Medicare Advantage in Sharp County, Arkansas
2,922 people in Sharp County, Arkansas were enrolled in Medicare Advantage in October 2026, 48.1% of 6,076 eligible beneficiaries (−0.2 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 44% of reported enrollment; 6 parent organizations have 11 or more members and the HHI is 2,972 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 527 members here are in plans that terminate or leave the county. MA plans offered go from 21 to 18.
Parent organizations in Sharp County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 1,279 | −151 | 44.2% |
| Centene Corporation | 710 | −4 | 24.5% |
| Humana Inc. | 462 | +176 | 16.0% |
| USAble Mutual Insurance Company | 362 | +6 | 12.5% |
| CVS Health Corporation | 41 | +1 | 1.4% |
| Select Founders, LLC | 39 | +1 | 1.3% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 1,618 beneficiaries in Sharp County were assigned to 37 Medicare Shared Savings Program ACOs, 64.1% of assignable Original Medicare beneficiaries. Together, roughly 81% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.