21	14.47	5.1715	2	1.222671
25,000,001 to 30,000,000	0	0.00	0.00	0.0000	0	0.000000
30,000,001 to 35,000,000	1	34,000,000.00	10.45	4.9200	1	1.636800
35,000,001 to 40,000,000	0	0.00	0.00	0.0000	0	0.000000
40,000,001 to 45,000,000	1	42,934,719.46	13.19	5.2500	2	1.658800
Totals	97	325,500,995.20	100.00	5.2586	2	1.577005




(When current DSCR is not available, the most currently provided DSCR will be used.)


*State*

		# of	Ending Sched	% of Agg			Wtd Avg
State		Loans	Balance	Balance	WAC	WAM	DSCR

Alaska		1	8,702,851.40	2.67	5.7500	2	0.915000
Arkansas		1	3,849,601.94	1.18	5.2900	2	1.385300
Arizona		3	4,584,279.64	1.41	5.3000	2	2.388500
California		11	26,628,282.97	8.18	5.3115	2	1.989681
Colorado		2	5,606,904.61	1.72	5.1900	2	1.790400
Florida		8	12,947,597.85	3.98	5.3151	2	2.022002
Georgia		11	42,787,479.30	13.15	5.3253	2	1.494070
Illinois		3	3,976,972.47	1.22	4.9800	1	1.679200
Indiana		5	6,998,078.63	2.15	5.4050	2	1.953447
Louisiana		1	0.00	0.00	0.0000	0	0.000000
Massachusetts		1	15,806,282.35	4.86	5.3000	2	1.148600
Maryland		1	8,253,415.61	2.54	5.3000	1	1.361900
Michigan		1	0.00	0.00	0.0000	0	0.000000
Mississippi		1	0.00	0.00	0.0000	0	0.000000
North Carolina		3	8,215,114.21	2.52	5.3200	2	1.998900
New Mexico		1	0.00	0.00	0.0000	0	0.000000
Nevada		1	0.00	0.00	0.0000	0	0.000000
New York		7	50,923,144.65	15.64	5.0392	1	1.534858
Ohio		4	22,848,204.76	7.02	5.1900	2	1.105300
Pennsylvania		1	0.00	0.00	0.0000	0	0.000000
South Carolina		1	0.00	0.00	0.0000	0	0.000000
Tennessee		2	4,668,647.72	1.43	5.4917	1	2.169325
Texas		9	21,408,853.90	6.58	5.1582	2	1.163639
Utah		1	11,089,079.20	3.41	5.4500	2	1.707600
Virginia		6	16,697,425.82	5.13	5.3687	2	1.405335
Washington		1	0.00	0.00	0.0000	0	0.000000
Various		10	49,508,778.17	15.21	5.2429	2	1.796106
	Totals	97	325,500,995.20	100.00	5.2586	2	1.577005


Reports Available at	sf.citidirect.com	Page 8 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Stratification Detail*


*Seasoning*

	# of	Ending Sched	% of Agg			Wtd Avg
Seasoning	Loans	Balance	Balance	WAC	WAM	DSCR

12 Months or Less	0	0.00	0.00	0.0000	0	0.000000
13 to 24 Months	0	0.00	0.00	0.0000	0	0.000000
25 to 36 Months	0	0.00	0.00	0.0000	0	0.000000
37 to 48 Months	0	0.00	0.00	0.0000	0	0.000000
49 Months or Greater	97	325,500,995.20	100.00	5.2586	2	1.577005
Totals	97	325,500,995.20	100.00	5.2586	2	1.577005


*Property Type*

Property		# of	Ending Sched	% of Agg			Wtd Avg
Type		Loans	Balance	Balance	WAC	WAM	DSCR

Multifamily		16	8,332,852.31	2.56	5.0272	2	2.009646
Retail		43	166,783,366.80	51.24	5.2245	2	1.553994
Industrial		5	9,943,231.37	3.05	5.2729	2	2.242775
Office		9	79,233,565.32	24.34	5.2783	2	1.560318
Mixed Use		9	43,969,385.60	13.51	5.3173	2	1.430901
Lodging		10	17,238,593.80	5.30	5.4516	2	1.655839
Self Storage		5	0.00	0.00	0.0000	0	0.000000
	Totals	97	325,500,995.20	100.00	5.2586	2	1.577005


*Loan Rate*

Loan		# of	Ending Sched	% of Agg			Wtd Avg


Debt Service	# of	Ending Sched	% of Agg			Wtd Avg
Coverage Ratio	Loans	Balance	Balance	WAC	WAM	DSCR

1.250 or Less	60	66,023,844.05	20.28	5.3001	2	1.041007
1.251 to 1.500	8	58,752,183.40	18.05	5.2428	2	1.322990
1.501 to 1.750	10	117,025,604.82	35.95	5.1983	2	1.644769
1.751 to 2.000	5	43,406,003.33	13.34	5.3287	2	1.926798
2.001 to 2.250	9	26,875,034.54	8.26	5.3197	2	2.077958
2.251 to 2.500	2	6,822,011.59	2.10	5.1491	2	2.402605
2.501 to 2.750	0	0.00	0.00	0.0000	0	0.000000
2.751 to 3.000	3	6,596,313.47	2.03	5.4554	1	2.805567
Totals	97	325,500,995.20	100.00	5.2586	2	1.577005


(When current DSCR is not available, the most currently provided DSCR will be used.)


Rate (%)		Loans	Balance	Balance	WAC	WAM	DSCR

4.00 or Less		53	0.00	0.00	0.0000	0	0.000000
4.01 to 4.25		0	0.00	0.00	0.0000	0	0.000000
4.26 to 4.50		0	0.00	0.00	0.0000	0	0.000000
4.51 to 4.75		0	0.00	0.00	0.0000	0	0.000000
4.76 to 5.00		4	44,007,925.43	13.52	4.9248	1	1.690427
5.01 to 5.25		10	136,193,921.49	41.84	5.2010	2	1.445352
5.26 to 5.50		26	126,389,679.47	38.83	5.3649	2	1.704432
5.51 to 5.75		3	10,962,838.11	3.37	5.7191	2	1.295985
5.76 to 6.00		1	7,946,630.70	2.44	5.7680	2	1.566200
6.01 to 6.25		0	0.00	0.00	0.0000	0	0.000000
6.26 to 6.50		0	0.00	0.00	0.0000	0	0.000000
6.51 to 6.75		0	0.00	0.00	0.0000	0	0.000000
6.76 to 7.00		0	0.00	0.00	0.0000	0	0.000000
7.01 or Greater		0	0.00	0.00	0.0000	0	0.000000
	Totals	97	325,500,995.20	100.00	5.2586	2	1.577005


Reports Available at	sf.citidirect.com	Page 9 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Stratification Detail*


*Anticipated Remaining Term*

Anticipated	# of	Ending Sched	% of Agg			Wtd Avg
Remaining Term	Loans	Balance	Balance	WAC	WAM	DSCR

60 Months or Less	97	325,500,995.20	100.00	5.2586	2	1.577005
61 to 90 Months	0	0.00	0.00	0.0000	0	0.000000
91 Months or Greater	0	0.00	0.00	0.0000	0	0.000000
Totals	97	325,500,995.20	100.00	5.2586	2	1.577005


(When current DSCR is not available, the most currently provided DSCR will be used.)


*Remaining Amortization Term*

Remaining	# of	Ending Sched	% of Agg			Wtd Avg
Amortization Term	Loans	Balance	Balance	WAC	WAM	DSCR

240 Months or Less	43	82,997,264.81	25.50	5.2039	2	1.662851
241 to 270 Months	43	242,503,730.39	74.50	5.2773	2	1.547624
271 to 300 Months	11	0.00	0.00	0.0000	0	0.000000
301 Months or Greater	0	0.00	0.00	0.0000	0	0.000000
Totals	97	325,500,995.20	100.00	5.2586	2	1.577005


Reports Available at	sf.citidirect.com	Page 10 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Mortgage Loan Detail*


		Prop								Neg	Beginning	Ending	Paid	Appraisal	Appraisal	Payment Workout				Mod
Loan		Type			Interest	Principal	Gross		Maturity Am		Scheduled	Scheduled	Through	Reduction	Reduction	Status Strategy				Type
Number	OMCR	(1)	City	State	Payment	Payment	Coupon		Date Flag		Balance	Balance	Date	Date	Amount	(2	)	(3	)	(4	)

