Medicare Advantage in Blount County, Tennessee
20,175 people in Blount County, Tennessee were enrolled in Medicare Advantage in October 2026, 56.2% of 35,911 eligible beneficiaries (−0.1 pts since October 2025). Humana Inc. is the largest parent organization with 52% of reported enrollment; 9 parent organizations have 11 or more members and the HHI is 3,604 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 613 members here are in plans that terminate or leave the county, and Centene Corporation leaves. MA plans offered go from 36 to 38.
Parent organizations in Blount County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 10,367 | +652 | 51.6% |
| UnitedHealth Group, Inc. | 5,306 | −497 | 26.4% |
| BlueCross BlueShield of Tennessee | 3,038 | +191 | 15.1% |
| Elevance Health, Inc. | 402 | −25 | 2.0% |
| CVS Health Corporation | 295 | +12 | 1.5% |
| Health Care Service Corporation | 218 | −32 | 1.1% |
| Centene Corporation | 177 | +5 | 0.9% |
| Devoted Health, Inc. | 140 | +52 | 0.7% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 130 | 0 | 0.6% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 2,015 beneficiaries in Blount County were assigned to 93 Medicare Shared Savings Program ACOs, 16.9% of assignable Original Medicare beneficiaries. Together, roughly 64% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.