How is Medicare Advantage developing in Palm Beach County, Florida?
Palm Beach County's MA penetration is 70.1% — above the 57.8% national share by 12.3 points, with 0.61M MA enrollees of 0.87M Medicare beneficiaries as of Plan year 2026, with 2023–2026 penetration history. It ranks 4 of 10 Florida counties by penetration.
Penetration trajectory, 2023–2026
MA share of all Medicare beneficiaries in the county, plan years 2023–2026. Plan year 2026, with 2023–2026 penetration history.
Market structure in Palm Beach County
| Top carrier | BCBS |
| Carriers competing | 6 |
| MA enrollees | 0.61M |
| Total Medicare beneficiaries | 0.87M |
| D-SNP share of MA | 19% |
| Market type | Switcher (50%+ penetration) |
County carrier and D-SNP figures are the CPSC county extract (Plan year 2026, with 2023–2026 penetration history). Carrier-level enrollment and stars are tracked at the state level.
So what / Now what
Palm Beach County is a switcher market at 70.1% penetration — expansion means winning members from incumbent MA plans on benefits, network, and brand. Momentum is strong (+1.1 pts YoY), so incumbents are actively adding share.
- Compare to the rest of Florida on the state page.
- Check 2026 plan exits for orphaned membership contestable in Florida.
- Sales teams: see how Florida ranks on the growth runway index and which competitive facts apply on the carrier battlecards.
Neighboring Florida counties
Provenance — County-level MA market snapshot (76 tracked counties)
- Source file
- CMS MA Enrollment by State/County/Plan (CPSC monthly files)
- Vintage
- Plan year 2026, with 2023–2026 penetration history
- Last updated
- May 1, 2026
- Refresh cadence
- Monthly (pipeline pending; currently a curated extract)
- Method
- Penetration, D-SNP share, carrier count and top carrier per county compiled from CPSC files for 76 high-signal counties.
- Known limitations
- Covers 76 tracked counties, not all ~3,100. Velocity = simple YoY penetration point change.