304101083	005	OF	Various	XX	188,133.66	67,260.55	5.25000	%	9/6/23	N	43,001,980.01	42,934,719.46	7/6/23	N/A	0.00	0		0		0
300571010	006	RT	New York	NY	0.00	0.00	4.92000	%	8/6/23	N	34,000,000.00	34,000,000.00	5/6/19	3/6/23	27,304,685.64	3		7		0
300880008	008	MU	Rome	GA	104,427.06	51,260.66	5.15400	%	9/6/23	N	24,313,635.11	24,262,374.45	7/6/23	N/A	0.00	0		0		0
300571013	009	RT	Grove City	Ohio	99,042.49	51,793.17	5.19000	%	9/6/23	N	22,899,997.93	22,848,204.76	7/6/23	N/A	0.00	0		0		8
695100185	010	LO	Various	XX	81,772.75	17,155,122.29	5.72000	%	9/6/23	N	17,155,122.29	0.00	7/6/23	N/A	0.00	0		0		0
300880014	014	RT	Herndon	VA	22,580.18	17,252.33	5.40000	%	9/1/23	N	5,017,818.32	5,000,565.99	7/1/23	N/A	0.00	0		0		0
300880015	015	RT	Manassas	VA	16,202.57	12,379.54	5.40000	%	9/1/23	N	3,600,571.31	3,588,191.77	7/1/23	N/A	0.00	0		0		0
300880016	016	RT	Gainesville	VA	10,859.17	8,296.92	5.40000	%	9/1/23	N	2,413,149.75	2,404,852.83	7/1/23	N/A	0.00	0		0		0
300880017	017	RT	Covington	GA	4,309.20	3,292.42	5.40000	%	9/1/23	N	957,599.51	954,307.09	7/1/23	N/A	0.00	0		0		0
300880018	018	RT	Gainesville	VA	4,309.20	3,292.42	5.40000	%	9/1/23	N	957,599.51	954,307.09	7/1/23	N/A	0.00	0		0		0
300880019	019	RT	Covington	GA	2,585.52	1,975.45	5.40000	%	9/1/23	N	574,560.04	572,584.59	7/1/23	N/A	0.00	0		0		0
300571017	020	RT	Walpole	MA	69,931.42	27,246.89	5.30000	%	9/6/23	N	15,833,529.24	15,806,282.35	7/6/23	N/A	0.00	0		8		0
300571012	021	OF	San Marcos	CA	61,124.26	45,923.42	5.46000	%	9/6/23	N	13,433,904.04	13,387,980.62	7/6/23	N/A	0.00	0		0		0
304101073	024	RT	Brooklyn	NY	58,996.62	30,460.38	5.25000	%	8/6/23	N	13,484,941.28	13,454,480.90	7/6/23	N/A	0.00	0		0		0
625100039	027	LO	Salt Lake City	UT	50,535.82	38,074.42	5.45000	%	9/5/23	N	11,127,153.62	11,089,079.20	7/5/23	N/A	0.00	0		0		0
695100181	031	OF	Houston	TX	47,838.77	25,617.14	5.11900	%	9/6/23	N	11,214,403.02	11,188,785.88	3/6/23	N/A	0.00	3		13		0
695100184	035	RT	Riverview	FL	47,240.14	22,003.57	5.31400	%	9/6/23	N	10,667,702.07	10,645,698.50	7/6/23	N/A	0.00	0		0		0
300880037	037	RT	San Pablo	CA	42,581.46	22,102.99	5.21500	%	9/6/23	N	9,798,226.77	9,776,123.78	7/6/23	N/A	0.00	0		0		0
300880041	041	MU	Anchorage	AK	41,788.94	18,319.06	5.75000	%	9/5/23	N	8,721,170.46	8,702,851.40	1/5/21	2/6/23	0.00	3		7		0
304101078	043	RT	Raleigh	NC	36,501.55	18,318.36	5.32000	%	9/6/23	N	8,233,432.57	8,215,114.21	7/6/23	N/A	0.00	0		0		0
300880046	046	OF	Columbia	MD	36,523.05	15,953.24	5.30000	%	8/1/23	N	8,269,368.85	8,253,415.61	7/1/23	N/A	0.00	0		0		0
695100187	047	RT	Acworth	GA	38,277.01	16,686.37	5.76800	%	9/6/23	N	7,963,317.07	7,946,630.70	7/6/23	N/A	0.00	0		0		0
625100038	052	MU	Atlanta	GA	28,739.07	14,239.65	5.36000	%	9/5/23	N	6,434,119.76	6,419,880.11	7/5/23	N/A	0.00	0		0		0
300880058	058	IN	Parker	CO	24,304.87	12,718.43	5.19000	%	9/1/23	N	5,619,623.04	5,606,904.61	7/1/23	N/A	0.00	0		0		0
625100036	062	RT	Richmond	VA	20,984.29	10,632.69	5.29000	%	9/5/23	N	4,760,140.83	4,749,508.14	7/5/23	N/A	0.00	0		0		0
625100035	063	MU	Phoenix	AZ	20,292.50	10,249.26	5.30000	%	9/5/23	N	4,594,528.90	4,584,279.64	7/5/23	N/A	0.00	0		0		0
300880065	065	IN	Various	XX	19,484.46	9,650.26	5.38000	%	8/1/23	N	4,345,977.02	4,336,326.76	7/1/23	N/A	0.00	0		0		0


Reports Available at	sf.citidirect.com	Page 11 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Mortgage Loan Detail*


		Prop								Neg	Beginning	Ending	Paid	Appraisal	Appraisal	Payment Workout				Mod
Loan		Type			Interest	Principal	Gross		Maturity Am		Scheduled	Scheduled	Through	Reduction	Reduction	Status Strategy				Type
Number	OMCR	(1)	City	State	Payment	Payment	Coupon		Date Flag		Balance	Balance	Date	Date	Amount	(2	)	(3	)	(4	)

300880066	066	RT	Indianapolis	IN	19,934.65	9,448.43	5.50000	%	9/1/23	N	4,349,377.98	4,339,929.55	7/1/23	N/A	0.00	0		0		0
695100183	068	LO	Rockwall	TX	17,465.86	13,457.90	5.37000	%	9/6/23	N	3,902,985.79	3,889,527.89	7/6/23	N/A	0.00	0		0		8
304101069	070	RT	Lincolnwood	IL	16,543.14	9,326.34	4.98000	%	8/6/23	N	3,986,298.81	3,976,972.47	7/6/23	N/A	0.00	0		0		0
625100037	073	RT	Searcy	AR	17,008.32	8,618.07	5.29000	%	9/5/23	N	3,858,220.01	3,849,601.94	7/5/23	N/A	0.00	0		0		0
300880074	074	MF	Houston	TX	15,715.29	8,866.17	4.96000	%	9/6/23	N	3,802,087.18	3,793,221.01	7/6/23	N/A	0.00	0		0		0
625100027	078	MF	Franklin	IN	15,206.41	3,522,721.48	5.18000	%	7/5/23	N	3,522,721.48	0.00	7/5/23	N/A	0.00	0		0		0
625100034	079	OF	Ithaca	NY	15,614.50	7,663.13	5.39000	%	9/5/23	N	3,476,326.88	3,468,663.75	7/5/23	N/A	0.00	0		0		0
300571005	083	RT	Torrance	CA	14,486.61	5,667.13	5.01000	%	8/6/23	N	3,469,845.70	3,464,178.57	7/6/23	N/A	0.00	0		0		0
300880085	085	RT	Indianapolis	IN	11,670.11	9,303.56	5.25000	%	9/1/23	N	2,667,452.64	2,658,149.08	7/1/23	N/A	0.00	0		0		0
300571008	088	RT	Suwanee	GA	11,956.72	5,810.23	5.44000	%	8/6/23	N	2,637,512.59	2,631,702.36	7/6/23	N/A	0.00	0		0		0
300571006	089	RT	Rowlett	TX	11,238.04	5,704.43	5.30300	%	8/6/23	N	2,543,023.55	2,537,319.12	7/6/23	N/A	0.00	0		0		0
304101068	090	MF	Various	XX	9,058.59	8,200.59	4.84000	%	8/6/23	N	2,245,932.54	2,237,731.95	7/6/23	N/A	0.00	0		0		0
625100031	091	LO	Chattanooga	TN	10,582.29	7,647.88	5.60000	%	9/5/23	N	2,267,634.59	2,259,986.71	7/5/23	N/A	0.00	0		0		0
625100029	092	RT	Franklin	TN	10,842.95	5,353.23	5.39000	%	8/5/23	N	2,414,014.24	2,408,661.01	7/5/23	N/A	0.00	0		0		0
304101077	093	MF	Zephyrhills	FL	10,227.84	5,132.87	5.32000	%	9/6/23	N	2,307,032.22	2,301,899.35	7/6/23	N/A	0.00	0		0		0
300880095	095	MF	Columbus	Ohio	7,128.28	1,606,976.31	5.32300	%	8/6/23	N	1,606,976.31	0.00	7/6/23	N/A	0.00	0		0		0
304101060	097	RT	Goodyear	AZ	3,500.99	763,853.20	5.50000	%	7/6/23	N	763,853.20	0.00	7/6/23	N/A	0.00	0		0		0
Totals	Count:		44		1,397,546.62	23,713,872.83					349,214,868.03	325,500,995.20			27,304,685.64


Reports Available at	sf.citidirect.com	Page 12 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*NOI Detail*


		Property			Ending	Preceding	Most	Most Recent	Most Recent
Loan		Type			Scheduled	Fiscal	Recent	Financial As of	Financial As
Number	OMCR	(1)	City	State	Balance	Year NOI	NOI	Start Date	of End Date
304101083	005	OF	Various	XX	42,934,719.46	6,233,898.00	1,379,910.44	01/01/2023	03/31/2023
300571010	006	RT	New York	NY	34,000,000.00	2,757,635.00	1,397,530.00	01/01/2018	06/30/2018
300880008	008	MU	Rome	GA	24,262,374.45	2,454,213.00	680,092.00	01/01/2023	03/31/2023
300571013	009	RT	Grove City	Ohio	22,848,204.76	2,035,975.71	526,571.05	01/01/2023	03/31/2023
300880014	014	RT	Herndon	VA	5,000,565.99	616,433.00	616,433.00	04/01/2022	03/31/2023
300880015	015	RT	Manassas	VA	3,588,191.77	406,738.00	410,739.00	04/01/2022	03/31/2023
300880016	016	RT	Gainesville	VA	2,404,852.83	298,321.00	298,321.00	04/01/2022	03/31/2023
300880017	017	RT	Covington	GA	954,307.09	118,415.00	118,383.00	04/01/2022	03/31/2023
300880018	018	RT	Gainesville	VA	954,307.09	203,097.00	205,881.00	04/01/2022	03/31/2023
300880019	019	RT	Covington	GA	572,584.59	71,007.00	71,007.00	04/01/2022	03/31/2023
300571017	020	RT	Walpole	MA	15,806,282.35	5,156,816.61	3,857,179.85	Not Available	Not Available
300571012	021	OF	San Marcos	CA	13,387,980.62	2,627,028.06	666,355.64	01/01/2023	03/31/2023
304101073	024	RT	Brooklyn	NY	13,454,480.90	1,892,945.00	359,391.00	01/01/2023	03/31/2023
625100039	027	LO	Salt Lake City	UT	11,089,079.20	1,906,329.00	2,027,201.00	04/01/2022	03/31/2023
695100181	031	OF	Houston	TX	11,188,785.88	884,920.52	702,066.53	Not Available	Not Available
695100184	035	RT	Riverview	FL	10,645,698.50	1,684,442.97	1,304,239.73	Not Available	Not Available
300880037	037	RT	San Pablo	CA	9,776,123.78	1,528,961.00	405,180.50	01/01/2023	03/31/2023
300880041	041	MU	Anchorage	AK	8,702,851.40	33,445.00	165,002.00	01/01/2023	03/31/2023
304101078	043	RT	Raleigh	NC	8,215,114.21	1,081,148.25	342,882.40	01/01/2023	03/31/2023
300880046	046	OF	Columbia	MD	8,253,415.61	867,432.00	246,918.75	01/01/2023	03/31/2023
695100187	047	RT	Acworth	GA	7,946,630.70	960,217.00	262,910.01	01/01/2023	03/31/2023
625100038	052	MU	Atlanta	GA	6,419,880.11	1,149,356.00	261,771.50	01/01/2023	03/31/2023
300880058	058	IN	Parker	CO	5,606,904.61	915,375.83	221,406.80	Not Available	Not Available
625100036	062	RT	Richmond	VA	4,749,508.14	612,487.79	164,703.70	01/01/2023	03/31/2023
625100035	063	MU	Phoenix	AZ	4,584,279.64	628,573.00	225,158.94	01/01/2023	03/31/2023
300880065	065	IN	Various	XX	4,336,326.76	900,782.22	792,187.55	Not Available	Not Available
300880066	066	RT	Indianapolis	IN	4,339,929.55	787,845.00	823,336.00	Not Available	Not Available


