Medicare Advantage in Guanica, Puerto Rico
3,341 people in Guanica, Puerto Rico were enrolled in Medicare Advantage in October 2026, 85.0% of 3,929 eligible beneficiaries (+0.2 pts since October 2025). MHH Healthcare, L.P. is the largest parent organization with 51% of reported enrollment; 3 parent organizations have 11 or more members and the HHI is 4,280 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 0 members here are in plans that terminate or leave the county. MA plans offered go from 22 to 23.
Parent organizations in Guanica
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| MHH Healthcare, L.P. | 1,701 | +194 | 51.1% |
| Elevance Health, Inc. | 1,323 | −152 | 39.8% |
| Guidewell Mutual Holding Corporation | 302 | +52 | 9.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 2 beneficiaries in Guanica were assigned to 1 Medicare Shared Savings Program ACOs, 6.4% of assignable Original Medicare beneficiaries. Together, roughly 86% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.