Medicare Advantage in Newton County, Arkansas
1,226 people in Newton County, Arkansas were enrolled in Medicare Advantage in October 2026, 48.2% of 2,541 eligible beneficiaries (+1.3 pts since October 2025). Humana Inc. is the largest parent organization with 49% of reported enrollment; 6 parent organizations have 11 or more members and the HHI is 3,441 (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 32 to 36.
Parent organizations in Newton County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 591 | +198 | 49.4% |
| UnitedHealth Group, Inc. | 352 | −130 | 29.4% |
| CVS Health Corporation | 106 | −9 | 8.9% |
| Devoted Health, Inc. | 70 | new | 5.8% |
| Centene Corporation | 58 | −4 | 4.8% |
| USAble Mutual Insurance Company | 20 | −52 | 1.7% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 857 beneficiaries in Newton County were assigned to 28 Medicare Shared Savings Program ACOs, 87.9% of assignable Original Medicare beneficiaries. Together, roughly 94% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.