Karl Malone had the most games by a player 30 or older with 20+ points, with 625 games.

Interpreted as:

most 20 or more pts regular-season games after turning 30 years old by a player

	NAME	GP	PTS	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	REB	AST	STL	BLK	TOV	PF	+/-
1	Karl Malone K. Malone	625	16,986	38.4	27.2	10.0	4.2	1.5	0.9	10.0	18.9	52.7	0.1	0.3	29.6	7.1	9.3	76.5	59.0	2.2	7.8	2.9	24,007	6,279	2,626	917	535	1,810	1,848	+2732
2	LeBron James L. James	565	16,197	36.4	28.7	8.1	8.1	1.3	0.7	10.8	20.2	53.5	2.2	5.9	37.5	4.8	6.6	72.5	61.9	1.2	7.0	3.7	20,590	4,586	4,576	728	385	2,093	992	+2777
3	Kareem Abdul-Jabbar K. Abdul-Jabbar	547	14,451	36.7	26.4	9.5	3.6			10.9	18.2	59.8	0.0	0.0	0.0	4.6	6.2	75.5	63.2				20,074	5,209	1,972				1,623
4	Alex English A. English	427	12,528	36.9	29.3	5.0	4.5	1.0	0.4	12.2	23.1	52.8	0.0	0.1	21.1	4.9	5.8	84.6	57.1	2.2	2.7	2.6	15,771	2,114	1,934	410	191	1,098	1,165
5	John Havlicek J. Havlicek	395	10,545		26.7					10.7						5.4	6.3	84.8
6	Dirk Nowitzki D. Nowitzki	360	9,462	35.5	26.3	7.6	2.5	0.7	0.7	9.5	18.5	51.6	1.5	3.3	44.9	5.7	6.4	90.2	61.9	0.8	6.7	1.7	12,785	2,718	898	262	266	608	812	+2122
7	Kobe Bryant K. Bryant	353	10,275	37.0	29.1	5.4	4.7	1.4	0.3	10.3	22.3	46.4	1.8	5.1	34.5	6.7	8.1	83.4	56.4	1.0	4.3	3.1	13,064	1,892	1,675	483	108	1,095	766	+1264
8	Michael Jordan M. Jordan	334	10,268	39.0	30.7	6.2	4.3	2.0	0.5	11.7	24.0	48.6	0.9	2.4	38.0	6.5	7.9	82.0	55.9	1.4	4.8	2.3	13,012	2,065	1,425	658	175	781	720	+1361
9	Stephen Curry S. Curry	327	10,146	34.4	31.0	5.3	5.7	1.2	0.3	10.3	21.1	48.8	5.5	12.6	43.5	5.0	5.4	92.5	66.2	0.6	4.7	3.1	11,233	1,718	1,855	380	106	1,011	620	+2003
10	Hakeem Olajuwon H. Olajuwon	327	9,226	39.7	28.2	11.1	3.5	1.7	3.1	11.3	21.1	53.5	0.0	0.2	24.2	5.5	7.3	76.1	58.0	2.7	8.4	3.3	12,989	3,644	1,145	567	1,012	1,083	1,110	+426
11	Julius Erving J. Erving	322	8,434	35.4	26.2	7.0	3.9			10.3	18.5	55.6	0.1			5.5	7.0	79.0	60.7				11,385	2,242	1,247				894
12	Patrick Ewing P. Ewing	321	8,595	38.6	26.8	11.7	2.1	1.0	2.4	10.4	20.0	51.8	0.0	0.2	23.3	6.0	8.0	75.6	57.0	2.5	9.2	3.2	12,388	3,768	669	311	781	1,026	1,092	+513
13	Kevin Durant K. Durant	320	9,342	36.6	29.2	6.7	5.3	0.8	1.2	10.4	19.5	53.4	2.3	5.6	40.4	6.1	6.9	88.6	64.7	0.4	6.3	3.2	11,710	2,150	1,705	259	381	1,027	638	+1534
14	DeMar DeRozan D. DeRozan	319	8,763	37.0	27.5	4.8	5.3	1.0	0.4	9.9	18.8	52.4	0.8	2.2	36.4	7.0	8.0	87.1	61.5	0.7	4.2	1.9	11,790	1,546	1,700	328	127	621	719	+490
15	Dominique Wilkins D. Wilkins	312	9,171	37.9	29.4	7.6	3.0	1.3	0.5	10.6	21.7	48.6	1.4	3.8	37.3	6.8	8.2	84.0	58.0	2.8	4.7	2.5	11,819	2,357	925	402	164	769	579	-60
16	Elvin Hayes E. Hayes	305	7,963		26.1	12.2	1.8			10.5			0.0			5.1	7.4	68.9						3,726	548
17	Elgin Baylor E. Baylor	304	8,622		28.4					10.9						6.5	8.3	79.1
18	Jerry West J. West	302	8,784		29.1					10.6						7.8	9.5	82.3
19	Dan Issel D. Issel	294	7,577	33.3	25.8	8.5	2.5			9.5	17.2	55.0	0.1			6.7	8.3	81.3	61.7				9,782	2,503	729				810
20	Gary Payton G. Payton	290	7,322	41.4	25.2	5.1	8.6	1.7	0.3	9.9	20.2	48.9	1.6	4.1	37.6	3.9	5.2	75.3	56.1	1.1	4.1	2.5	12,007	1,483	2,490	506	80	730	658	+1094
21	Reggie Miller R. Miller	281	7,069	37.4	25.2	3.1	2.8	1.0	0.2	8.0	15.5	51.3	3.0	6.4	47.5	6.2	6.9	90.3	67.9	0.6	2.6	1.8	10,497	884	779	290	61	501	552	+1139
22	Sam Jones S. Jones	268	7,186		26.8					10.9						5.0	6.1	82.1
23	Moses Malone M. Malone	267	6,897	36.5	25.8	12.1	1.6	0.9	1.1	8.6	16.9	50.9	0.0	0.1	12.0	8.6	10.5	82.0	60.1	5.0	7.1	3.1	9,744	3,235	431	240	306	818	578
24	James Harden J. Harden	259	7,532	37.2	29.1	6.7	9.3	1.5	0.7	8.6	18.5	46.2	3.7	9.6	39.1	8.2	9.4	87.6	64.2	0.8	5.9	4.1	9,643	1,741	2,421	395	193	1,057	640	+1524
25	Hal Greer H. Greer	256	6,945		27.1					10.8						5.6	7.0	80.2