Provider Spotlight

Centene Corp.

Medicare Advantage enrollment, state footprint, Star Rating, and multi-year growth — sourced live from CMS contract files.

Enrollment: May 2026
State data: May 2026
Penetration: May 2026
Star Ratings: 2026
Generated: 2026-05-12 15:37 UTC
CMS source ↗

Total contract enrollment · May 2026 · $CNC

9,827,893

across 32 active states · member-weighted Star Rating 3.39 (2026)

+0.3%

Month-over-Month

+7.7%

Year-over-Year

13.3%

CAGR (5yr)

5-Year Enrollment History Year-end (December) snapshots · current year as of May 2026

State Footprint May 2026

Select state

5-Year Annual Enrollment

Snapshot	Enrollment	Net YoY	YoY %
2026-May (latest — partial year)	9,827,893	+704,167	+7.7%
2025-Dec	9,123,726	+1,072,739	+13.3%
2024-Dec	8,050,987	+2,220,577	+38.1%
2023-May (Dec not archived — May used)	5,830,410	+173,128	+3.1%
2022-May (Dec not archived — May used)	5,657,282	+388,269	+7.4%
2021-May (Dec not archived — May used)	5,269,013	—	—

Month-over-Month Enrollment — Past 12 Months

Month	Enrollment	Net MoM	MoM %
2026-May	9,827,893	+33,297	+0.3%
2026-Apr	9,794,596	+39,207	+0.4%
2026-Mar	9,755,389	+35,346	+0.4%
2026-Feb	9,720,043	+132,249	+1.4%
2026-Jan	9,587,794	+464,068	+5.1%
2025-Dec	9,123,726	+52,246	+0.6%
2025-Nov	9,071,480	+38,361	+0.4%
2025-Oct	9,033,119	+36,695	+0.4%
2025-Sep	8,996,424	+37,512	+0.4%
2025-Aug	8,958,912	+37,427	+0.4%
2025-Jul	8,921,485	+32,007	+0.4%
2025-Jun	8,889,478	+3,744	+0.0%

State-by-State Enrollment

State	Code	Enrollment	Counties	Share of Provider
New York	NY	167,388	62	1.70%
Texas	TX	113,882	154	1.16%
California	CA	85,920	29	0.87%
Florida	FL	50,779	63	0.52%
Illinois	IL	49,072	95	0.50%
Arizona	AZ	46,968	15	0.48%
Kentucky	KY	40,150	120	0.41%
Oregon	OR	36,424	14	0.37%
Washington	WA	33,913	39	0.35%
Georgia	GA	33,088	138	0.34%
Michigan	MI	32,735	49	0.33%
Arkansas	AR	25,826	75	0.26%
South Carolina	SC	25,329	46	0.26%
Mississippi	MS	24,141	55	0.25%
Maine	ME	21,180	16	0.22%
Ohio	OH	17,445	86	0.18%
Pennsylvania	PA	14,722	63	0.15%
Iowa	IA	13,716	74	0.14%
New Jersey	NJ	13,317	20	0.14%
Wisconsin	WI	13,060	35	0.13%
North Carolina	NC	12,626	73	0.13%
Connecticut	CT	12,064	8	0.12%
Tennessee	TN	10,882	93	0.11%
Louisiana	LA	10,643	47	0.11%
Indiana	IN	10,183	80	0.10%
Missouri	MO	7,592	58	0.08%
Nebraska	NE	5,513	41	0.06%
Delaware	DE	3,819	3	0.04%
Nevada	NV	3,440	8	0.04%
Kansas	KS	3,008	30	0.03%
Oklahoma	OK	2,634	30	0.03%
Hawaii	HI	2,110	4	0.02%