Medicare Advantage in Putnam County, Florida
13,003 people in Putnam County, Florida were enrolled in Medicare Advantage in October 2026, 58.2% of 22,347 eligible beneficiaries (+0.3 pts since October 2025). Humana Inc. is the largest parent organization with 57% of reported enrollment; 7 parent organizations have 11 or more members and the HHI is 4,772 (highly concentrated). HRSA classifies the county as fully rural. For 2027, 2,904 members here are in plans that terminate or leave the county, and Centene Corporation leaves. MA plans offered go from 21 to 24.
Parent organizations in Putnam County
| Parent organization | Members | Change since October 2025 | Share |
|---|---|---|---|
| Humana Inc. | 7,336 | +833 | 56.7% |
| UnitedHealth Group, Inc. | 5,094 | +182 | 39.4% |
| Guidewell Mutual Holding Corporation | 279 | −39 | 2.2% |
| CVS Health Corporation | 117 | −378 | 0.9% |
| Centene Corporation | 52 | −185 | 0.4% |
| Blue Cross Blue Shield of Michigan Mutual Ins. Co. | 41 | −5 | 0.3% |
| Elevance Health, Inc. | 18 | 0 | 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, 1,939 beneficiaries in Putnam County were assigned to 89 Medicare Shared Savings Program ACOs, 29.1% of assignable Original Medicare beneficiaries. Together, roughly 70% of all Medicare beneficiaries in the county are in Medicare Advantage or an MSSP ACO. See the ACOs in the MSSP Explorer.