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Top MA Enrollment Contracts in Phoenix-Mesa-Chandler, AZ (Feb 2026)
This page summarizes county-level Medicare Advantage enrollment by contract in this metro area.
Home / Data Tools / MA Enrollment / MA MSA Rankings / Phoenix-Mesa-Chandler, AZ
MSA rank: 6 of top 50 by MA enrollment. CBSA: 38060. MSA total enrollment: 477,293.
Data source: SCC Enrollment MA Alternative File (2026-02).
Top 10 Contracts
| Rank | Contract ID | Organization Name | Plan Type | Enrolled | Counties | MSA Share |
|---|---|---|---|---|---|---|
| 1 | H0609 | UnitedHealthcare Benefits of Texas, Inc. | HMO/HMOPOS | 102,388 | 2 | 21.5% |
| 2 | H0354 | BRAVO HEALTH PENNSYLVANIA, INC. | HMO/HMOPOS | 65,198 | 2 | 13.7% |
| 3 | H0321 | ARIZONA PHYSICIANS IPA, INC. | HMO/HMOPOS | 49,774 | 2 | 10.4% |
| 4 | H0028 | CHA HMO, INC. | HMO/HMOPOS | 46,969 | 2 | 9.8% |
| 5 | H0302 | MEDISUN, INC. | HMO/HMOPOS | 39,292 | 2 | 8.2% |
| 6 | H2001 | SIERRA HEALTH AND LIFE INSURANCE COMPANY, INC. | Local PPO | 33,448 | 2 | 7.0% |
| 7 | H5216 | HUMANA INSURANCE COMPANY | Local PPO | 20,862 | 2 | 4.4% |
| 8 | H4461 | CARITEN HEALTH PLAN INC. | HMO/HMOPOS | 16,125 | 2 | 3.4% |
| 9 | H5521 | AETNA LIFE INSURANCE COMPANY | Local PPO | 10,625 | 2 | 2.2% |
| 10 | H5580 | MERCY CARE | HMO/HMOPOS | 9,752 | 2 | 2.0% |
Method note: Enrollment is based on legal state/county of residence for payment purposes and may include out-of-service-area beneficiaries.
Related Links
- Previous MSA: Riverside-San Bernardino-Ontario, CA
- Next MSA: Atlanta-Sandy Springs-Roswell, GA
- All top 50 MSA pages
- MA Enrollment search tool
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