Medicare Advantage in Liberty County, Texas
10,764 people in Liberty County, Texas were enrolled in Medicare Advantage in October 2026, 64.5% of 16,691 eligible beneficiaries (−0.02 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 29% of reported enrollment; 9 parent organizations have 11 or more members and the HHI is 1,951 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 884 members here are in plans that terminate or leave the county, and Memorial Hermann Health System leaves. MA plans offered go from 48 to 38.
Parent organizations in Liberty County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 3,124 | −161 | 29.2% |
| Humana Inc. | 2,298 | +290 | 21.5% |
| Health Care Service Corporation | 2,227 | +24 | 20.8% |
| CVS Health Corporation | 1,050 | −82 | 9.8% |
| Centene Corporation | 823 | −155 | 7.7% |
| Devoted Health, Inc. | 549 | +246 | 5.1% |
| Elevance Health, Inc. | 503 | +170 | 4.7% |
| Memorial Hermann Health System | 81 | +7 | 0.8% |
| Molina Healthcare, Inc. | 47 | +3 | 0.4% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 703 beneficiaries in Liberty County were assigned to 33 Medicare Shared Savings Program ACOs, 18.2% of assignable Original Medicare beneficiaries. Together, roughly 71% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.