Medicare Advantage in Barton County, Missouri
1,487 people in Barton County, Missouri were enrolled in Medicare Advantage in October 2026, 45.8% of 3,248 eligible beneficiaries (+0.7 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 32% of reported enrollment; 6 parent organizations have 11 or more members and the HHI is 2,408 (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 28 to 29.
Parent organizations in Barton County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 463 | −81 | 31.8% |
| Humana Inc. | 331 | +108 | 22.8% |
| CVS Health Corporation | 319 | −37 | 21.9% |
| Devoted Health, Inc. | 286 | +265 | 19.7% |
| Elevance Health, Inc. | 30 | −224 | 2.1% |
| Centene Corporation | 25 | new | 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, 254 beneficiaries in Barton County were assigned to 16 Medicare Shared Savings Program ACOs, 18.5% of assignable Original Medicare beneficiaries. Together, roughly 56% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.