Medicare Advantage in Smith County, Mississippi
1,346 people in Smith County, Mississippi were enrolled in Medicare Advantage in October 2026, 34.5% of 3,902 eligible beneficiaries (−1.4 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 3,431 (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 20 to 26.
Parent organizations in Smith County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 587 | −60 | 44.7% |
| Centene Corporation | 418 | +80 | 31.8% |
| Humana Inc. | 267 | −18 | 20.3% |
| CVS Health Corporation | 42 | −20 | 3.2% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 890 beneficiaries in Smith County were assigned to 12 Medicare Shared Savings Program ACOs, 50.4% of assignable Original Medicare beneficiaries. Together, roughly 68% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.