Medicare Advantage in Little River County, Arkansas
1,410 people in Little River County, Arkansas were enrolled in Medicare Advantage in October 2026, 43.8% of 3,216 eligible beneficiaries (+1.3 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 50% of reported enrollment; 4 parent organizations have 11 or more members and the HHI is 4,573 (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 23 to 18.
Parent organizations in Little River County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 697 | −120 | 50.0% |
| Humana Inc. | 633 | +188 | 45.4% |
| Centene Corporation | 32 | −15 | 2.3% |
| CVS Health Corporation | 32 | −13 | 2.3% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 939 beneficiaries in Little River County were assigned to 18 Medicare Shared Savings Program ACOs, 69.4% 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.