Medicare Advantage in Vieques, Puerto Rico
1,231 people in Vieques, Puerto Rico were enrolled in Medicare Advantage in October 2026, 72.5% of 1,698 eligible beneficiaries (−0.9 pts since October 2025). MHH Healthcare, L.P. is the largest parent organization with 59% of reported enrollment; 3 parent organizations have 11 or more members and the HHI is 4,400 (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 21 to 22.
Parent organizations in Vieques
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| MHH Healthcare, L.P. | 724 | +26 | 59.3% |
| Elevance Health, Inc. | 313 | −13 | 25.6% |
| Guidewell Mutual Holding Corporation | 184 | +13 | 15.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 19 beneficiaries in Vieques were assigned to 9 Medicare Shared Savings Program ACOs, 29.3% of assignable Original Medicare beneficiaries. Together, roughly 81% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.