Medicare Advantage in Hardin County, Tennessee
3,206 people in Hardin County, Tennessee were enrolled in Medicare Advantage in October 2026, 40.4% of 7,938 eligible beneficiaries (−0.01 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 34% of reported enrollment; 10 parent organizations have 11 or more members and the HHI is 2,652 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 241 members here are in plans that terminate or leave the county, and Centene Corporation leaves. MA plans offered go from 34 to 31.
Parent organizations in Hardin County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 1,074 | +40 | 34.0% |
| BlueCross BlueShield of Tennessee | 1,055 | +39 | 33.4% |
| Humana Inc. | 574 | +11 | 18.2% |
| Elevance Health, Inc. | 164 | −10 | 5.2% |
| Health Care Service Corporation | 140 | −18 | 4.4% |
| CVS Health Corporation | 60 | −18 | 1.9% |
| Centene Corporation | 53 | −24 | 1.7% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 15 | −3 | 0.5% |
| Mitchell Family Office | 14 | −6 | 0.4% |
| Highmark Health | 12 | 0 | 0.4% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 1,669 beneficiaries in Hardin County were assigned to 32 Medicare Shared Savings Program ACOs, 44.1% of assignable Original Medicare beneficiaries. Together, roughly 67% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.