Medicare Advantage in Poinsett County, Arkansas
3,098 people in Poinsett County, Arkansas were enrolled in Medicare Advantage in October 2026, 56.2% of 5,512 eligible beneficiaries (+0.6 pts since October 2025). Humana Inc. is the largest parent organization with 47% of reported enrollment; 9 parent organizations have 11 or more members and the HHI is 2,998 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 121 members here are in plans that terminate or leave the county. MA plans offered go from 34 to 33.
Parent organizations in Poinsett County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 1,448 | +421 | 47.4% |
| UnitedHealth Group, Inc. | 631 | −225 | 20.6% |
| Centene Corporation | 466 | −137 | 15.2% |
| Health Care Service Corporation | 278 | +5 | 9.1% |
| Devoted Health, Inc. | 76 | new | 2.5% |
| CVS Health Corporation | 46 | +7 | 1.5% |
| Select Founders, LLC | 42 | +18 | 1.4% |
| USAble Mutual Insurance Company | 36 | −145 | 1.2% |
| St. Bernard's Healthcare | 34 | +5 | 1.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 786 beneficiaries in Poinsett County were assigned to 17 Medicare Shared Savings Program ACOs, 37.7% of assignable Original Medicare beneficiaries. Together, roughly 73% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.