Since 2019-20, the Miami Heat have the most wins by a team in the playoffs, with 39 wins.

which teams have the most wins in last 5 playoffs

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
Miami Heat	39	68	241.5	107.0	40.8	23.4	7.3	3.6	12.6	38.3	84.8	45.2	12.4	34.8	35.5	18.0	22.1	81.3	16,420	7,275	2,776	1,593	498	244	860	1,382
Boston Celtics	37	68	241.5	108.9	43.4	23.7	6.4	6.0	13.6	38.6	84.1	45.9	13.5	37.3	36.2	18.3	22.7	80.7	16,420	7,407	2,949	1,609	435	408	927	1,351
Denver Nuggets	32	56	241.8	111.1	43.0	24.5	6.5	4.1	12.6	40.8	85.9	47.5	12.2	32.7	37.3	17.2	21.6	80.0	13,540	6,223	2,406	1,370	363	228	706	1,177
Milwaukee Bucks	30	52	241.9	109.5	48.2	23.0	7.1	4.2	13.4	41.0	89.6	45.7	12.0	35.3	33.9	15.6	21.4	72.8	12,580	5,692	2,507	1,197	370	220	699	989
Phoenix Suns	27	48	240.0	109.2	41.0	24.0	6.5	4.4	12.6	41.2	84.5	48.8	10.3	27.9	36.8	16.5	19.9	82.9	11,520	5,241	1,970	1,150	313	210	603	1,009
Los Angeles Lakers	26	45	240.6	110.1	43.9	24.4	7.3	5.5	13.9	40.0	84.7	47.3	11.0	32.4	34.0	19.0	24.3	78.1	10,825	4,953	1,977	1,099	327	248	624	913
Golden State Warriors	22	35	240.0	112.3	45.1	27.4	7.5	4.8	14.5	41.6	88.9	46.8	14.2	39.3	36.1	15.0	19.7	76.0	8,400	3,931	1,578	960	264	169	507	772
Philadelphia 76ers	20	41	241.2	106.9	42.4	21.5	6.9	5.2	13.1	38.0	82.8	45.9	11.6	31.9	36.3	19.5	24.5	79.3	9,890	4,384	1,738	883	284	215	537	860
L.A. Clippers	19	39	240.6	112.4	42.2	20.9	7.0	4.0	11.9	39.8	84.5	47.0	13.0	34.7	37.5	19.8	24.3	81.5	9,385	4,382	1,646	817	273	157	465	824
Dallas Mavericks	15	33	240.8	107.6	39.1	19.7	6.7	3.1	10.9	37.7	83.3	45.2	14.7	38.9	37.7	17.6	23.6	74.6	7,945	3,551	1,291	650	222	103	360	695
Atlanta Hawks	13	29	240.0	106.7	42.2	20.8	6.8	4.1	13.2	39.2	87.3	44.9	12.1	35.0	34.7	16.2	20.3	79.8	6,960	3,095	1,223	604	196	120	383	588
Utah Jazz	11	24	241.0	111.4	42.6	19.5	5.2	3.7	12.6	38.6	82.2	46.9	14.9	38.3	38.8	19.4	24.5	78.9	5,785	2,674	1,023	469	124	89	303	502
New York Knicks	9	18	240.0	100.1	46.2	18.9	6.5	4.2	13.4	35.2	83.9	41.9	10.2	32.2	31.7	19.5	25.3	77.1	4,320	1,801	832	341	117	76	242	348
Memphis Grizzlies	9	23	241.1	111.0	45.0	24.0	8.3	5.0	13.0	40.3	93.0	43.4	12.2	35.6	34.3	18.1	23.6	76.8	5,545	2,553	1,035	552	190	114	298	475
Toronto Raptors	9	17	244.4	107.2	42.1	23.4	6.9	5.2	12.0	38.8	87.6	44.3	12.9	37.6	34.4	16.6	21.2	78.3	4,155	1,822	716	397	118	89	204	380
Brooklyn Nets	7	24	241.0	107.5	40.2	23.0	6.6	4.9	12.8	38.6	84.2	45.8	13.2	35.8	36.8	17.1	21.5	79.5	5,785	2,579	964	552	158	117	307	500
Minnesota Timberwolves	5	13	241.9	108.2	40.5	23.0	7.8	5.8	15.3	37.4	82.4	45.4	12.3	33.8	36.4	21.2	26.2	80.6	3,145	1,407	527	299	101	75	199	314
Houston Rockets	5	12	242.1	107.7	38.8	21.3	9.1	3.5	13.4	37.4	85.8	43.6	16.9	46.8	36.2	15.9	20.2	78.9	2,905	1,292	466	256	109	42	161	266
Oklahoma City Thunder	5	9	242.8	105.1	47.8	19.0	5.2	4.1	15.7	37.8	84.6	44.7	12.0	35.2	34.1	17.6	22.3	78.6	2,185	946	430	171	47	37	141	152
Sacramento Kings	3	7	240.0	113.7	47.7	22.0	7.7	4.3	14.1	41.0	95.6	42.9	12.1	39.7	30.6	19.6	25.7	76.1	1,680	796	334	154	54	30	99	158
Cleveland Cavaliers	3	7	240.0	94.9	41.1	21.3	7.7	4.3	16.0	35.1	79.3	44.3	10.0	31.7	31.5	14.6	20.0	72.9	1,680	664	288	149	54	30	112	147
Portland Trail Blazers	3	11	244.5	113.6	42.2	20.5	6.2	4.6	13.7	40.0	88.3	45.3	14.1	35.3	39.9	19.5	23.7	82.4	2,690	1,250	464	226	68	51	151	264
New Orleans Pelicans	2	8	240.0	105.4	45.1	20.8	6.1	3.6	14.9	38.0	84.4	45.0	9.3	27.9	33.2	20.1	25.4	79.3	1,920	843	361	166	49	29	119	167
Chicago Bulls	1	5	240.0	95.2	44.0	23.0	7.8	3.2	13.0	36.4	90.2	40.4	10.4	36.8	28.3	12.0	14.4	83.3	1,200	476	220	115	39	16	65	93
Washington Wizards	1	5	240.0	110.0	43.4	22.4	4.8	4.8	13.4	40.6	88.6	45.8	7.0	24.2	28.9	21.8	29.0	75.2	1,200	550	217	112	24	24	67	120