Medicare Advantage in Grant County, Oregon
77 people in Grant County, Oregon were enrolled in Medicare Advantage in October 2026, 3.2% of 2,403 eligible beneficiaries (−25.6 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 80% of reported enrollment; 2 parent organizations have 11 or more members and the HHI is 6,756 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 0 members here are in plans that terminate or leave the county.
Parent organizations in Grant County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 43 | 0 | 79.6% |
| CVS Health Corporation | 11 | −1 | 20.4% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 65 beneficiaries in Grant County were assigned to 17 Medicare Shared Savings Program ACOs, 5.9% of assignable Original Medicare beneficiaries. Together, roughly 9% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.