Medicare Advantage in Vega Alta, Puerto Rico
7,625 people in Vega Alta, Puerto Rico were enrolled in Medicare Advantage in October 2026, 76.3% of 9,996 eligible beneficiaries (−0.6 pts since October 2025). MHH Healthcare, L.P. is the largest parent organization with 61% of reported enrollment; 3 parent organizations have 11 or more members and the HHI is 4,614 (highly concentrated). For 2027, 0 members here are in plans that terminate or leave the county. MA plans offered go from 23 to 24.
Parent organizations in Vega Alta
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| MHH Healthcare, L.P. | 4,658 | +122 | 61.2% |
| Elevance Health, Inc. | 2,050 | −246 | 26.9% |
| Guidewell Mutual Holding Corporation | 901 | +185 | 11.8% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 4 beneficiaries in Vega Alta were assigned to 2 Medicare Shared Savings Program ACOs, 2.6% of assignable Original Medicare beneficiaries. Together, roughly 77% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.