Reports Available at	sf.citidirect.com	Page 13 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15
		*NOI Detail*


			Property			Ending	Preceding	Most	Most Recent	Most Recent
Loan			Type			Scheduled	Fiscal	Recent	Financial As of	Financial As
Number	OMCR		(1)	City	State	Balance	Year NOI	NOI	Start Date	of End Date
695100183	068		LO	Rockwall	TX	3,889,527.89	443,801.10	381,453.76	04/01/2022	03/31/2023
304101069	070		RT	Lincolnwood	IL	3,976,972.47	511,339.00	136,719.51	01/01/2023	03/31/2023
625100037	073		RT	Searcy	AR	3,849,601.94	504,667.16	118,912.29	01/01/2023	03/31/2023
300880074	074		MF	Houston	TX	3,793,221.01	555,869.00	549,269.00	Not Available	Not Available
625100034	079		OF	Ithaca	NY	3,468,663.75	465,240.00	361,559.01	Not Available	Not Available
300571005	083		RT	Torrance	CA	3,464,178.57	548,826.68	417,210.05	Not Available	Not Available
300880085	085		RT	Indianapolis	IN	2,658,149.08	379,087.78	320,266.29	Not Available	Not Available
300571008	088		RT	Suwanee	GA	2,631,702.36	322,564.96	117,074.19	01/01/2023	03/31/2023
300571006	089		RT	Rowlett	TX	2,537,319.12	407,874.53	112,666.29	Not Available	Not Available
304101068	090		MF	Various	XX	2,237,731.95	485,173.00	148,185.00	Not Available	Not Available
625100031	091		LO	Chattanooga	TN	2,259,986.71	667,621.00	690,809.00	Not Available	Not Available
625100029	092		RT	Franklin	TN	2,408,661.01	328,713.06	163,894.51	Not Available	Not Available
304101077	093		MF	Zephyrhills	FL	2,301,899.35	391,377.00	292,280.70	Not Available	Not Available
Totals	Count:	40				325,500,995.20	44,825,992.23	22,343,058.99


Reports Available at	sf.citidirect.com	Page 14 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Delinquency Loan Detail*


			Actual	Paid	Current P&I	Total P&I	Cumulative	Other Expense	Payment		Workout		Most Recent
Loan		# of Months	Principal	Through	Advances	Advances	Accrued Unpaid	Advances	Status		Strategy		Special Serv	Foreclosure	Bankruptcy	REO
Number	OMCR	Delinq	Balance	Date	(Net of ASER)	Outstanding	Interest Advances	Outstanding	(2	)	(3	)	Transfer Date	Date	Date	Date
300571010	006	3+	34,000,000.00	5/6/19	0.00	3,012,232.70	712,969.09	326,285.76	3		7		2/21/19			6/1/23
695100181	031	3+	11,287,427.45	3/6/23	73,455.91	293,061.06	3,179.72	19,758.62	3		13		3/14/23
300880041	041	3+	9,201,438.37	1/5/21	60,108.00	1,743,232.50	179,093.91	12,600.50	3		7		8/11/20			8/19/22
Totals	Count:	3	54,488,865.82		133,563.91	5,048,526.26	895,242.72	358,644.88


Reports Available at	sf.citidirect.com	Page 15 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Historical Delinquency Information*


Distribution	Less Than 1 Month				1 Month				2 Months				3 Months				4+ Months				Bankruptcy				Foreclosure				REO
Date	End Sched Bal		#		End Sched Bal		#		End Sched Bal		#		End Sched Bal		#		End Sched Bal		#		End Sched Bal		#		End Sched Bal		#		End Sched Bal		#

07/12/2023	0.00		0		0.00		0		0.00		0		11,188,785.88		1		0.00		0		0.00		0		0.00		0		42,702,851.40		2
	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	3.437	%	2.5	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	13.119	%	5.0	%
06/12/2023	0.00		0		0.00		0		11,214,403.02		1		0.00		0		0.00		0		0.00		0		0.00		0		42,721,170.46		2
	0.000	%	0.0	%	0.000	%	0.0	%	3.211	%	2.3	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	12.233	%	4.5	%
05/12/2023	0.00		0		11,238,320.10		1		0.00		0		0.00		0		0.00		0		0.00		0		34,000,000.00		1		8,738,013.16		1
	0.000	%	0.0	%	2.681	%	1.7	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	8.110	%	1.7	%	2.084	%	1.7	%
04/13/2023	13,580,618.30		2		0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		34,000,000.00		1		8,756,164.54		1
	2.173	%	2.9	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	5.440	%	1.4	%	1.401	%	1.4	%
03/10/2023	6,474,553.02		1		0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		34,000,000.00		1		8,772,834.82		1
	0.962	%	1.3	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	5.050	%	1.3	%	1.303	%	1.3	%
02/10/2023	0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		34,000,000.00		1		8,793,615.82		1
	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	5.039	%	1.3	%	1.303	%	1.3	%
01/12/2023	0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		34,000,000.00		1		8,810,101.58		1
	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	5.029	%	1.3	%	1.303	%	1.3	%
12/12/2022	4,403,852.89		1		0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		34,000,000.00		1		8,826,506.12		1
	0.650	%	1.3	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	5.020	%	1.3	%	1.303	%	1.3	%
11/14/2022	9,447,697.19		2		0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		34,000,000.00		1		8,844,235.49		1
	1.392	%	2.6	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	5.010	%	1.3	%	1.303	%	1.3	%
10/13/2022	14,633,101.57		2		0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		34,000,000.00		1		8,860,471.85		1
	2.153	%	2.6	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	5.001	%	1.3	%	1.303	%	1.3	%
09/12/2022	23,346,415.90		1		0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		34,000,000.00		1		8,878,039.25		1
	3.428	%	1.3	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	4.992	%	1.3	%	1.303	%	1.3	%
08/12/2022	0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		0.00		0		42,894,109.06		2		0.00		0
	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	0.000	%	0.0	%	6.287	%	2.6	%	0.000	%	0.0	%


Reports Available at	sf.citidirect.com	Page 16 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Appraisal Reduction Detail*


			Appraisal	Appraisal	Most Recent	Cumulative
Loan Number	OMCR	Property Name	Reduction Amount	Reduction Date	ASER Amount	ASER Amount
300571010	006	735 Sixth Avenue	27,304,685.64	03/06/2023	0.00	3,193,617.22
300880041	041	O'Malley Square	0.00	02/06/2023	0.00	55,469.57
Totals	2		27,304,685.64		0.00	3,249,086.79


Reports Available at	sf.citidirect.com	Page 17 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Historical Appraisal Reduction Detail*


Distribution	Loan			Appraisal	Appraisal	Most Recent	Cumulative
Date	Number	OMCR	Property Name	Reduction Amount	Reduction Date	ASER Amount	ASER Amount
08/12/2019	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	40,217.50	40,217.50
09/12/2019	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	40,217.50	80,435.00
10/11/2019	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	38,920.16	119,355.16
11/13/2019	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	40,217.50	159,572.66
12/12/2019	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	38,920.16	198,492.82
01/10/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	40,217.50	238,710.32
02/12/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	40,217.50	278,927.82
03/12/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	37,622.82	316,550.64
04/10/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	40,217.50	356,768.14
05/12/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	38,920.16	395,688.30
06/12/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	40,217.50	435,905.80
07/10/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	38,920.16	474,825.96
08/12/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	40,217.50	515,043.46
09/14/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	40,217.50	555,260.96
10/13/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	38,920.16	594,181.12
11/13/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	40,217.50	634,398.62
12/11/2020	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	38,920.16	673,318.78
01/12/2021	300571010	006	735 Sixth Avenue	9,531,467.81	08/06/2019	40,217.50	713,536.28
02/12/2021	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	102,996.15	816,532.43
03/12/2021	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	93,028.78	909,561.21
04/12/2021	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	102,996.15	1,012,557.36
05/12/2021	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	99,673.69	1,112,231.05
06/11/2021	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	102,996.15	1,215,227.20
07/12/2021	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	99,673.69	1,314,900.89
08/12/2021	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	102,996.15	1,417,897.04
09/13/2021	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	102,996.15	1,520,893.19
10/13/2021	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	99,673.69	1,620,566.88
11/15/2021	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	102,996.15	1,723,563.03
12/10/2021	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	99,673.69	1,823,236.72
01/12/2022	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	102,996.15	1,926,232.87


Reports Available at	sf.citidirect.com	Page 18 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Historical Appraisal Reduction Detail*


