Medicare Advantage in Madison County, Georgia
4,299 people in Madison County, Georgia were enrolled in Medicare Advantage in October 2026, 58.8% of 7,310 eligible beneficiaries (+0.1 pts since October 2025). Humana Inc. is the largest parent organization with 36% of reported enrollment; 8 parent organizations have 11 or more members and the HHI is 2,480 (highly concentrated). For 2027, 43 members here are in plans that terminate or leave the county. MA plans offered go from 50 to 48.
Parent organizations in Madison County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 1,555 | +252 | 36.4% |
| UnitedHealth Group, Inc. | 1,165 | −118 | 27.3% |
| CVS Health Corporation | 710 | −12 | 16.6% |
| Elevance Health, Inc. | 387 | −24 | 9.1% |
| Health Care Service Corporation | 298 | −28 | 7.0% |
| Centene Corporation | 84 | −5 | 2.0% |
| Mitchell Family Office | 38 | +2 | 0.9% |
| Clover Health Holdings, Inc. | 36 | new | 0.8% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 1,601 beneficiaries in Madison County were assigned to 23 Medicare Shared Savings Program ACOs, 68.7% of assignable Original Medicare beneficiaries. Together, roughly 87% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.