MA Enrollment Explorer / Puerto Rico / Las Marias
Medicare Advantage in Las Marias, Puerto Rico
1,796 people in Las Marias, Puerto Rico were enrolled in Medicare Advantage in October 2026, 159.6% of 1,125 eligible beneficiaries (−4.0 pts since October 2025). MHH Healthcare, L.P. is the largest parent organization with 66% of reported enrollment; 3 parent organizations have 11 or more members and the HHI is 4,954 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 0 members here are in plans that terminate or leave the county. MA plans offered go from 22 to 23.
159.6%MA penetration, October 2026
1,796MA enrollees
66%leading parent's share
n/aMSSP ACO share of Original Medicare, PY 2024
Parent organizations in Las Marias
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| MHH Healthcare, L.P. | 1,178 | +66 | 65.7% |
| Elevance Health, Inc. | 393 | −53 | 21.9% |
| Guidewell Mutual Holding Corporation | 221 | +15 | 12.3% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.