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Top MA Enrollment Contracts in New Mexico (Jul 2026)

This page summarizes county-level Medicare Advantage enrollment by contract in New Mexico.

Data source: SCC Enrollment MA Alternative File (2026-07). State total enrollment shown: 241,337.

Top 10 Contracts

Rank	Contract ID	Organization Name	Plan Type	Enrolled	Counties	State Share
1	H3204	PRESBYTERIAN HEALTH PLAN	HMO/HMOPOS	53,487	32	22.2%
2	H2406	CARE IMPROVEMENT PLUS SOUTH CENTRAL INSURANCE CO.	Local PPO	38,882	30	16.1%
3	H5216	HUMANA INSURANCE COMPANY	Local PPO	33,608	30	13.9%
4	H0294	UNITEDHEALTHCARE INSURANCE COMPANY	Local PPO	21,570	32	8.9%
5	H3251	HEALTH CARE SERVICE CORPORATION	HMO/HMOPOS	20,355	30	8.4%
6	H2001	SIERRA HEALTH AND LIFE INSURANCE COMPANY, INC.	Local PPO	17,360	32	7.2%
7	H0028	CHA HMO, INC.	HMO/HMOPOS	16,139	6	6.7%
8	H1666	HCSC INSURANCE SERVICES COMPANY	Local PPO	8,459	26	3.5%
9	H8634	HEALTH CARE SERVICE CORPORATION	Local PPO	5,668	23	2.3%
10	H4461	CARITEN HEALTH PLAN INC.	HMO/HMOPOS	4,553	6	1.9%

Method note: Enrollment is based on legal state/county of residence for payment purposes and may include out-of-service-area beneficiaries.