Resources

Top MA Enrollment Contracts in Oregon (Feb 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 (2026-02). State total enrollment shown: 520,431.

Top 10 Contracts

Rank Contract ID Organization Name Plan Type Enrolled Counties State Share
1H3805UnitedHealthcare Benefits of Texas, Inc.HMO/HMOPOS92,0561317.7%
2H9003KAISER FOUNDATION HP OF THE N WHMO/HMOPOS78,8631515.2%
3H9047PROVIDENCE HEALTH ASSURANCEHMO/HMOPOS55,1511410.6%
4H3817REGENCE BLUECROSS BLUESHIELD OF OREGONLocal PPO43,262228.3%
5H3864PACIFICSOURCE COMMUNITY HEALTH PLANSHMO/HMOPOS36,651137.0%
6H2406CARE IMPROVEMENT PLUS SOUTH CENTRAL INSURANCE CO.Local PPO32,364126.2%
7H2001SIERRA HEALTH AND LIFE INSURANCE COMPANY, INC.Local PPO27,111345.2%
8H6743ATRIO HEALTH PLANSLocal PPO22,55754.3%
9H5439HEALTH NET LIFE INSURANCE COMPANYLocal PPO21,221124.1%
10H2923DEVOTED HEALTH PLAN OF OREGON INCHMO/HMOPOS15,084122.9%

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

Related Links

For more granular data, historical data, or scientific analysis support, please email us.

Back to MA enrollment tool