CMS Medicare enrollment · June 2026
Delaware Medicare Enrollment
State and county enrollment from CMS, including Original Medicare, Medicare Advantage and Other Health Plans, and Part D coverage.
Informational only. These enrollment counts do not compare plans or provide medical, financial, or enrollment advice.
Delaware enrollment figures
- Total Medicare enrollment
- 258.2K
- Original Medicare
- 173.8K
- MA & Other share
- 32.7%
- Part D coverage
- 81.2%
258,215
173,816 beneficiaries
CMS combined delivery-system measure
209,745 beneficiaries
County enrollment
4 CMS county rows for Delaware. Unavailable values remain marked as not reported rather than estimated.
| County | Total | Original Medicare | MA & Other | MA & Other share | Part D share |
|---|---|---|---|---|---|
| Kent County | 44,433 | 29,066 | 15,367 | 34.6% | 77.3% |
| New Castle County | 117,203 | 77,492 | 39,711 | 33.9% | 81.8% |
| Sussex County | 96,578 | 67,257 | 29,321 | 30.4% | 82.4% |
| Unknown | Not reported | Not reported | Not reported | Not reported | Not reported |
Source and interpretation
CMS Medicare Monthly Enrollment, June 2026, published 2026-09-23. “MA & Other” retains the official combined CMS field label.
- CMS suppresses some small counts with an asterisk; suppressed values remain null in this snapshot.
- Medicare Advantage and Other Health Plans is the CMS-published combined measure and is not limited to Medicare Advantage alone.
- Enrollment counts describe a reporting month and do not compare plan benefits, provider networks, quality, or personal costs.