Distribution	Loan			Appraisal	Appraisal	Most Recent	Cumulative
Date	Number	OMCR	Property Name	Reduction Amount	Reduction Date	ASER Amount	ASER Amount
02/11/2022	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	102,996.15	2,029,229.02
03/11/2022	300571010	006	735 Sixth Avenue	24,409,883.59	02/08/2021	93,028.78	2,122,257.80
04/12/2022	300571010	006	735 Sixth Avenue	25,722,916.04	04/06/2022	108,536.41	2,230,794.21
05/12/2022	300571010	006	735 Sixth Avenue	25,722,916.04	04/06/2022	105,035.24	2,335,829.45
06/10/2022	300571010	006	735 Sixth Avenue	25,722,916.04	04/06/2022	108,536.41	2,444,365.86
07/12/2022	300571010	006	735 Sixth Avenue	25,722,916.04	04/06/2022	105,035.24	2,549,401.10
08/12/2022	300571010	006	735 Sixth Avenue	25,722,916.04	04/06/2022	108,536.41	2,657,937.51
09/12/2022	300571010	006	735 Sixth Avenue	25,722,916.04	04/06/2022	108,536.41	2,766,473.92
10/13/2022	300571010	006	735 Sixth Avenue	25,722,916.04	04/06/2022	105,035.24	2,871,509.16
11/14/2022	300571010	006	735 Sixth Avenue	25,722,916.04	04/06/2022	108,536.41	2,980,045.57
12/12/2022	300571010	006	735 Sixth Avenue	25,722,916.04	04/06/2022	105,035.24	3,085,080.81
01/12/2023	300571010	006	735 Sixth Avenue	25,722,916.04	04/06/2022	108,536.41	3,193,617.22
02/10/2023	300571010	006	735 Sixth Avenue	25,722,916.04	04/06/2022	0.00	3,193,617.22
03/10/2023	300571010	006	735 Sixth Avenue	27,304,685.64	03/06/2023	0.00	3,193,617.22
04/13/2023	300571010	006	735 Sixth Avenue	27,304,685.64	03/06/2023	0.00	3,193,617.22
05/12/2023	300571010	006	735 Sixth Avenue	27,304,685.64	03/06/2023	0.00	3,193,617.22
06/12/2023	300571010	006	735 Sixth Avenue	27,304,685.64	03/06/2023	0.00	3,193,617.22
07/12/2023	300571010	006	735 Sixth Avenue	27,304,685.64	03/06/2023	0.00	3,193,617.22
10/13/2020	300571017	020	Walpole Shopping Mall	0.00	10/06/2020	0.00	0.00
11/13/2020	300571017	020	Walpole Shopping Mall	0.00	10/06/2020	0.00	0.00
12/11/2020	300571017	020	Walpole Shopping Mall	0.00	10/06/2020	0.00	0.00
01/12/2021	300571017	020	Walpole Shopping Mall	0.00	10/06/2020	0.00	0.00
02/12/2021	300571017	020	Walpole Shopping Mall	4,744,236.48	02/08/2021	21,570.46	21,570.46
03/12/2021	300571017	020	Walpole Shopping Mall	4,048,663.47	03/08/2021	16,626.51	38,196.97
04/12/2021	300571017	020	Walpole Shopping Mall	4,048,663.47	03/08/2021	18,407.92	56,604.89
05/12/2021	300571017	020	Walpole Shopping Mall	4,048,663.47	03/08/2021	17,814.12	74,419.01
06/11/2021	300571017	020	Walpole Shopping Mall	4,048,663.47	03/08/2021	0.00	74,419.01
07/12/2021	300571017	020	Walpole Shopping Mall	4,048,663.47	03/08/2021	0.00	74,419.01
08/12/2021	300571017	020	Walpole Shopping Mall	4,048,663.47	03/08/2021	18,407.92	92,826.93
09/13/2021	300571017	020	Walpole Shopping Mall	4,048,663.47	03/08/2021	-92,826.93	0.00


Reports Available at	sf.citidirect.com	Page 19 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Historical Appraisal Reduction Detail*


Distribution	Loan			Appraisal	Appraisal	Most Recent	Cumulative
Date	Number	OMCR	Property Name	Reduction Amount	Reduction Date	ASER Amount	ASER Amount
10/13/2021	300571017	020	Walpole Shopping Mall	4,048,663.47	03/08/2021	0.00	0.00
06/12/2020	300571016	029	HGI Shreveport & HI Natchez	3,057,305.50	06/08/2020	15,677.61	15,677.61
07/10/2020	300571016	029	HGI Shreveport & HI Natchez	3,057,305.50	06/08/2020	15,137.14	30,814.75
08/12/2020	300571016	029	HGI Shreveport & HI Natchez	3,057,305.50	06/08/2020	15,603.04	46,417.79
09/14/2020	300571016	029	HGI Shreveport & HI Natchez	3,057,305.50	06/08/2020	15,566.76	61,984.55
10/13/2020	300571016	029	HGI Shreveport & HI Natchez	3,057,305.50	06/08/2020	15,029.32	77,013.87
11/13/2020	300571016	029	HGI Shreveport & HI Natchez	6,393,542.78	11/06/2020	32,785.56	109,799.43
12/11/2020	300571016	029	HGI Shreveport & HI Natchez	6,393,542.78	11/06/2020	31,727.96	141,527.39
01/12/2021	300571016	029	HGI Shreveport & HI Natchez	6,393,542.78	11/06/2020	32,785.56	174,312.95
02/12/2021	300571016	029	HGI Shreveport & HI Natchez	6,393,542.78	11/06/2020	32,785.55	207,098.50
03/12/2021	300571016	029	HGI Shreveport & HI Natchez	6,393,542.78	11/06/2020	29,612.76	236,711.26
04/12/2021	300571016	029	HGI Shreveport & HI Natchez	6,393,542.78	11/06/2020	32,785.56	269,496.82
05/12/2021	300571016	029	HGI Shreveport & HI Natchez	6,123,772.49	05/06/2021	30,389.22	299,886.04
06/11/2021	300571016	029	HGI Shreveport & HI Natchez	6,123,772.49	05/06/2021	31,402.19	331,288.23
07/12/2021	300571016	029	HGI Shreveport & HI Natchez	6,123,772.49	05/06/2021	30,389.22	361,677.45
08/12/2021	300571016	029	HGI Shreveport & HI Natchez	6,123,772.49	05/06/2021	31,402.20	393,079.65
09/13/2021	300571016	029	HGI Shreveport & HI Natchez	6,123,772.49	05/06/2021	31,402.20	424,481.85
10/13/2021	300571016	029	HGI Shreveport & HI Natchez	6,123,772.49	05/06/2021	30,389.22	454,871.07
11/15/2021	300571016	029	HGI Shreveport & HI Natchez	6,123,772.49	05/06/2021	31,402.20	486,273.27
12/10/2021	300571016	029	HGI Shreveport & HI Natchez	6,123,772.49	05/06/2021	30,389.22	516,662.49
01/12/2022	300571016	029	HGI Shreveport & HI Natchez	5,260,926.88	01/06/2022	0.00	516,662.49
02/11/2022	300571016	029	HGI Shreveport & HI Natchez	5,260,926.88	01/06/2022	0.00	516,662.49
03/11/2022	300571016	029	HGI Shreveport & HI Natchez	5,260,926.88	01/06/2022	0.00	516,662.49
04/12/2022	300571016	029	HGI Shreveport & HI Natchez	5,040,631.06	04/06/2022	0.00	516,662.49
05/12/2022	300571016	029	HGI Shreveport & HI Natchez	5,040,631.06	04/06/2022	0.00	516,662.49
06/10/2022	300571016	029	HGI Shreveport & HI Natchez	5,040,631.06	04/06/2022	25,847.93	542,510.42
07/12/2022	300571016	029	HGI Shreveport & HI Natchez	0.00		0.00	542,510.42
12/11/2020	300880041	041	O'Malley Square	2,307,946.78	12/07/2020	11,020.45	11,020.45
01/12/2021	300880041	041	O'Malley Square	2,307,946.78	12/07/2020	11,387.79	22,408.24
02/12/2021	300880041	041	O'Malley Square	2,307,946.78	12/07/2020	11,387.79	33,796.03


Reports Available at	sf.citidirect.com	Page 20 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Historical Appraisal Reduction Detail*


Distribution	Loan			Appraisal	Appraisal	Most Recent	Cumulative
Date	Number	OMCR	Property Name	Reduction Amount	Reduction Date	ASER Amount	ASER Amount
03/12/2021	300880041	041	O'Malley Square	2,307,946.78	12/07/2020	10,285.75	44,081.78
04/12/2021	300880041	041	O'Malley Square	2,307,946.78	12/07/2020	11,387.79	55,469.57
05/12/2021	300880041	041	O'Malley Square	0.00	05/06/2021	0.00	55,469.57
06/11/2021	300880041	041	O'Malley Square	0.00	05/06/2021	0.00	55,469.57
07/12/2021	300880041	041	O'Malley Square	0.00	05/06/2021	0.00	55,469.57
08/12/2021	300880041	041	O'Malley Square	0.00	05/06/2021	0.00	55,469.57
09/13/2021	300880041	041	O'Malley Square	0.00	05/06/2021	0.00	55,469.57
10/13/2021	300880041	041	O'Malley Square	0.00	05/06/2021	0.00	55,469.57
11/15/2021	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
12/10/2021	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
01/12/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
02/11/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
03/11/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
04/12/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
05/12/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
06/10/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
07/12/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
08/12/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
09/12/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
10/13/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
11/14/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
12/12/2022	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
01/12/2023	300880041	041	O'Malley Square	0.00	11/08/2021	0.00	55,469.57
02/10/2023	300880041	041	O'Malley Square	0.00	02/06/2023	0.00	55,469.57
03/10/2023	300880041	041	O'Malley Square	0.00	02/06/2023	0.00	55,469.57
04/13/2023	300880041	041	O'Malley Square	0.00	02/06/2023	0.00	55,469.57
05/12/2023	300880041	041	O'Malley Square	0.00	02/06/2023	0.00	55,469.57
06/12/2023	300880041	041	O'Malley Square	0.00	02/06/2023	0.00	55,469.57
07/12/2023	300880041	041	O'Malley Square	0.00	02/06/2023	0.00	55,469.57
05/12/2016	300571019	060	Canal Street Storage	1,420,116.88	05/06/2016	7,189.34	7,189.34


Reports Available at	sf.citidirect.com	Page 21 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Historical Appraisal Reduction Detail*


Distribution	Loan			Appraisal	Appraisal	Most Recent	Cumulative
Date	Number	OMCR	Property Name	Reduction Amount	Reduction Date	ASER Amount	ASER Amount
06/10/2016	300571019	060	Canal Street Storage	1,420,116.88	06/06/2016	7,428.99	14,618.33
07/12/2016	300571019	060	Canal Street Storage	1,420,116.88	05/06/2016	-7,428.99	7,189.34
08/12/2016	300571019	060	Canal Street Storage	0.00		0.00	7,189.34
09/12/2016	300571019	060	Canal Street Storage	0.00	08/06/2016	0.00	7,189.34
10/13/2016	300571019	060	Canal Street Storage	0.00	08/08/2016	0.00	7,189.34
11/14/2016	300571019	060	Canal Street Storage	0.00	08/08/2016	0.00	7,189.34
12/12/2016	300571019	060	Canal Street Storage	0.00	12/07/2016	0.00	7,189.34
01/12/2017	300571019	060	Canal Street Storage	0.00	01/06/2017	0.00	7,189.34
02/10/2017	300571019	060	Canal Street Storage	0.00	02/07/2017	0.00	7,189.34
03/10/2017	300571019	060	Canal Street Storage	0.00	03/07/2017	0.00	7,189.34
04/12/2017	300571019	060	Canal Street Storage	0.00	04/07/2017	0.00	7,189.34
05/12/2017	300571019	060	Canal Street Storage	0.00	05/09/2017	-7,189.34	0.00
05/12/2016	625100033	067	City Centre Building	1,232,567.12	03/07/2016	5,464.38	5,464.38
06/10/2016	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,234.20	11,698.58
07/12/2016	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,033.10	17,731.68
08/12/2016	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,234.21	23,965.89
09/12/2016	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,234.20	30,200.09
10/13/2016	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,033.10	36,233.19
11/14/2016	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,234.20	42,467.39
12/12/2016	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,033.10	48,500.49
01/12/2017	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,234.20	54,734.69
02/10/2017	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,234.20	60,968.89
03/10/2017	625100033	067	City Centre Building	1,360,849.73	06/06/2016	5,630.89	66,599.78
04/12/2017	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,234.20	72,833.98
05/12/2017	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,033.10	78,867.08
06/12/2017	625100033	067	City Centre Building	1,360,849.73	06/06/2016	6,234.20	85,101.28
07/12/2017	625100033	067	City Centre Building	2,424,477.27	01/05/2016	10,748.52	95,849.80
08/11/2017	625100033	067	City Centre Building	2,424,477.27	07/06/2017	11,106.80	106,956.60
09/12/2017	625100033	067	City Centre Building	2,424,477.27	07/06/2017	11,106.80	118,063.40
10/13/2017	625100033	067	City Centre Building	2,424,477.27	07/06/2017	10,748.52	128,811.92


