Medicare Advantage in Citrus County, Florida
40,209 people in Citrus County, Florida were enrolled in Medicare Advantage in October 2026, 59.3% of 67,798 eligible beneficiaries (+0.8 pts since October 2025). Humana Inc. is the largest parent organization with 35% of reported enrollment; 16 parent organizations have 11 or more members and the HHI is 2,332 (highly concentrated). HRSA classifies the county as partly rural. For 2027, 5,294 members here are in plans that terminate or leave the county. MA plans offered go from 39 to 35.
Parent organizations in Citrus County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 13,859 | +1,615 | 34.6% |
| UnitedHealth Group, Inc. | 9,949 | −337 | 24.8% |
| Elevance Health, Inc. | 7,770 | −1,597 | 19.4% |
| Ultimate Healthcare Holdings, LLC | 4,196 | +2,838 | 10.5% |
| CVS Health Corporation | 1,952 | −314 | 4.9% |
| Guidewell Mutual Holding Corporation | 1,091 | −613 | 2.7% |
| Centene Corporation | 569 | −42 | 1.4% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 501 | −54 | 1.3% |
| Health Care Service Corporation | 40 | 0 | under 0.1% |
| Highmark Health | 36 | −7 | under 0.1% |
| UMWA Health and Retirement Funds | 23 | +1 | under 0.1% |
| Horizon Mutual Holdings, Inc | 22 | new | under 0.1% |
| Longevity Health Founders, LLC | 22 | −4 | under 0.1% |
| Lifetime Healthcare, Inc. | 17 | +6 | under 0.1% |
| Mitchell Family Office | 17 | new | 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, 6,680 beneficiaries in Citrus County were assigned to 231 Medicare Shared Savings Program ACOs, 28.2% of assignable Original Medicare beneficiaries. Together, roughly 71% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.