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Top MA Enrollment Contracts in Colorado (Feb 2026)
This page summarizes county-level Medicare Advantage enrollment by contract in Colorado.
Home / Data Tools / MA Enrollment / MA State Rankings / Colorado
Data source: SCC Enrollment MA Alternative File (2026-02). State total enrollment shown: 562,122.
Top 10 Contracts
| Rank | Contract ID | Organization Name | Plan Type | Enrolled | Counties | State Share |
|---|---|---|---|---|---|---|
| 1 | H0609 | UnitedHealthcare Benefits of Texas, Inc. | HMO/HMOPOS | 151,122 | 15 | 26.9% |
| 2 | H0630 | KAISER FOUNDATION HP OF CO | HMO/HMOPOS | 113,133 | 17 | 20.1% |
| 3 | H5216 | HUMANA INSURANCE COMPANY | Local PPO | 62,900 | 55 | 11.2% |
| 4 | H2001 | SIERRA HEALTH AND LIFE INSURANCE COMPANY, INC. | Local PPO | 58,703 | 63 | 10.4% |
| 5 | H0028 | CHA HMO, INC. | HMO/HMOPOS | 38,753 | 15 | 6.9% |
| 6 | H0624 | UnitedHealthcare Benefits of Texas, Inc. | HMO/HMOPOS | 32,538 | 59 | 5.8% |
| 7 | H5521 | AETNA LIFE INSURANCE COMPANY | Local PPO | 16,017 | 32 | 2.8% |
| 8 | H7617 | EMPHESYS INSURANCE COMPANY | Local PPO | 13,787 | 32 | 2.5% |
| 9 | H4808 | DEVOTED HEALTH INSURANCE COMPANY OF COLORADO INC | Local PPO | 11,025 | 33 | 2.0% |
| 10 | H3931 | AETNA HEALTH INC. (PA) | HMO/HMOPOS | 8,650 | 32 | 1.5% |
Method note: Enrollment is based on legal state/county of residence for payment purposes and may include out-of-service-area beneficiaries.
Related Links
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