Reports Available at	sf.citidirect.com	Page 22 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15


				*Historical Appraisal Reduction Detail*

Distribution	Loan			Appraisal	Appraisal	Most Recent	Cumulative
Date	Number	OMCR	Property Name	Reduction Amount	Reduction Date	ASER Amount	ASER Amount
11/10/2017	625100033	067	City Centre Building	2,424,477.27	07/06/2017	11,106.80	139,918.72
12/12/2017	625100033	067	City Centre Building	2,424,477.27	07/06/2017	10,748.52	150,667.24
01/12/2018	625100033	067	City Centre Building	2,424,477.27	07/06/2017	11,106.80	161,774.04
02/12/2018	625100033	067	City Centre Building	2,424,477.27	07/06/2017	11,106.80	172,880.84
03/12/2018	625100033	067	City Centre Building	2,424,477.27	07/06/2017	10,031.95	182,912.79
04/12/2018	625100033	067	City Centre Building	3,708,614.24	04/06/2018	16,989.57	199,902.36
05/11/2018	625100033	067	City Centre Building	3,708,614.24	04/06/2018	16,441.53	216,343.89
06/12/2018	625100033	067	City Centre Building	3,708,614.24	04/06/2018	16,989.58	233,333.47
07/12/2018	625100033	067	City Centre Building	3,708,614.24	04/06/2018	16,441.52	249,774.99
08/10/2018	625100033	067	City Centre Building	3,708,614.24	04/06/2018	16,989.58	266,764.57
09/12/2018	625100033	067	City Centre Building	3,708,614.24	04/06/2018	16,989.57	283,754.14
10/15/2018	625100033	067	City Centre Building	3,708,614.24	04/06/2018	16,441.52	300,195.66
11/13/2018	625100033	067	City Centre Building	3,708,614.24	04/06/2018	16,989.57	317,185.23
12/12/2018	625100033	067	City Centre Building	3,708,614.24	04/06/2018	16,441.52	333,626.75
01/11/2019	625100033	067	City Centre Building	3,708,614.24	04/06/2018	16,989.58	350,616.33
02/12/2019	625100033	067	City Centre Building	0.00		0.00	350,616.33


Reports Available at	sf.citidirect.com	Page 23 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15


			*Loan Modification Detail*

			Modification	Modification	Modification
Loan Number	OMCR	Property Name	Date	Type (4)	Description
300571013	009	Parkway Centre East	8/6/20	8	Other
695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
Totals	2


Reports Available at	sf.citidirect.com	Page 24 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15


				*Historical Loan Modification Detail*

Distribution	Loan			Modification	Modification	Modification
Date	Number	OMCR	Property Name	Date	Type (4)	Description
10/13/2020	300571013	009	Parkway Centre East	8/6/20	8	Other
11/13/2020	300571013	009	Parkway Centre East	8/6/20	8	Other
12/11/2020	300571013	009	Parkway Centre East	8/6/20	8	Other
01/12/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
02/12/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
03/12/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
04/12/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
05/12/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
06/11/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
07/12/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
08/12/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
09/13/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
10/13/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
11/15/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
12/10/2021	300571013	009	Parkway Centre East	8/6/20	8	Other
01/12/2022	300571013	009	Parkway Centre East	8/6/20	8	Other
02/11/2022	300571013	009	Parkway Centre East	8/6/20	8	Other
03/11/2022	300571013	009	Parkway Centre East	8/6/20	8	Other
04/12/2022	300571013	009	Parkway Centre East	8/6/20	8	Other
05/12/2022	300571013	009	Parkway Centre East	8/6/20	8	Other
06/10/2022	300571013	009	Parkway Centre East	8/6/20	8	Other
07/12/2022	300571013	009	Parkway Centre East	8/6/20	8	Other
08/12/2022	300571013	009	Parkway Centre East	8/6/20	8	Other
09/12/2022	300571013	009	Parkway Centre East	8/6/20	8	Other
10/13/2022	300571013	009	Parkway Centre East	8/6/20	8	Other
11/14/2022	300571013	009	Parkway Centre East	8/6/20	8	Other
12/12/2022	300571013	009	Parkway Centre East	8/6/20	8	Other


Reports Available at	sf.citidirect.com	Page 25 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15


				*Historical Loan Modification Detail*

Distribution	Loan			Modification	Modification	Modification
Date	Number	OMCR	Property Name	Date	Type (4)	Description
01/12/2023	300571013	009	Parkway Centre East	8/6/20	8	Other
02/10/2023	300571013	009	Parkway Centre East	8/6/20	8	Other
03/10/2023	300571013	009	Parkway Centre East	8/6/20	8	Other
04/13/2023	300571013	009	Parkway Centre East	8/6/20	8	Other
05/12/2023	300571013	009	Parkway Centre East	8/6/20	8	Other
06/12/2023	300571013	009	Parkway Centre East	8/6/20	8	Other
07/12/2023	300571013	009	Parkway Centre East	8/6/20	8	Other
11/13/2020	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
12/11/2020	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
01/12/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
02/12/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
03/12/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
04/12/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
05/12/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
06/11/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
07/12/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
08/12/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
09/13/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
10/13/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
11/15/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
12/10/2021	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
01/12/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
02/11/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
03/11/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
04/12/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
05/12/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
06/10/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other


Reports Available at	sf.citidirect.com	Page 26 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Historical Loan Modification Detail*


Distribution	Loan			Modification	Modification	Modification
Date	Number	OMCR	Property Name	Date	Type (4)	Description
07/12/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
08/12/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
09/12/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
10/13/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
11/14/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
12/12/2022	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
01/12/2023	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
02/10/2023	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
03/10/2023	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
04/13/2023	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
05/12/2023	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
06/12/2023	300880032	032	Hampton Inn & Suites Folsom	11/5/20	8	Other
09/14/2020	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
10/13/2020	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
11/13/2020	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
12/11/2020	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
01/12/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
02/12/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
03/12/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
04/12/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
05/12/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
06/11/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
07/12/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
08/12/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
09/13/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
10/13/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
11/15/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other


Reports Available at	sf.citidirect.com	Page 27 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Historical Loan Modification Detail*


Distribution	Loan			Modification	Modification	Modification
Date	Number	OMCR	Property Name	Date	Type (4)	Description
12/10/2021	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
01/12/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
02/11/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
03/11/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
04/12/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
05/12/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
06/10/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
07/12/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
08/12/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
09/12/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
10/13/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
11/14/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
12/12/2022	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
01/12/2023	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
02/10/2023	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
03/10/2023	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
04/13/2023	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
05/12/2023	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
06/12/2023	300880050	050	Holiday Inn & Suites Stockbridge	5/1/20	8	Other
08/12/2020	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
09/14/2020	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
10/13/2020	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
11/13/2020	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
12/11/2020	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
01/12/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
02/12/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
03/12/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other


Reports Available at	sf.citidirect.com	Page 28 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Historical Loan Modification Detail*


Distribution	Loan			Modification	Modification	Modification
Date	Number	OMCR	Property Name	Date	Type (4)	Description
04/12/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
05/12/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
06/11/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
07/12/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
08/12/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
09/13/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
10/13/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
11/15/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
12/10/2021	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
01/12/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
02/11/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
03/11/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
04/12/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
05/12/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
06/10/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
07/12/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
08/12/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
09/12/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
10/13/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
11/14/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
12/12/2022	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
01/12/2023	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
02/10/2023	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
03/10/2023	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
04/13/2023	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
05/12/2023	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other
06/12/2023	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other


Reports Available at	sf.citidirect.com	Page 29 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15

		*Historical Loan Modification Detail*


Distribution	Loan			Modification	Modification	Modification
Date	Number	OMCR	Property Name	Date	Type (4)	Description

07/12/2023	695100183	068	Hampton Inn Rockwall	4/16/20	8	Other


Reports Available at	sf.citidirect.com	Page 30 of 48	© Copyright	2023 Citigroup


Distribution Date:	07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:	07/06/2023
		Commercial Mortgage Pass-Through Certificates
		Series 2013-GC15


					*Specially Serviced Loan Detail*

		Workout		Most Recent	Most Recent
Loan		Strategy		Inspection	Specially Serviced	Most Recent	Most Recent	Other REO
Number	OMCR	(3	)	Date	Transfer Date	Valuation Date	Value	Property Value	Comment from Special Servicer
300571010	006	7			2/21/19	1/13/23	16,200,000.00	0.00	See the loan supplemental file for comments.
300571017	020	8			5/5/20	7/19/20	50,900,000.00	0.00	See the loan supplemental file for comments.
695100181	031	13			3/14/23	7/22/13	18,000,000.00	0.00	See the loan supplemental file for comments.
300880041	041	7			8/11/20	1/25/23	12,600,000.00	0.00	See the loan supplemental file for comments.
Totals	4						97,700,000.00	0.00


Reports Available at	sf.citidirect.com	Page 31 of 48	© Copyright	2023 Citigroup


Distribution Date:		07/12/2023				Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:		07/06/2023
Commercial Mortgage Pass-Through Certificates
Series 2013-GC15
*Historical Specially Serviced Loan Detail*

