Medicare Advantage in Socorro County, New Mexico
2,287 people in Socorro County, New Mexico were enrolled in Medicare Advantage in October 2026, 55.8% of 4,095 eligible beneficiaries (+0.5 pts since October 2025). Presbyterian Healthcare Services is the largest parent organization with 47% of reported enrollment; 6 parent organizations have 11 or more members and the HHI is 3,191 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 975 members here are in plans that terminate or leave the county, and Molina Healthcare, Inc. leaves. MA plans offered go from 19 to 10.
Parent organizations in Socorro County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Presbyterian Healthcare Services | 1,073 | −94 | 47.4% |
| UnitedHealth Group, Inc. | 544 | +81 | 24.0% |
| Health Care Service Corporation | 327 | +41 | 14.5% |
| Humana Inc. | 279 | −7 | 12.3% |
| Devoted Health, Inc. | 24 | new | 1.1% |
| Molina Healthcare, Inc. | 15 | new | 0.7% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 249 beneficiaries in Socorro County were assigned to 11 Medicare Shared Savings Program ACOs, 22.5% of assignable Original Medicare beneficiaries. Together, roughly 66% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.