Medicare Advantage in Marshall County, West Virginia
4,955 people in Marshall County, West Virginia were enrolled in Medicare Advantage in October 2026, 66.4% of 7,458 eligible beneficiaries (−0.3 pts since October 2025). Humana Inc. is the largest parent organization with 30% of reported enrollment; 9 parent organizations have 11 or more members and the HHI is 1,712 (moderately concentrated). HRSA classifies the county as partly rural. For 2027, 228 members here are in plans that terminate or leave the county. MA plans offered go from 35 to 32.
Parent organizations in Marshall County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 1,496 | +33 | 30.4% |
| CVS Health Corporation | 694 | 0 | 14.1% |
| UMWA Health and Retirement Funds | 647 | −32 | 13.1% |
| The Health Plan of West Virginia, Inc. | 608 | 0 | 12.3% |
| UnitedHealth Group, Inc. | 538 | −41 | 10.9% |
| Highmark Health | 441 | −206 | 8.9% |
| West Virginia United Health System, Inc. | 404 | +253 | 8.2% |
| SNP Holdings, LLC | 63 | −2 | 1.3% |
| Elevance Health, Inc. | 38 | +11 | 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, 1,215 beneficiaries in Marshall County were assigned to 15 Medicare Shared Savings Program ACOs, 59.1% 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.