Medicare Advantage in Robertson County, Texas
2,311 people in Robertson County, Texas were enrolled in Medicare Advantage in October 2026, 51.4% of 4,493 eligible beneficiaries (−0.7 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 54% of reported enrollment; 7 parent organizations have 11 or more members and the HHI is 3,519 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 236 members here are in plans that terminate or leave the county. MA plans offered go from 19 to 21.
Parent organizations in Robertson County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 1,227 | +139 | 53.7% |
| Baylor Scott & White Health | 445 | +37 | 19.5% |
| CVS Health Corporation | 288 | +81 | 12.6% |
| Health Care Service Corporation | 191 | −68 | 8.4% |
| Humana Inc. | 104 | −165 | 4.6% |
| Rifkin Managed Care Holding, LLC | 16 | −11 | 0.7% |
| Centene Corporation | 12 | new | 0.5% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 803 beneficiaries in Robertson County were assigned to 17 Medicare Shared Savings Program ACOs, 52.7% of assignable Original Medicare beneficiaries. Together, roughly 77% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.