Medicare Advantage in Boone County, Arkansas
5,029 people in Boone County, Arkansas were enrolled in Medicare Advantage in October 2026, 46.5% of 10,814 eligible beneficiaries (−0.3 pts since October 2025). Humana Inc. is the largest parent organization with 59% of reported enrollment; 6 parent organizations have 11 or more members and the HHI is 4,165 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 338 members here are in plans that terminate or leave the county. MA plans offered go from 25 to 24.
Parent organizations in Boone County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 2,943 | +922 | 59.1% |
| UnitedHealth Group, Inc. | 1,165 | −578 | 23.4% |
| Centene Corporation | 404 | −6 | 8.1% |
| Devoted Health, Inc. | 372 | new | 7.5% |
| CVS Health Corporation | 49 | −403 | 1.0% |
| USAble Mutual Insurance Company | 46 | −292 | 0.9% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 3,533 beneficiaries in Boone County were assigned to 38 Medicare Shared Savings Program ACOs, 76.1% 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.