Medicare Advantage in Toa Alta, Puerto Rico
11,650 people in Toa Alta, Puerto Rico were enrolled in Medicare Advantage in October 2026, 88.2% of 13,203 eligible beneficiaries (+1.1 pts since October 2025). MHH Healthcare, L.P. is the largest parent organization with 54% of reported enrollment; 3 parent organizations have 11 or more members and the HHI is 4,165 (highly concentrated). 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 Toa Alta
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| MHH Healthcare, L.P. | 6,297 | +718 | 54.1% |
| Elevance Health, Inc. | 3,781 | −217 | 32.5% |
| Guidewell Mutual Holding Corporation | 1,556 | +166 | 13.4% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 9 beneficiaries in Toa Alta were assigned to 4 Medicare Shared Savings Program ACOs, 4.0% of assignable Original Medicare beneficiaries. Together, roughly 89% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.