Medicare Advantage in Cumberland County, Tennessee
13,522 people in Cumberland County, Tennessee were enrolled in Medicare Advantage in October 2026, 53.1% of 25,472 eligible beneficiaries (+0.6 pts since October 2025). BlueCross BlueShield of Tennessee is the largest parent organization with 43% of reported enrollment; 9 parent organizations have 11 or more members and the HHI is 3,001 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 394 members here are in plans that terminate or leave the county, and Centene Corporation leaves. MA plans offered go from 40 to 38.
Parent organizations in Cumberland County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| BlueCross BlueShield of Tennessee | 5,813 | +365 | 43.3% |
| UnitedHealth Group, Inc. | 4,030 | −132 | 30.0% |
| Humana Inc. | 1,814 | +132 | 13.5% |
| CVS Health Corporation | 656 | −12 | 4.9% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 379 | −25 | 2.8% |
| Elevance Health, Inc. | 292 | −10 | 2.2% |
| Health Care Service Corporation | 203 | +6 | 1.5% |
| Devoted Health, Inc. | 151 | +71 | 1.1% |
| Centene Corporation | 82 | −11 | 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, 1,488 beneficiaries in Cumberland County were assigned to 114 Medicare Shared Savings Program ACOs, 15.3% of assignable Original Medicare beneficiaries. Together, roughly 60% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.