Medicare Advantage in Pinellas County, Florida
160,487 people in Pinellas County, Florida were enrolled in Medicare Advantage in October 2026, 60.4% of 265,560 eligible beneficiaries (−0.3 pts since October 2025). Humana Inc. is the largest parent organization with 36% of reported enrollment; 25 parent organizations have 11 or more members and the HHI is 2,305 (highly concentrated). For 2027, 28,075 members here are in plans that terminate or leave the county. MA plans offered go from 57 to 50.
Parent organizations in Pinellas County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 58,256 | +7,381 | 36.4% |
| UnitedHealth Group, Inc. | 39,995 | −1,307 | 25.0% |
| Elevance Health, Inc. | 22,484 | +1,337 | 14.0% |
| CVS Health Corporation | 15,637 | −6,307 | 9.8% |
| BayCare Health System, Inc. | 12,100 | +3,481 | 7.6% |
| Guidewell Mutual Holding Corporation | 3,726 | −3,293 | 2.3% |
| Devoted Health, Inc. | 2,165 | +978 | 1.4% |
| Centene Corporation | 2,146 | −204 | 1.3% |
| Ultimate Healthcare Holdings, LLC | 1,216 | +867 | 0.8% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 965 | −156 | 0.6% |
| Health Care Service Corporation | 288 | −1,120 | 0.2% |
| Empath Health, Inc. | 275 | −11 | 0.2% |
| Gold Kidney Health Plan | 265 | +217 | 0.2% |
| Longevity Health Founders, LLC | 177 | −34 | 0.1% |
| Highmark Health | 163 | +7 | 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, 33,359 beneficiaries in Pinellas County were assigned to 358 Medicare Shared Savings Program ACOs, 43.6% of assignable Original Medicare beneficiaries. Together, roughly 78% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.