Medicare Advantage in Colorado County, Texas
2,329 people in Colorado County, Texas were enrolled in Medicare Advantage in October 2026, 36.7% of 6,351 eligible beneficiaries (+0.2 pts since October 2025). Humana Inc. is the largest parent organization with 39% of reported enrollment; 8 parent organizations have 11 or more members and the HHI is 3,136 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 1,302 members here are in plans that terminate or leave the county, and CVS Health Corporation, Mitchell Family Office leave. MA plans offered go from 24 to 18.
Parent organizations in Colorado County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 893 | +226 | 39.2% |
| UnitedHealth Group, Inc. | 831 | −38 | 36.5% |
| CVS Health Corporation | 355 | −79 | 15.6% |
| Centene Corporation | 73 | −43 | 3.2% |
| Elevance Health, Inc. | 57 | +9 | 2.5% |
| Health Care Service Corporation | 37 | −14 | 1.6% |
| Baylor Scott & White Health | 18 | +7 | 0.8% |
| Mitchell Family Office | 12 | −4 | 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, 2,138 beneficiaries in Colorado County were assigned to 28 Medicare Shared Savings Program ACOs, 72.0% of assignable Original Medicare beneficiaries. Together, roughly 82% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.