			Special	Workout		Special			Property						Net
Distribution	Loan		Serviced	Strategy		Serviced	Scheduled	Actual	Type			Interest		Note	Operating			Maturity
Date	Number	OMCR	Trans Date	(3	)	Loan to MS	Balance	Balance	(1	)	State	Rate		Date	Income (NOI)	DSCR		Date	WART
5/12/23	300571007	038	6/10/20	8		7/7/21	0.00	0.00	19		CA	6.040	%		2,144,155.10	2.40	%	5/6/23	0
4/13/23	300571007	038	6/10/20	8		7/7/21	9,030,331.49	9,030,331.49	19		CA	6.040	%		2,144,155.10	2.40	%	5/6/23	1
3/10/23	300571007	038	6/10/20	8		7/7/21	9,057,598.02	9,057,598.02	19		CA	6.040	%		2,144,155.10	2.40	%	8/6/23	5
2/10/23	300571007	038	6/10/20	8		7/7/21	9,089,274.73	9,089,274.73	19		CA	6.040	%		2,144,155.10	2.40	%	8/6/23	6
1/12/23	300571007	038	6/10/20	8		7/7/21	9,116,236.27	9,116,236.27	19		CA	6.040	%		2,144,155.10	2.40	%	8/6/23	7
12/12/22	300571007	038	6/10/20	8		7/7/21	9,143,058.31	9,143,058.31	19		CA	6.040	%		1,454,645.05	3.26	%	8/6/23	8
11/14/22	300571007	038	6/10/20	8		7/7/21	9,171,272.34	9,171,272.34	19		CA	6.040	%		1,454,645.05	3.26	%	8/6/23	9
10/13/22	300571007	038	6/10/20	8		7/7/21	9,197,809.61	9,197,809.61	19		CA	6.040	%		1,454,645.05	3.26	%	8/6/23	10
9/12/22	300571007	038	6/10/20	8		7/7/21	9,225,749.44	9,225,749.44	19		CA	6.040	%		1,454,645.05	3.26	%	8/6/23	11
8/12/22	300571007	038	6/10/20	8		7/7/21	9,252,004.83	9,252,004.83	19		CA	6.040	%		784,554.02	3.52	%	8/6/23	12
7/12/22	300571007	038	6/10/20	8		7/7/21	9,278,124.37	9,278,124.37	19		CA	6.040	%		784,554.02	3.52	%	8/6/23	13
6/10/22	300571007	038	6/10/20	8		7/7/21	9,305,661.97	9,305,661.97	19		CA	6.040	%		2,454,322.20	3.67	%	8/6/23	14
5/12/22	300571007	038	6/10/20	8		7/7/21	9,331,503.88	9,331,503.88	19		CA	6.040	%		2,454,322.20	3.67	%	8/6/23	15
4/12/22	300571007	038	6/10/20	8		7/7/21	9,358,774.15	9,358,774.15	19		CA	6.040	%		2,454,322.20	3.67	%	8/6/23	16
3/11/22	300571007	038	6/10/20	8		7/7/21	9,384,341.25	9,384,341.25	19		CA	6.040	%		2,454,322.20	3.67	%	8/6/23	17
2/11/22	300571007	038	6/10/20	8		7/7/21	9,414,490.17	9,414,490.17	19		CA	6.040	%		2,454,322.20	3.67	%	8/6/23	18
1/12/22	300571007	038	6/10/20	8		7/7/21	9,439,768.98	9,439,768.98	19		CA	6.040	%		2,454,322.20	3.67	%	8/6/23	19
12/10/21	300571007	038	6/10/20	8		7/7/21	9,464,917.00	9,464,917.00	19		CA	6.040	%		2,454,322.20	3.67	%	8/6/23	20
11/15/21	300571007	038	6/10/20	8		7/7/21	9,491,519.12	9,491,519.12	19		CA	6.040	%		1,438,886.00	1.61	%	8/6/23	21
10/13/21	300571007	038	6/10/20	8		7/7/21	9,516,399.37	9,516,399.37	19		CA	6.040	%		1,438,886.00	1.61	%	8/6/23	22
9/13/21	300571007	038	6/10/20	8		7/7/21	9,542,743.66	9,542,743.66	19		CA	6.040	%		1,438,886.00	1.61	%	8/6/23	23
8/12/21	300571007	038	6/10/20	8		7/7/21	9,567,358.86	9,567,358.86	19		CA	6.040	%		1,438,886.00	1.61	%	8/6/23	24
7/12/21	300571007	038	6/10/20	98			9,591,846.70	9,591,846.70	19		CA	6.040	%		1,438,886.00	1.61	%	8/6/23	25
6/11/21	300571007	038	6/10/20	98			9,617,813.14	9,617,813.14	19		CA	6.040	%		1,438,886.00	1.61	%	8/6/23	26
5/12/21	300571007	038	6/10/20	98			9,642,039.92	9,667,754.99	19		CA	6.040	%		1,438,886.00	1.61	%	8/6/23	27
4/12/21	300571007	038	6/10/20	98			9,667,754.99	9,667,754.99	19		CA	6.040	%		1,438,886.00	1.61	%	8/6/23	28

Reports Available at sf.citidirect.com								Page 32 of 48								© Copyright 2023 Citigroup


Distribution Date:		07/12/2023			Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:		07/06/2023
Commercial Mortgage Pass-Through Certificates
						Series 2013-GC15
3/12/21	300571007	038	6/10/20	98	9,691,723.36	9,691,723.36	19	CA	6.040	%	1,438,886.00	1.61	%	8/6/23	29
2/12/21	300571007	038	6/10/20	98	9,720,435.02	9,720,435.02	19	CA	6.040	%	1,438,886.00	1.61	%	8/6/23	30
1/12/21	300571007	038	6/10/20	98	9,744,130.81	9,744,130.81	19	CA	6.040	%	1,438,886.00	1.61	%	8/6/23	31
12/11/20	300571007	038	6/10/20	98	9,767,704.00	9,767,704.00	19	CA	6.040	%	1,438,886.00	1.61	%	8/6/23	32
11/13/20	300571007	038	6/10/20	98	9,792,789.73	9,864,026.65	19	CA	6.040	%	1,438,886.00	1.61	%	8/6/23	33
10/13/20	300571007	038	6/10/20	98	9,816,111.15	9,864,026.65	19	CA	6.040	%	1,438,886.00	1.61	%	8/6/23	34
9/14/20	300571007	038	6/10/20	98	9,840,954.45	9,958,427.22	19	CA	6.040	%	1,438,886.00	1.61	%	8/6/23	35
8/12/20	300571007	038	6/10/20	98	9,864,026.65	9,958,427.22	19	CA	6.040	%	1,438,886.00	1.61	%	8/6/23	36
7/10/20	300571007	038	6/10/20	13	9,886,979.47	9,980,891.59	19	CA	6.040	%	1,438,886.00	1.61	%	8/6/23	37
7/12/23	300571010	006	2/21/19	7	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	1
6/12/23	300571010	006	2/21/19	7	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	2
5/12/23	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	3
4/13/23	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	4
3/10/23	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	5
2/10/23	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	6
1/12/23	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	7
12/12/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	8
11/14/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	9
10/13/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	10
9/12/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	11
8/12/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	12
7/12/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	13
6/10/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	14
5/12/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	15
4/12/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	16
3/11/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	17
2/11/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	18
1/12/22	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	19
12/10/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	20
11/15/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	21
10/13/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	22

Reports Available at sf.citidirect.com						Page 33 of 48						© Copyright 2023 Citigroup


Distribution Date:		07/12/2023			Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:		07/06/2023
Commercial Mortgage Pass-Through Certificates
						Series 2013-GC15
9/13/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	23
8/12/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	24
7/12/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	25
6/11/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	26
5/12/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	27
4/12/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	28
3/12/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	29
2/12/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	30
1/12/21	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	31
12/11/20	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	32
11/13/20	300571010	006	2/21/19	2	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	33
10/13/20	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	34
9/14/20	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	35
8/12/20	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	36
7/10/20	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	37
6/12/20	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	38
5/12/20	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	39
4/10/20	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	40
3/12/20	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	41
2/12/20	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	42
1/10/20	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	43
12/12/19	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	44
11/13/19	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	45
10/11/19	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	46
9/12/19	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	47
8/12/19	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	48
7/12/19	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	49
6/12/19	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	50
5/10/19	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	51
4/12/19	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	52
3/12/19	300571010	006	2/21/19	13	34,000,000.00	34,000,000.00	12	NY	4.920	%	1,397,530.00	1.65	%	8/6/23	53

Reports Available at sf.citidirect.com						Page 34 of 48						© Copyright 2023 Citigroup


Distribution Date:		07/12/2023			Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:		07/06/2023
Commercial Mortgage Pass-Through Certificates
							Series 2013-GC15
7/12/22	300571016	029	2/11/20	7		0.00	0.00	19	XX	5.975	%	1,121,482.00	1.37	%	9/6/23	14
6/10/22	300571016	029	2/11/20	7		8,759,291.72	8,994,897.42	19	XX	5.975	%	1,121,482.00	1.37	%	9/6/23	15
5/12/22	300571016	029	2/11/20	7		8,804,909.63	9,039,309.31	19	XX	5.975	%	1,121,482.00	1.37	%	9/6/23	16
4/12/22	300571016	029	2/11/20	7		8,851,755.65	9,039,309.31	19	XX	5.975	%	1,121,482.00	1.37	%	9/6/23	17
3/11/22	300571016	029	2/11/20	7		8,896,900.25	9,039,309.31	19	XX	5.975	%	1,121,482.00	1.37	%	9/6/23	18
2/11/22	300571016	029	2/11/20	7		8,994,897.42	9,039,309.31	19	XX	5.975	%	1,121,482.00	1.37	%	9/6/23	19
1/12/22	300571016	029	2/11/20	7		9,039,309.31	9,039,309.31	19	XX	5.975	%	589,612.00	1.08	%	9/6/23	20
12/10/21	300571016	029	2/11/20	7		11,651,156.73	12,373,093.18	19	XX	5.975	%	589,612.00	1.08	%	9/6/23	21
11/15/21	300571016	029	2/11/20	7		11,683,901.03	12,373,093.18	19	XX	5.975	%	589,612.00	1.08	%	9/6/23	22
10/13/21	300571016	029	2/11/20	7		11,714,548.44	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	23
9/13/21	300571016	029	2/11/20	7		11,746,978.67	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	24
8/12/21	300571016	029	2/11/20	7		11,777,303.20	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	25
7/12/21	300571016	029	2/11/20	7		11,807,472.50	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	26
6/11/21	300571016	029	2/11/20	7		11,839,442.33	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	27
5/12/21	300571016	029	2/11/20	7		11,869,293.56	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	28
4/12/21	300571016	029	2/11/20	7		11,900,957.10	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	29
3/12/21	300571016	029	2/11/20	7		11,930,493.44	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	30
2/12/21	300571016	029	2/11/20	7		11,965,806.07	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	31
1/12/21	300571016	029	2/11/20	7		11,995,010.47	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	32
12/11/20	300571016	029	2/11/20	7		12,024,065.37	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	33
11/13/20	300571016	029	2/11/20	2		12,054,962.09	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	34
10/13/20	300571016	029	2/11/20	2		12,083,710.11	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	35
9/14/20	300571016	029	2/11/20	2		12,114,311.32	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	36
8/12/20	300571016	029	2/11/20	2		12,142,755.55	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	37
7/10/20	300571016	029	2/11/20	2		12,171,054.18	12,373,093.18	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	38
6/12/20	300571016	029	2/11/20	2		12,201,222.65	12,402,260.65	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	39
5/12/20	300571016	029	2/11/20	2		12,229,221.99	12,402,260.65	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	40
4/10/20	300571016	029	2/11/20	2		12,259,102.27	12,402,260.65	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	41
3/12/20	300571016	029	2/11/20	2		12,286,805.34	12,402,260.65	19	XX	5.975	%	1,045,845.00	1.28	%	9/6/23	42
7/12/23	300571017	020	5/5/20	8	10/29/21	15,806,282.35	15,806,282.35	12	MA	5.300	%	3,857,179.85	1.20	%	9/6/23	2
6/12/23	300571017	020	5/5/20	8	10/29/21	15,833,529.24	15,833,529.24	12	MA	5.300	%	3,857,179.85	1.20	%	9/6/23	3

