Medicare Advantage in Houston County, Georgia
14,249 people in Houston County, Georgia were enrolled in Medicare Advantage in October 2026, 44.7% of 31,905 eligible beneficiaries (+1.0 pts since October 2025). Humana Inc. is the largest parent organization with 37% of reported enrollment; 8 parent organizations have 11 or more members and the HHI is 2,981 (highly concentrated). For 2027, 225 members here are in plans that terminate or leave the county. MA plans offered go from 44 to 38.
Parent organizations in Houston County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 5,284 | +1,029 | 37.3% |
| UnitedHealth Group, Inc. | 5,172 | −258 | 36.5% |
| CVS Health Corporation | 1,976 | +110 | 13.9% |
| Elevance Health, Inc. | 1,064 | −213 | 7.5% |
| Clover Health Holdings, Inc. | 323 | +187 | 2.3% |
| Centene Corporation | 266 | −33 | 1.9% |
| UNICO Services, Inc. | 69 | +44 | 0.5% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 20 | −1 | 0.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 9,479 beneficiaries in Houston County were assigned to 82 Medicare Shared Savings Program ACOs, 69.9% of assignable Original Medicare beneficiaries. Together, roughly 83% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.