Medicare Advantage in Maui County, Hawaii
20,349 people in Maui County, Hawaii were enrolled in Medicare Advantage in October 2026, 56.0% of 36,341 eligible beneficiaries (−0.7 pts since October 2025). Kaiser Foundation Health Plan, Inc. is the largest parent organization with 37% of reported enrollment; 11 parent organizations have 11 or more members and the HHI is 2,470 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 1,841 members here are in plans that terminate or leave the county, and Centene Corporation leaves. MA plans offered go from 17 to 19.
Parent organizations in Maui County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Kaiser Foundation Health Plan, Inc. | 7,498 | +221 | 37.0% |
| Humana Inc. | 4,266 | −1,389 | 21.1% |
| UnitedHealth Group, Inc. | 3,706 | +482 | 18.3% |
| Hawaii Medical Service Association | 3,588 | +749 | 17.7% |
| AlohaCare | 403 | +7 | 2.0% |
| Devoted Health, Inc. | 301 | +208 | 1.5% |
| Centene Corporation | 278 | −107 | 1.4% |
| CVS Health Corporation | 137 | −7 | 0.7% |
| Elevance Health, Inc. | 42 | +8 | 0.2% |
| California Physicians' Service | 27 | +3 | 0.1% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 12 | −1 | under 0.1% |
CMS suppresses county and contract counts of 10 or fewer; shares are of reported enrollment.
Value-based care alongside MA
In PY 2024, 741 beneficiaries in Maui County were assigned to 95 Medicare Shared Savings Program ACOs, 8.8% of assignable Original Medicare beneficiaries. Together, roughly 60% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.