Since 2014-15, the Golden State Warriors have the most wins by a team in the playoffs, with 99 wins.

who has the most playoff wins since 2015 nba teams

TEAM	W	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF
Golden State Warriors	99	140	241.3	111.0	44.6	26.5	7.9	5.5	14.1	40.7	86.5	47.0	12.6	33.8	37.2	17.1	22.2	77.2	33,775	15,543	6,249	3,710	1,099	772	1,980	3,065
Boston Celtics	71	132	241.5	105.7	42.9	23.3	6.5	5.2	13.3	37.8	84.0	45.0	12.4	34.9	35.4	17.8	22.4	79.4	31,880	13,954	5,659	3,075	852	683	1,754	2,659
Cleveland Cavaliers	61	98	241.3	103.5	42.6	20.3	6.8	4.8	12.9	37.5	82.2	45.6	11.3	30.9	36.4	17.3	23.2	74.7	23,645	10,145	4,171	1,991	667	472	1,260	1,937
Milwaukee Bucks	48	90	242.8	107.0	46.8	22.9	7.3	4.9	13.2	39.8	87.5	45.5	11.2	32.8	34.2	16.2	22.4	72.5	21,850	9,631	4,215	2,063	653	443	1,189	1,808
Miami Heat	47	90	241.9	104.5	41.2	22.2	7.0	4.0	12.9	37.9	84.0	45.1	11.2	31.8	35.3	17.5	22.0	79.6	21,775	9,404	3,707	1,999	628	364	1,157	1,874
Denver Nuggets	44	79	242.5	109.8	43.6	24.5	6.4	4.2	12.2	40.4	86.4	46.8	11.6	31.5	36.6	17.4	21.8	79.8	19,160	8,672	3,446	1,934	504	329	962	1,631
Toronto Raptors	43	85	242.9	102.0	41.0	20.5	7.3	4.5	12.6	36.9	83.8	44.1	10.1	29.7	33.8	18.1	23.0	78.8	20,650	8,673	3,487	1,744	622	386	1,071	1,895
Houston Rockets	38	73	241.0	106.2	43.2	19.9	8.4	4.9	14.4	37.0	84.7	43.7	12.9	37.5	34.4	19.3	26.5	72.8	17,595	7,750	3,155	1,454	610	356	1,052	1,585
Philadelphia 76ers	34	67	241.5	107.8	44.6	22.8	6.9	5.2	13.9	38.3	84.2	45.5	11.1	31.1	35.6	20.1	25.4	79.0	16,180	7,220	2,985	1,529	460	346	930	1,444
L.A. Clippers	34	76	240.7	108.6	42.3	21.1	7.4	4.2	12.4	39.0	84.0	46.4	10.9	30.3	36.0	19.7	26.1	75.4	18,290	8,253	3,213	1,604	559	316	940	1,682
Phoenix Suns	27	50	240.0	109.3	40.6	23.9	6.5	4.4	12.5	41.0	84.1	48.8	10.3	27.9	36.9	17.0	20.5	83.1	12,000	5,466	2,031	1,194	327	220	625	1,061
Los Angeles Lakers	27	48	240.5	110.1	43.8	24.5	7.3	5.4	13.6	40.3	85.0	47.4	10.8	32.2	33.6	18.7	24.0	77.8	11,545	5,283	2,102	1,175	348	258	652	961
Atlanta Hawks	27	61	241.2	103.2	43.1	22.0	7.3	4.8	13.5	38.0	86.1	44.1	10.7	32.0	33.4	16.5	21.0	78.9	14,715	6,297	2,631	1,345	443	295	826	1,233
Oklahoma City Thunder	24	50	240.5	104.8	45.5	20.2	7.4	5.5	13.9	38.0	85.4	44.5	9.9	29.4	33.8	18.8	24.4	77.1	12,025	5,238	2,276	1,010	372	274	695	1,005
Dallas Mavericks	23	52	240.5	106.5	40.2	20.7	6.6	3.7	11.6	38.2	84.2	45.3	12.8	35.2	36.4	17.4	23.7	73.3	12,505	5,538	2,090	1,078	344	194	604	1,127
Utah Jazz	21	51	240.5	105.2	42.8	20.1	6.5	4.0	13.4	37.4	81.9	45.6	12.3	33.6	36.5	18.2	24.2	75.2	12,265	5,365	2,184	1,024	334	206	683	1,069
San Antonio Spurs	21	45	241.7	103.6	43.0	21.5	7.3	4.9	11.5	38.8	84.9	45.6	8.3	23.2	35.9	17.8	23.2	76.9	10,875	4,664	1,935	966	328	221	519	894
Portland Trail Blazers	17	51	243.9	107.0	44.7	19.6	6.4	4.6	13.3	38.3	89.0	43.0	11.9	32.4	36.8	18.5	23.7	78.1	12,440	5,457	2,282	1,001	325	236	678	1,158
Memphis Grizzlies	17	44	241.1	102.2	43.0	21.7	7.9	4.3	12.5	37.7	87.6	43.0	9.2	26.9	34.2	17.7	22.4	79.2	10,610	4,497	1,890	955	347	190	549	907
Washington Wizards	16	34	241.5	106.1	43.8	22.9	7.2	5.7	13.9	39.3	86.4	45.4	8.4	24.4	34.5	19.2	24.8	77.6	8,210	3,609	1,488	779	245	194	472	745
New York Knicks	14	27	240.9	103.8	45.4	20.4	6.3	4.7	12.9	37.2	85.3	43.6	10.6	31.7	33.4	18.8	24.7	75.9	6,505	2,803	1,225	550	169	126	349	513
Indiana Pacers	12	37	240.7	102.8	40.1	23.3	7.4	4.4	12.8	38.4	82.7	46.4	10.9	29.6	37.0	15.2	20.1	75.6	8,905	3,804	1,482	861	273	163	473	792
Minnesota Timberwolves	11	26	241.0	107.1	42.3	23.5	6.8	5.1	13.9	38.2	82.4	46.3	11.6	31.0	37.4	19.1	24.5	77.9	6,265	2,784	1,100	612	178	133	361	572
Brooklyn Nets	10	35	241.4	106.1	40.9	22.2	6.9	4.3	13.3	38.1	85.0	44.9	12.1	33.5	36.0	17.8	22.5	78.9	8,450	3,714	1,433	778	241	151	464	728
Chicago Bulls	9	23	242.2	96.0	45.4	21.8	7.3	5.5	14.1	35.7	84.8	42.1	8.9	27.0	32.9	15.7	19.5	80.4	5,570	2,207	1,045	501	168	126	325	429