Medicare Advantage in Ferry County, Washington
694 people in Ferry County, Washington were enrolled in Medicare Advantage in October 2026, 26.8% of 2,593 eligible beneficiaries (+2.6 pts since October 2025). Centene Corporation is the largest parent organization with 56% of reported enrollment; 6 parent organizations have 11 or more members and the HHI is 3,900 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 354 members here are in plans that terminate or leave the county, and Elevance Health, Inc. leaves. MA plans offered go from 9 to 6.
Parent organizations in Ferry County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Centene Corporation | 375 | +1 | 56.4% |
| Humana Inc. | 165 | +88 | 24.8% |
| Molina Healthcare, Inc. | 51 | −7 | 7.7% |
| UnitedHealth Group, Inc. | 32 | −4 | 4.8% |
| CVS Health Corporation | 29 | −1 | 4.4% |
| Elevance Health, Inc. | 13 | 0 | 2.0% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 363 beneficiaries in Ferry County were assigned to 21 Medicare Shared Savings Program ACOs, 26.6% of assignable Original Medicare beneficiaries. Together, roughly 46% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.