Medicare Advantage in Marion County, Alabama
3,861 people in Marion County, Alabama were enrolled in Medicare Advantage in October 2026, 48.1% of 8,025 eligible beneficiaries (+1.7 pts since October 2025). Humana Inc. is the largest parent organization with 39% of reported enrollment; 8 parent organizations have 11 or more members and the HHI is 2,602 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 24 members here are in plans that terminate or leave the county. MA plans offered go from 29 to 34.
Parent organizations in Marion County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 1,482 | +665 | 38.6% |
| BlueCross BlueShield of Alabama | 815 | +50 | 21.2% |
| CVS Health Corporation | 786 | −2 | 20.5% |
| UnitedHealth Group, Inc. | 590 | −626 | 15.4% |
| Devoted Health, Inc. | 95 | new | 2.5% |
| Elevance Health, Inc. | 33 | −1 | 0.9% |
| UMWA Health and Retirement Funds | 23 | −1 | 0.6% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 16 | +1 | 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, 1,527 beneficiaries in Marion County were assigned to 24 Medicare Shared Savings Program ACOs, 46.2% of assignable Original Medicare beneficiaries. Together, roughly 72% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.