Medicare Advantage in Gonzales County, Texas
2,212 people in Gonzales County, Texas were enrolled in Medicare Advantage in October 2026, 47.6% of 4,647 eligible beneficiaries (+0.1 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 52% of reported enrollment; 6 parent organizations have 11 or more members and the HHI is 3,497 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 298 members here are in plans that terminate or leave the county, and Health Care Service Corporation leaves. MA plans offered go from 33 to 28.
Parent organizations in Gonzales County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 1,146 | −81 | 52.5% |
| Humana Inc. | 513 | +70 | 23.5% |
| CVS Health Corporation | 237 | −26 | 10.9% |
| Devoted Health, Inc. | 140 | +81 | 6.4% |
| Centene Corporation | 93 | −23 | 4.3% |
| Health Care Service Corporation | 52 | 0 | 2.4% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 1,147 beneficiaries in Gonzales County were assigned to 30 Medicare Shared Savings Program ACOs, 61.4% of assignable Original Medicare beneficiaries. Together, roughly 80% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.