Medicare Advantage in Preston County, West Virginia
4,802 people in Preston County, West Virginia were enrolled in Medicare Advantage in October 2026, 56.0% of 8,580 eligible beneficiaries (+1.1 pts since October 2025). Humana Inc. is the largest parent organization with 48% of reported enrollment; 8 parent organizations have 11 or more members and the HHI is 2,842 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 875 members here are in plans that terminate or leave the county. MA plans offered go from 32 to 25.
Parent organizations in Preston County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 2,297 | +190 | 48.1% |
| UnitedHealth Group, Inc. | 681 | −69 | 14.3% |
| CVS Health Corporation | 653 | −3 | 13.7% |
| West Virginia United Health System, Inc. | 351 | +178 | 7.4% |
| UMWA Health and Retirement Funds | 257 | −4 | 5.4% |
| The Health Plan of West Virginia, Inc. | 252 | +82 | 5.3% |
| Highmark Health | 228 | −229 | 4.8% |
| SNP Holdings, LLC | 54 | −10 | 1.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 1,943 beneficiaries in Preston County were assigned to 19 Medicare Shared Savings Program ACOs, 67.4% of assignable Original Medicare beneficiaries. Together, roughly 86% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.