Antawn Jamison had the most games with 20+ points and exactly 0 All-Star team selections, with 438 games.

Interpreted as:

most 20 or more point regular-season games by a player with no all stars

	NAME	GP	PTS	ALLSTAR	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	Antawn Jamison A. Jamison	438	11,322	0	39.6	25.8	8.9	1.9	1.1	0.4	9.9	19.8	50.0	1.5	3.6	40.4	4.6	6.2	74.7	57.4	3.0	5.9	1.9	17,351	3,877	819	473	187	820	1,163	-245
2	World B. Free W. B. Free	429	11,675	0		27.2					9.9			0.6			7.0	9.1	77.3											1,278
3	Eddie Johnson E. Johnson	417	10,719	0	34.2	25.7	5.1	2.8		0.2	10.4	19.3	53.8	0.7			4.2	4.9	85.6	59.8				14,256	2,137	1,160		85		1,236	+5
4	CJ McCollum	413	10,959	0	35.8	26.5	4.2	4.5	1.0	0.5	10.0	19.8	50.5	3.6	7.8	45.4	3.0	3.6	82.0	62.0	0.7	3.5	2.0	14,781	1,725	1,872	412	195	824	954	+1610
5	Reggie Miller R. Miller	396	9,950	0	37.5	25.1	3.5	3.4	1.3	0.3	8.1	15.4	52.7	2.5	5.5	45.2	6.4	7.1	90.2	67.8	0.8	2.7	1.8	14,867	1,376	1,339	506	105	727	859	+638
6	Jamal Crawford J. Crawford	388	9,762	0	36.5	25.2	2.9	4.2	1.1	0.3	8.7	17.9	48.5	3.0	6.9	43.9	4.8	5.5	87.5	62.0	0.5	2.4	2.2	14,150	1,143	1,612	445	104	863	687	+1143
7	Rudy Gay R. Gay	372	9,073	0	37.9	24.4	6.4	2.6	1.5	0.9	9.2	17.9	51.4	1.5	3.7	41.9	4.5	5.4	83.2	60.3	1.6	4.7	2.3	14,114	2,368	952	543	329	862	930	+887
8	Calvin Murphy C. Murphy	371	9,659	0		26.0					10.6			0.1			4.9	5.4	90.5
9	DeMar DeRozan D. DeRozan	368	9,545	0	37.1	25.9	4.7	4.6	1.1	0.3	9.3	18.1	51.5	0.6	1.9	34.9	6.7	7.8	86.2	60.4	0.7	4.0	1.9	13,655	1,724	1,693	396	123	684	833	+278
10	Reggie Theus R. Theus	367	9,152	0	37.3	24.9	3.7	6.9			9.2	17.4	52.8	0.4	1.2	30.4	6.3	7.3	85.4	60.5				13,701	1,356	2,541				1,118
11	Terry Cummings T. Cummings	352	8,967	0	36.1	25.5	9.3	2.4			10.5	19.6	53.7	0.1			4.4	6.0	73.0	57.3				12,700	3,284	839				1,279	+24
12	Zach Randolph Z. Randolph	347	8,516	0	37.0	24.5	11.3	2.4	0.9	0.3	9.6	18.5	52.2	0.3	0.9	36.6	4.9	6.3	78.4	57.8	3.6	7.6	2.5	12,841	3,920	823	325	112	880	965	+879
13	Dan Issel D. Issel	347	8,928	0	33.8	25.7	8.8	2.7			9.5	17.3	54.9	0.1			6.7	8.2	80.8	61.4				11,717	3,058	921				986
14	Jason Terry J. Terry	338	8,236	0	38.2	24.4	3.0	5.0	1.5	0.2	8.9	17.1	52.1	2.7	5.8	46.0	3.9	4.5	85.8	63.8	0.5	2.5	2.2	12,910	1,016	1,695	516	76	730	710	+1154
15	Purvis Short P. Short	337	9,209	0	36.5	27.3	5.3	3.2	1.3	0.3	10.9	20.8	52.4	0.3			5.2	6.2	84.1	58.1				12,294	1,781	1,094	453	87		1,108
16	Monta Ellis M. Ellis	336	8,975	0	40.0	26.7	4.0	5.4	2.1	0.4	10.2	20.3	50.4	1.4	3.7	38.1	4.8	6.1	79.5	58.2	0.8	3.3	3.1	13,456	1,355	1,816	696	128	1,054	884	+459
17	Jeff Malone J. Malone	330	8,467	0	36.1	25.7	2.9	2.6	0.7	0.1	10.5	19.3	54.7	0.1	0.4	36.7	4.5	5.1	87.8	59.7	0.7	2.2	1.7	11,899	961	866	225	37	574	652
18	Jason Richardson J. Richardson	328	8,448	0	38.5	25.8	5.8	3.0	1.5	0.5	9.6	18.9	51.1	2.9	6.3	46.9	3.5	4.8	74.2	61.5	1.4	4.4	2.1	12,632	1,909	991	485	165	687	825	+1129
19	Mike Mitchell M. Mitchell	328	8,790	0	37.1	26.8	6.7	1.6		0.6	11.3	21.2	53.6	0.0			4.1	5.1	80.4	57.3				12,167	2,190	510		203		900
20	Bernard King B. King	327	8,889	0		27.2					10.9			0.0			5.3	7.1	74.0
21	Dale Ellis D. Ellis	323	8,431	0	37.2	26.1	4.7	2.2	1.0	0.2	10.1	18.4	54.9	2.2	4.6	48.1	3.7	4.7	78.7	63.8	1.8	2.9	2.0	12,013	1,508	719	339	73	650	858	+58
22	John Drew J. Drew	323	8,726	0		27.0					9.8			0.1			7.4	9.8	76.0
23	Shareef Abdur-Rahim S. Abdur-Rahim	317	7,856	0	39.8	24.8	8.9	3.0	1.2	0.9	8.9	17.7	50.4	0.3	0.8	35.9	6.7	8.0	83.4	58.5	2.7	6.2	2.8	12,625	2,826	943	378	286	894	907	-612
24	Andrew Wiggins A. Wiggins	315	7,890	0	36.4	25.0	4.8	2.6	1.1	0.8	9.2	18.4	50.3	2.0	4.7	43.0	4.5	6.0	75.1	59.6	1.4	3.4	2.1	11,480	1,519	815	350	245	661	719	+545
25	Al Jefferson A. Jefferson	313	7,793	0	36.4	24.9	10.8	1.8	0.9	1.4	10.8	19.4	55.5	0.0	0.1	18.2	3.4	4.6	73.0	58.2	2.9	7.8	1.6	11,383	3,367	577	277	441	493	824	+122