MA Enrollment Explorer / Parent organizations / Samaritan Health Services, Inc.
Samaritan Health Services, Inc.: Medicare Advantage enrollment and market share
Samaritan Health Services, Inc. had 1,383 Medicare Advantage members in October 2026, #157 nationally with 0.00% of all MA enrollment. It lost 12,491 members (−90.0%) since October 2025, and has enrollment in 1 state and 4 counties with 11 or more members. In the 2026 Annual Election Period (December to February) it lost 12,233 members (−89.2%). For 2027, 0 of its members are in plans that terminate and 14 in plans leaving their county, and it leaves 1 county entirely.
1,383MA members, October 2026
−90.0%change since October 2025 (−12,491)
0.00%national MA share, rank 157
1contracts with enrollment
Largest states
| State | Members | Share of state MA |
|---|---|---|
| Oregon | 1,364 | 0.3% |
Largest counties
| County | Members | Change since October 2025 | Share of county MA |
|---|---|---|---|
| Linn County, OR | 670 | −4,822 | 3.4% |
| Benton County, OR | 343 | −2,949 | 3.4% |
| Lincoln County, OR | 337 | −4,565 | 6.0% |
| Marion County, OR | 14 | −25 | 0.0% |
| Lane County, OR | 0 | −21 | 0.0% |
Contracts
| Contract | Plan type | Oct 2024 | Oct 2025 | Oct 2026 |
|---|---|---|---|---|
| H3811 Samaritan Advantage Health Plans | HMO/HMOPOS | 12,783 | 13,874 | 1,383 |
Star ratings for these contracts are in the MA Quality Dashboard.