Medicare Advantage in Arroyo, Puerto Rico
3,876 people in Arroyo, Puerto Rico were enrolled in Medicare Advantage in October 2026, 87.9% of 4,411 eligible beneficiaries (+0.7 pts since October 2025). Elevance Health, Inc. is the largest parent organization with 58% of reported enrollment; 3 parent organizations have 11 or more members and the HHI is 4,374 (highly concentrated). 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 Arroyo
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Elevance Health, Inc. | 2,233 | −121 | 57.7% |
| MHH Healthcare, L.P. | 1,148 | +280 | 29.7% |
| Guidewell Mutual Holding Corporation | 486 | +83 | 12.6% |
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 Arroyo were assigned to 2 Medicare Shared Savings Program ACOs, 9.9% 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.