Patient Advocacy Without the Call Center
The data layer behind our Florida guide and all 67 city pages, in one place: CMS enrollment, Census demographics, and federal shortage designations, county by county.
Counties covered by our city pages (33 counties, 4,829,434 beneficiaries). Each county links to its anchor city page.
| County | Medicare beneficiaries | Medicare Advantage share | Dual-eligible | Residents 65+ | Shortage designations |
|---|---|---|---|---|---|
| Miami-Dade County | 514,618 | 75.2% | 224,816 | 452,114 | 17 |
| Broward County | 371,601 | 64.7% | 83,013 | 342,594 | 4 |
| Palm Beach County | 365,926 | 47.8% | 47,114 | 370,797 | 6 |
| Hillsborough County | 271,382 | 61.6% | 55,950 | 221,121 | 4 |
| Pinellas County | 261,419 | 60.1% | 36,115 | 248,460 | 5 |
| Orange County | 223,001 | 60.8% | 50,393 | 183,681 | 3 |
| Lee County | 222,462 | 49.6% | 23,118 | 229,480 | 3 |
| Duval County | 191,755 | 52.6% | 35,956 | 150,870 | 5 |
| Polk County | 181,091 | 67.4% | 35,819 | 149,631 | 5 |
| Brevard County | 180,200 | 50.4% | 19,885 | 150,162 | 3 |
| Volusia County | 170,982 | 60.2% | 22,307 | 142,584 | 4 |
| Sarasota County | 164,217 | 42.8% | 10,996 | 167,531 | 1 |
| Pasco County | 150,572 | 66.6% | 23,144 | 129,661 | 1 |
| Marion County | 134,671 | 59.8% | 18,257 | 111,456 | 11 |
| Lake County | 126,072 | 56.3% | 13,628 | 106,155 | 7 |
| Manatee County | 122,626 | 48.8% | 10,330 | 117,425 | 1 |
| Collier County | 121,170 | 37.4% | 8,740 | 130,092 | 2 |
| St. Lucie County | 98,059 | 55.9% | 12,960 | 84,733 | 1 |
| Seminole County | 89,213 | 53.6% | 12,193 | 77,479 | 1 |
| Sumter County | 87,592 | 56.3% | 3,407 | 79,463 | 6 |
| Charlotte County | 80,110 | 51.8% | 6,257 | 78,873 | 1 |
| St. Johns County | 77,766 | 38.6% | 4,810 | 60,957 | 1 |
| Escambia County | 76,296 | 48.8% | 12,937 | 57,060 | 3 |
| Osceola County | 74,252 | 70.8% | 20,783 | 54,492 | 1 |
| Hernando County | 63,038 | 67% | 8,154 | 53,527 | 2 |
| Indian River County | 62,384 | 42.7% | 5,507 | 56,023 | 2 |
| Alachua County | 53,810 | 41.6% | 8,330 | 42,114 | 5 |
| Leon County | 52,959 | 60.4% | 7,013 | 42,546 | 7 |
| Martin County | 52,170 | 40.6% | 3,498 | 50,992 | 2 |
| Clay County | 51,159 | 42.4% | 5,323 | 37,541 | 3 |
| Flagler County | 47,213 | 53.9% | 3,713 | 37,833 | 0 |
| Okaloosa County | 46,397 | 34.6% | 4,785 | 35,106 | 2 |
| Bay County | 43,251 | 42.2% | 5,562 | 33,065 | 3 |
Statewide, 56.7% of beneficiaries chose Medicare Advantage in 2025. Counties above that line see more prior authorizations and more denials worth appealing; counties below it lean on Medigap rights, which in Florida follow the federal rule: one guaranteed six-month window at 65, so timing matters. About 11.4% of Florida seniors live below the poverty line, the group most likely to qualify for unclaimed help: Extra Help, the Medicare Savings Programs, and other benefits most never claim. For the full rundown, read our Florida Medicare guide: SHINE, CDC+, and elder care programs.
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Read moreSources: CMS Medicare Monthly Enrollment (2025); US Census Bureau ACS 2023 5-year; CMS Care Compare Timely & Effective Care (median ER minutes, period ending 06/30/2025); HRSA Health Professional Shortage Area designation file. Data retrieved 2026-07-31. Understood Care is an independent private advocacy service, not a government agency.