Between the 1998-99 and 2019-20 seasons, the Miami Heat had the most appearances by an Eastern Conference team in the NBA Finals when playing 30.0+ minutes per game, with 6 appearances.

most finals appearances from 1998-99 to 2019-20 with 30 or higher mpg by an eastern conference team

	TEAM	MPG	SERIES	GP	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF
1	Heat	241.4	NBA Finals	35	96.7	38.8	19.3	7.5	3.9	35.1	76.4	46.0	8.5	22.5	37.9	17.9	24.4	73.5	55.5	8.9	29.9	12.9	8,450	3,385	1,359	677	262	135	451	751
2	Cavaliers	242.9	NBA Finals	26	98.6	44.6	18.4	7.5	4.3	36.2	85.4	42.4	8.8	27.2	32.4	17.3	24.1	72.0	51.4	12.7	31.9	12.3	6,315	2,564	1,160	479	196	113	321	541
3	Celtics	240.0	NBA Finals	13	94.1	39.8	21.2	7.8	4.2	33.6	76.7	43.8	6.5	17.5	37.3	20.3	26.2	77.6	53.3	10.5	29.4	13.0	3,120	1,223	518	276	101	54	169	322
4	Pistons	244.2	NBA Finals	12	88.4	42.9	18.3	8.5	6.1	33.8	78.1	43.2	3.3	11.8	27.7	17.7	24.8	71.4	49.7	14.0	28.9	10.3	2,930	1,061	515	219	102	73	124	252
5	Nets	240.0	NBA Finals	10	87.9	41.1	18.6	8.5	5.6	33.7	84.7	39.8	4.1	14.2	28.9	16.4	22.2	73.9	46.5	14.6	26.5	12.7	2,400	879	411	186	85	56	127	250
6	Raptors	240.0	NBA Finals	6	111.5	41.0	23.0	8.2	4.8	38.3	84.3	45.5	12.0	34.3	35.0	22.8	26.5	86.2	58.1	9.7	31.3	12.2	1,440	669	246	138	49	29	73	133
7	Magic	250.0	NBA Finals	5	91.2	38.2	18.4	6.0	6.0	32.2	75.2	42.8	7.6	23.0	33.0	19.2	27.8	69.1	52.2	7.6	30.6	14.0	1,250	456	191	92	30	30	70	110
8	76ers	245.0	NBA Finals	5	93.8	42.8	18.4	7.8	4.8	35.4	83.4	42.4	3.4	11.8	28.8	19.6	27.4	71.5	49.1	13.2	29.6	12.4	1,225	469	214	92	39	24	62	125
9	Pacers	244.2	NBA Finals	6	106.7	41.2	20.2	5.5	4.3	36.3	78.5	46.3	8.2	19.3	42.2	25.8	30.3	85.2	58.1	8.7	32.5	10.8	1,465	640	247	121	33	26	65	159
10	Knicks	240.0	NBA Finals	5	79.8	38.2	14.0	8.0	3.4	30.8	78.6	39.2	2.2	10.8	20.4	16.0	21.0	76.2	45.4	9.8	28.4	11.6	1,200	399	191	70	40	17	58	123