Medicare Advantage in Claiborne County, Mississippi
1,247 people in Claiborne County, Mississippi were enrolled in Medicare Advantage in October 2026, 60.8% of 2,052 eligible beneficiaries (+2.3 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 45% of reported enrollment; 4 parent organizations have 11 or more members and the HHI is 3,842 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 0 members here are in plans that terminate or leave the county. MA plans offered go from 25 to 31.
Parent organizations in Claiborne County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 558 | +97 | 45.4% |
| Humana Inc. | 498 | +49 | 40.5% |
| Centene Corporation | 145 | −8 | 11.8% |
| CVS Health Corporation | 29 | −16 | 2.4% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 200 beneficiaries in Claiborne County were assigned to 8 Medicare Shared Savings Program ACOs, 30.4% of assignable Original Medicare beneficiaries. Together, roughly 73% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.