Medicare Advantage in Madison County, Arkansas
2,598 people in Madison County, Arkansas were enrolled in Medicare Advantage in October 2026, 58.2% of 4,462 eligible beneficiaries (−0.04 pts since October 2025). Humana Inc. is the largest parent organization with 41% of reported enrollment; 7 parent organizations have 11 or more members and the HHI is 2,876 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 0 members here are in plans that terminate or leave the county. MA plans offered go from 35 to 38.
Parent organizations in Madison County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 1,061 | +239 | 41.3% |
| UnitedHealth Group, Inc. | 784 | −177 | 30.5% |
| CVS Health Corporation | 321 | −79 | 12.5% |
| Devoted Health, Inc. | 205 | +134 | 8.0% |
| USAble Mutual Insurance Company | 100 | −72 | 3.9% |
| Health Care Service Corporation | 62 | +23 | 2.4% |
| Centene Corporation | 38 | −3 | 1.5% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 944 beneficiaries in Madison County were assigned to 17 Medicare Shared Savings Program ACOs, 72.8% of assignable Original Medicare beneficiaries. Together, roughly 89% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.