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Top MA Enrollment Contracts in Oregon (Jul 2026)
This page summarizes county-level Medicare Advantage enrollment by contract in Oregon.
Home / Data Tools / MA Enrollment / MA State Rankings / Oregon
Data source: SCC Enrollment MA Alternative File (2026-07). State total enrollment shown: 523,260.
Top 10 Contracts
| Rank | Contract ID | Organization Name | Plan Type | Enrolled | Counties | State Share |
|---|---|---|---|---|---|---|
| 1 | H3805 | UnitedHealthcare Benefits of Texas, Inc. | HMO/HMOPOS | 94,660 | 13 | 18.1% |
| 2 | H9003 | KAISER FOUNDATION HP OF THE N W | HMO/HMOPOS | 79,615 | 14 | 15.2% |
| 3 | H9047 | PROVIDENCE HEALTH ASSURANCE | HMO/HMOPOS | 55,747 | 14 | 10.7% |
| 4 | H3817 | REGENCE BLUECROSS BLUESHIELD OF OREGON | Local PPO | 42,512 | 22 | 8.1% |
| 5 | H3864 | PACIFICSOURCE COMMUNITY HEALTH PLANS | HMO/HMOPOS | 36,186 | 13 | 6.9% |
| 6 | H2406 | CARE IMPROVEMENT PLUS SOUTH CENTRAL INSURANCE CO. | Local PPO | 32,027 | 12 | 6.1% |
| 7 | H2001 | SIERRA HEALTH AND LIFE INSURANCE COMPANY, INC. | Local PPO | 28,000 | 34 | 5.4% |
| 8 | H6743 | ATRIO HEALTH PLANS | Local PPO | 21,094 | 5 | 4.0% |
| 9 | H5439 | HEALTH NET LIFE INSURANCE COMPANY | Local PPO | 19,260 | 12 | 3.7% |
| 10 | H2923 | DEVOTED HEALTH PLAN OF OREGON INC | HMO/HMOPOS | 16,497 | 12 | 3.2% |
Method note: Enrollment is based on legal state/county of residence for payment purposes and may include out-of-service-area beneficiaries.
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