Medicare Advantage in Indian River County, Florida
27,262 people in Indian River County, Florida were enrolled in Medicare Advantage in October 2026, 42.8% of 63,713 eligible beneficiaries (+0.1 pts since October 2025). UnitedHealth Group, Inc. is the largest parent organization with 39% of reported enrollment; 14 parent organizations have 11 or more members and the HHI is 2,529 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 1,945 members here are in plans that terminate or leave the county, and Health Care Service Corporation leaves. MA plans offered go from 44 to 43.
Parent organizations in Indian River County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| UnitedHealth Group, Inc. | 10,648 | +104 | 39.3% |
| Humana Inc. | 7,738 | +1,234 | 28.5% |
| Guidewell Mutual Holding Corporation | 2,206 | −919 | 8.1% |
| CVS Health Corporation | 1,779 | −289 | 6.6% |
| Elevance Health, Inc. | 1,626 | −72 | 6.0% |
| Ultimate Healthcare Holdings, LLC | 938 | +392 | 3.5% |
| Health First Shared Services, Inc. | 815 | +108 | 3.0% |
| Devoted Health, Inc. | 613 | +374 | 2.3% |
| Centene Corporation | 393 | −52 | 1.4% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 207 | −36 | 0.8% |
| Health Care Service Corporation | 68 | −173 | 0.3% |
| Highmark Health | 52 | +3 | 0.2% |
| Gold Kidney Health Plan | 27 | new | under 0.1% |
| Lifetime Healthcare, Inc. | 16 | +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, 13,467 beneficiaries in Indian River County were assigned to 264 Medicare Shared Savings Program ACOs, 46.3% of assignable Original Medicare beneficiaries. Together, roughly 69% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.