Medicare Advantage in Lincoln County, Tennessee
5,076 people in Lincoln County, Tennessee were enrolled in Medicare Advantage in October 2026, 53.3% of 9,526 eligible beneficiaries (+0.7 pts since October 2025). BlueCross BlueShield of Tennessee is the largest parent organization with 55% of reported enrollment; 10 parent organizations have 11 or more members and the HHI is 3,586 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 199 members here are in plans that terminate or leave the county, and Centene Corporation leaves. MA plans offered go from 29 to 27.
Parent organizations in Lincoln County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| BlueCross BlueShield of Tennessee | 2,759 | +143 | 54.7% |
| UnitedHealth Group, Inc. | 1,128 | −179 | 22.4% |
| Health Care Service Corporation | 292 | +38 | 5.8% |
| Elevance Health, Inc. | 242 | −13 | 4.8% |
| Humana Inc. | 206 | +98 | 4.1% |
| CVS Health Corporation | 169 | +8 | 3.4% |
| Devoted Health, Inc. | 119 | +69 | 2.4% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 60 | −1 | 1.2% |
| Centene Corporation | 45 | −6 | 0.9% |
| Highmark Health | 23 | −1 | 0.5% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 1,831 beneficiaries in Lincoln County were assigned to 42 Medicare Shared Savings Program ACOs, 57.3% of assignable Original Medicare beneficiaries. Together, roughly 80% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.