Medicare Advantage in Amherst County, Virginia
3,794 people in Amherst County, Virginia were enrolled in Medicare Advantage in October 2026, 43.5% of 8,717 eligible beneficiaries (+0.6 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 61% of reported enrollment; 6 parent organizations have 11 or more members and the HHI is 4,415 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 292 members here are in plans that terminate or leave the county. MA plans offered go from 26 to 22.
Parent organizations in Amherst County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 2,299 | +704 | 61.4% |
| Elevance Health, Inc. | 881 | +122 | 23.5% |
| Humana Inc. | 333 | −559 | 8.9% |
| CVS Health Corporation | 125 | −44 | 3.3% |
| Sentara Health Care (SHC) | 78 | −108 | 2.1% |
| Centra Health, Inc. | 30 | −3 | 0.8% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 2,491 beneficiaries in Amherst County were assigned to 25 Medicare Shared Savings Program ACOs, 64.8% of assignable Original Medicare beneficiaries. Together, roughly 80% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.