Reports Available at sf.citidirect.com							Page 35 of 48						© Copyright 2023 Citigroup


Distribution Date:		07/12/2023		Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:		07/06/2023
Commercial Mortgage Pass-Through Certificates
						Series 2013-GC15
5/12/23	300571017	020	5/5/20	8 10/29/21	15,858,331.89	15,858,331.89	12	MA	5.300	%	3,857,179.85	1.20	%	9/6/23	4
4/13/23	300571017	020	5/5/20	8 10/29/21	15,885,349.90	15,885,349.90	12	MA	5.300	%	3,857,179.85	1.20	%	9/6/23	5
3/10/23	300571017	020	5/5/20	8 10/29/21	15,909,917.12	15,909,917.12	12	MA	5.300	%	3,857,179.85	1.20	%	9/6/23	6
2/10/23	300571017	020	5/5/20	8 10/29/21	15,941,381.51	15,941,381.51	12	MA	5.300	%	3,857,179.85	1.20	%	9/6/23	7
1/12/23	300571017	020	5/5/20	8 10/29/21	15,965,694.17	15,965,694.17	12	MA	5.300	%	2,575,983.09	1.20	%	9/6/23	8
12/12/22	300571017	020	5/5/20	8 10/29/21	15,989,896.37	15,989,896.37	12	MA	5.300	%	2,575,983.09	1.20	%	9/6/23	9
11/14/22	300571017	020	5/5/20	8 10/29/21	16,016,335.86	16,016,335.86	12	MA	5.300	%	2,575,983.09	1.20	%	9/6/23	10
10/13/22	300571017	020	5/5/20	8 10/29/21	16,040,307.99	16,040,307.99	12	MA	5.300	%	2,575,983.09	1.20	%	9/6/23	11
9/12/22	300571017	020	5/5/20	8 10/29/21	16,066,525.81	16,066,525.81	12	MA	5.300	%	2,575,983.09	1.20	%	9/6/23	12
8/12/22	300571017	020	5/5/20	8 10/29/21	16,090,269.92	16,090,269.92	12	MA	5.300	%	1,310,197.23	1.22	%	9/6/23	13
7/12/22	300571017	020	5/5/20	8 10/29/21	16,113,906.15	16,139,800.34	12	MA	5.300	%	1,310,197.23	1.22	%	9/6/23	14
6/10/22	300571017	020	5/5/20	8 10/29/21	16,139,800.34	16,139,800.34	12	MA	5.300	%	3,615,284.00	1.12	%	9/6/23	15
5/12/22	300571017	020	5/5/20	8 10/29/21	16,163,211.55	16,163,211.55	12	MA	5.300	%	3,615,284.00	1.12	%	9/6/23	16
4/12/22	300571017	020	5/5/20	8 10/29/21	16,188,888.93	16,188,888.93	12	MA	5.300	%	3,615,284.00	1.12	%	9/6/23	17
3/11/22	300571017	020	5/5/20	8 10/29/21	16,212,077.12	16,212,077.12	12	MA	5.300	%	3,615,284.00	1.12	%	9/6/23	18
2/11/22	300571017	020	5/5/20	8 10/29/21	16,242,301.06	16,242,301.06	12	MA	5.300	%	3,615,284.00	1.12	%	9/6/23	19
1/12/22	300571017	020	5/5/20	8 10/29/21	16,265,246.59	16,265,246.59	12	MA	5.300	%	2,129,196.00	0.99	%	9/6/23	20
12/10/21	300571017	020	5/5/20	8 10/29/21	16,288,087.88	16,288,087.88	12	MA	5.300	%	2,129,196.00	0.99	%	9/6/23	21
11/15/21	300571017	020	5/5/20	8 10/28/21	16,313,216.15	16,313,216.15	12	MA	5.300	%	2,129,196.00	0.99	%	9/6/23	22
10/13/21	300571017	020	5/5/20	1	16,335,839.50	16,360,757.80	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	23
9/13/21	300571017	020	5/5/20	1	16,360,757.80	16,383,165.16	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	24
8/12/21	300571017	020	5/5/20	1	16,383,165.16	16,476,581.98	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	25
7/12/21	300571017	020	5/5/20	1	16,405,470.72	16,476,581.98	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	26
6/11/21	300571017	020	5/5/20	1	16,430,082.83	16,476,581.98	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	27
5/12/21	300571017	020	5/5/20	1	16,452,175.24	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	28
4/12/21	300571017	020	5/5/20	1	16,476,581.98	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	29
3/12/21	300571017	020	5/5/20	1	16,498,463.14	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	30
2/12/21	300571017	020	5/5/20	1	16,527,511.38	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	31
1/12/21	300571017	020	5/5/20	1	16,549,161.16	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	32
12/11/20	300571017	020	5/5/20	1	16,570,712.58	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	33
11/13/20	300571017	020	5/5/20	1	16,594,598.08	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	34

Reports Available at sf.citidirect.com						Page 36 of 48						© Copyright 2023 Citigroup


Distribution Date:		07/12/2023			Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:		07/06/2023
Commercial Mortgage Pass-Through Certificates
						Series 2013-GC15
10/13/20	300571017	020	5/5/20	1	16,615,943.07	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	35
9/14/20	300571017	020	5/5/20	1	16,639,629.68	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	36
8/12/20	300571017	020	5/5/20	1	16,660,770.09	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	37
7/10/20	300571017	020	5/5/20	1	16,681,814.45	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	38
6/12/20	300571017	020	5/5/20	13	16,705,211.41	16,769,898.66	12	MA	5.300	%	1,407,800.00	1.31	%	9/6/23	39
5/12/20	300571017	020	5/5/20	13	16,726,053.87	16,769,898.66	12	MA	5.300	%	4,329,356.00	1.34	%	9/6/23	40
5/12/17	300571019	060	4/1/16	2	0.00	0.00	20	IL	6.095	%	519,277.00	1.12	%	9/6/23	76
4/12/17	300571019	060	4/1/16	2	5,564,089.61	5,573,519.35	20	IL	6.095	%	519,277.00	1.12	%	9/6/23	77
3/10/17	300571019	060	4/1/16	2	5,573,519.35	5,585,722.12	20	IL	6.095	%	519,277.00	1.12	%	9/6/23	78
2/10/17	300571019	060		2	5,585,722.12	5,595,038.91	20	IL	6.095	%	519,277.00	1.12	%	9/6/23	79
1/12/17	300571019	060	4/1/16	2	5,595,038.91	5,604,307.06	20	IL	6.095	%	519,277.00	1.12	%	9/6/23	80
12/12/16	300571019	060	4/1/16	2	5,604,307.06	5,623,639.11	20	IL	6.095	%	519,277.00	1.12	%	9/6/23	81
11/14/16	300571019	060	4/1/16	2	5,614,472.42	5,633,706.77	20	IL	6.095	%	519,277.00	1.12	%	9/6/23	82
10/13/16	300571019	060	4/1/16	2	5,623,639.11	5,651,791.96	20	IL	6.095	%	519,277.00	1.12	%	9/6/23	83
9/12/16	300571019	060	4/1/16	2	5,633,706.77	5,651,791.96	20	IL	6.095	%	519,277.00	1.12	%	9/6/23	84
8/12/16	300571019	060	4/1/16	1	5,642,773.03	5,651,791.96	20	IL	6.095	%	121,632.00	0.26	%	9/6/23	85
7/12/16	300571019	060	4/1/16	13	5,651,791.96	5,661,717.35	20	IL	6.095	%	121,632.00	0.26	%	9/6/23	86
6/10/16	300571019	060	4/1/16	13	5,661,717.35	5,699,985.71	20	IL	6.095	%	396,697.00	1.14	%	9/6/23	87
5/12/16	300571019	060	4/1/16	13	5,670,637.37	5,699,985.71	20	IL	6.095	%	396,697.00	1.14	%	9/6/23	88
4/12/16	300571019	060	4/1/16	13	5,680,467.53	5,699,985.71	20	IL	6.095	%	396,697.00	1.14	%	9/6/23	89
7/12/23	300880041	041	8/11/20	7	8,702,851.40	9,201,438.37	18	AK	5.750	%	165,002.00	0.92	%	9/5/23	2
6/12/23	300880041	041	8/11/20	7	8,721,170.46	9,201,438.37	18	AK	5.750	%	165,002.00	0.92	%	9/5/23	3
5/12/23	300880041	041	8/11/20	7	8,738,013.16	9,201,438.37	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	4
4/13/23	300880041	041	8/11/20	7	8,756,164.54	9,231,787.14	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	5
3/10/23	300880041	041	8/11/20	7	8,772,834.82	9,231,787.14	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	6
2/10/23	300880041	041	8/11/20	7	8,793,615.82	9,246,114.03	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	7
1/12/23	300880041	041	8/11/20	7	8,810,101.58	9,246,114.03	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	8
12/12/22	300880041	041	8/11/20	7	8,826,506.12	9,246,114.03	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	9
11/14/22	300880041	041	8/11/20	7	8,844,235.49	9,305,648.56	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	10
10/13/22	300880041	041	8/11/20	7	8,860,471.85	9,305,648.56	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	11
9/12/22	300880041	041	8/11/20	7	8,878,039.25	9,305,648.56	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	12

Reports Available at sf.citidirect.com						Page 37 of 48						© Copyright 2023 Citigroup


Distribution Date:		07/12/2023			Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:		07/06/2023
Commercial Mortgage Pass-Through Certificates
						Series 2013-GC15
8/12/22	300880041	041	8/11/20	2	8,894,109.06	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	13
7/12/22	300880041	041	8/11/20	2	8,910,099.69	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	14
6/10/22	300880041	041	8/11/20	2	8,927,430.42	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	15
5/12/22	300880041	041	8/11/20	1	8,943,256.88	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	16
4/12/22	300880041	041	8/11/20	1	8,960,429.49	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	17
3/11/22	300880041	041	8/11/20	1	8,976,093.36	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	18
2/11/22	300880041	041	8/11/20	1	8,995,969.39	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	19
1/12/22	300880041	041	8/11/20	1	9,011,458.16	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	20
12/10/21	300880041	041	8/11/20	1	9,026,870.61	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	21
11/15/21	300880041	041	8/11/20	1	9,043,644.48	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	22
10/13/21	300880041	041	8/11/20	1	9,058,898.35	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	23
9/13/21	300880041	041	8/11/20	1	9,075,519.49	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	24
8/12/21	300880041	041	8/11/20	1	9,090,616.31	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	25
7/12/21	300880041	041	8/11/20	1	9,105,638.75	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	26
6/11/21	300880041	041	8/11/20	1	9,122,036.99	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	27
5/12/21	300880041	041	8/11/20	1	9,136,904.62	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	28
4/12/21	300880041	041	8/11/20	1	9,153,153.76	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	29
3/12/21	300880041	041	8/11/20	1	9,167,868.08	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	30
2/12/21	300880041	041	8/11/20	1	9,186,890.27	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	31
1/12/21	300880041	041	8/11/20	1	9,201,438.37	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	32
12/11/20	300880041	041	8/11/20	1	9,215,914.79	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	33
11/13/20	300880041	041	8/11/20	1	9,231,787.14	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	34
10/13/20	300880041	041	8/11/20	1	9,246,114.03	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	35
9/14/20	300880041	041	8/11/20	1	9,261,842.37	9,319,611.54	18	AK	5.750	%	374,140.00	1.04	%	9/5/23	36
2/12/19	625100033	067	12/17/15	7	0.00	0.00	18	FL	0.000	%	-10,987.00	-0.03	%	9/5/23	55
1/11/19	625100033	067	12/17/15	7	4,588,481.20	4,938,844.48	18	FL	5.340	%	-10,987.00	-0.03	%	9/5/23	56
12/12/18	625100033	067	12/17/15	7	4,598,621.66	4,938,844.48	18	FL	5.340	%	-10,987.00	-0.03	%	9/5/23	57
11/13/18	625100033	067	12/17/15	7	4,609,396.31	4,938,844.48	18	FL	5.340	%	-10,987.00	-0.03	%	9/5/23	58
10/15/18	625100033	067	12/17/15	7	4,619,441.04	4,938,844.48	18	FL	5.340	%	-10,987.00	-0.03	%	9/5/23	59
9/12/18	625100033	067	12/17/15	7	4,630,123.45	4,938,844.48	18	FL	5.340	%	-10,987.00	-0.03	%	9/5/23	60
8/10/18	625100033	067	12/17/15	7	4,640,073.31	4,938,844.48	18	FL	5.340	%	-45,672.00	-0.12	%	9/5/23	61

Reports Available at sf.citidirect.com						Page 38 of 48						© Copyright 2023 Citigroup


Distribution Date:		07/12/2023			Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:		07/06/2023
Commercial Mortgage Pass-Through Certificates
						Series 2013-GC15
7/12/18	625100033	067	12/17/15	7	4,649,977.62	4,938,844.48	18	FL	5.340	%	-45,672.00	-0.12	%	9/5/23	62
6/12/18	625100033	067	12/17/15	7	4,660,524.74	4,938,844.48	18	FL	5.340	%	-45,672.00	-0.12	%	9/5/23	63
5/11/18	625100033	067	12/17/15	7	4,670,335.44	4,938,844.48	18	FL	5.340	%	-103,248.00	-0.28	%	9/5/23	64
4/12/18	625100033	067	12/17/15	7	4,680,792.37	4,938,844.48	18	FL	5.340	%	-103,248.00	-0.28	%	9/5/23	65
3/12/18	625100033	067	12/17/15	7	4,690,510.30	4,938,844.48	18	FL	5.340	%	-103,248.00	-0.28	%	9/5/23	66
2/12/18	625100033	067	12/17/15	7	4,702,266.68	4,938,844.48	18	FL	5.340	%	-103,248.00	-0.28	%	9/5/23	67
1/12/18	625100033	067	12/17/15	7	4,711,886.32	4,938,844.48	18	FL	5.340	%	-103,248.00	-0.28	%	9/5/23	68
12/12/17	625100033	067	12/17/15	7	4,721,461.92	4,938,844.48	18	FL	5.340	%	-103,248.00	-0.28	%	9/5/23	69
11/10/17	625100033	067	12/17/15	2	4,731,692.35	4,938,844.48	18	FL	5.340	%	-80,128.00	-0.21	%	9/5/23	70
10/13/17	625100033	067	12/17/15	2	4,741,177.30	4,938,844.48	18	FL	5.340	%	-80,128.00	-0.21	%	9/5/23	71
9/12/17	625100033	067	12/17/15	2	4,751,320.38	4,938,844.48	18	FL	5.340	%	3,713.00	0.01	%	9/5/23	72
8/11/17	625100033	067	12/17/15	2	4,760,715.48	4,938,844.48	18	FL	5.340	%	3,713.00	0.01	%	9/5/23	73
7/12/17	625100033	067	12/17/15	2	4,770,067.58	4,938,844.48	18	FL	5.340	%	3,713.00	0.01	%	9/5/23	74
6/12/17	625100033	067	12/17/15	2	4,780,082.67	4,938,844.48	18	FL	5.340	%	3,713.00	0.01	%	9/5/23	75
5/12/17	625100033	067	12/17/15	2	4,789,346.12	4,938,844.48	18	FL	5.340	%	3,713.00	0.01	%	9/5/23	76
4/12/17	625100033	067	12/17/15	2	4,799,275.80	4,938,844.48	18	FL	5.340	%	3,713.00	0.01	%	9/5/23	77
3/10/17	625100033	067	12/17/15	2	4,808,451.40	4,938,844.48	18	FL	5.340	%	3,713.00	0.01	%	9/5/23	78
2/10/17	625100033	067		2	4,819,719.96	4,938,844.48	18	FL	5.340	%	3,713.00	0.01	%	9/5/23	79
1/12/17	625100033	067	12/17/15	2	4,828,801.98	4,938,844.48	18	FL	5.340	%	3,713.00	0.01	%	9/5/23	80
12/12/16	625100033	067	12/17/15	2	4,837,842.43	4,938,844.48	18	FL	5.340	%	357,211.00	1.27	%	9/5/23	81
11/14/16	625100033	067	12/17/15	2	4,847,557.26	4,938,844.48	18	FL	5.340	%	357,211.00	1.27	%	9/5/23	82
10/13/16	625100033	067	12/17/15	13	4,856,511.86	4,938,844.48	18	FL	5.340	%	357,211.00	1.27	%	9/5/23	83
9/12/16	625100033	067	12/17/15	13	4,866,143.98	4,938,844.48	18	FL	5.340	%	357,211.00	1.27	%	9/5/23	84
8/12/16	625100033	067	12/17/15	2	4,875,013.50	4,938,844.48	18	FL	5.340	%	357,211.00	1.27	%	9/5/23	85
7/12/16	625100033	067	12/17/15	2	4,883,842.42	4,938,844.48	18	FL	5.340	%	357,211.00	1.27	%	9/5/23	86
6/10/16	625100033	067	12/17/15	13	4,893,353.46	4,938,844.48	18	FL	5.340	%	357,211.00	1.27	%	9/5/23	87
5/12/16	625100033	067	12/17/15	13	4,902,098.44	4,938,844.48	18	FL	5.340	%	357,211.00	1.27	%	9/5/23	88
4/12/16	625100033	067	12/17/15	13	4,911,528.60	4,938,844.48	18	FL	5.340	%	357,211.00	1.27	%	9/5/23	89
3/11/16	625100033	067	12/17/15	13	4,920,190.38	4,938,844.48	18	FL	5.340	%	357,211.00	1.27	%	9/5/23	90
2/12/16	625100033	067	12/17/15	13	4,930,268.47	4,938,844.48	18	FL	5.340	%	357,211.00	1.27	%	9/5/23	91
7/12/23	695100181	031	3/14/23	13	11,188,785.88	11,287,427.45	17	TX	5.119	%	702,066.53	1.06	%	9/6/23	2

Reports Available at sf.citidirect.com						Page 39 of 48						© Copyright 2023 Citigroup


Distribution Date:		07/12/2023			Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:		07/06/2023
Commercial Mortgage Pass-Through Certificates
						Series 2013-GC15
6/12/23	695100181	031	3/14/23	13	11,214,403.02	11,287,427.45	17	TX	5.119	%	702,066.53	1.06	%	9/6/23	3
5/12/23	695100181	031	3/14/23	13	11,238,320.10	11,287,427.45	17	TX	5.119	%	702,066.53	1.06	%	9/6/23	4
4/13/23	695100181	031	3/14/23	13	11,263,726.83	11,287,427.45	17	TX	5.119	%	702,066.53	1.06	%	9/6/23	5




Reports Available at sf.citidirect.com						Page 40 of 48						© Copyright		2023 Citigroup


Distribution Date:		07/12/2023	Citigroup Commercial Mortgage Trust 2013-GC15
Determination Date:		07/06/2023
				Commercial Mortgage Pass-Through Certificates
				Series 2013-GC15
				*Unscheduled Principal Detail*
		Liquidation /	Liquid / Prepay	Unscheduled	Unscheduled	Other	Prepayment Interest	Prepayment	Yield Maintenance
Loan Number	OMCR	Prepayment Date	Type (5)	Principal Collections	Principal Adjustments	Interest Adjustments	Excess / (Shortfall)	Penalties	Penalties
695100185	010	6/30/23	2	17,054,798.34	0.00	0.00	0.00	0.00	0.00
625100027	078	7/5/23	5	3,514,643.16	0.00	0.00	0.00	0.00	0.00
300880095	0

Citigroup Commercial Mortgage Trust 2013-GC15 10-D