CMS Medicare enrollment · April 2026
Pennsylvania 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.
Pennsylvania enrollment figures
- Total Medicare enrollment
- 3M
- Original Medicare
- 1.4M
- MA & Other share
- 54.6%
- Part D coverage
- 84.4%
3,027,880
1,374,380 beneficiaries
CMS combined delivery-system measure
2,554,287 beneficiaries
County enrollment
68 CMS county rows for Pennsylvania. Unavailable values remain marked as not reported rather than estimated.
| County | Total | Original Medicare | MA & Other | MA & Other share | Part D share |
|---|---|---|---|---|---|
| Adams County | 28,694 | 16,190 | 12,504 | 43.6% | 81.6% |
| Allegheny County | 283,061 | 88,385 | 194,676 | 68.8% | 86% |
| Armstrong County | 18,403 | 4,449 | 13,954 | 75.8% | 86.9% |
| Beaver County | 45,478 | 12,901 | 32,577 | 71.6% | 86.4% |
| Bedford County | 14,036 | 4,748 | 9,288 | 66.2% | 84.1% |
| Berks County | 94,580 | 50,299 | 44,281 | 46.8% | 84.1% |
| Blair County | 33,106 | 11,542 | 21,564 | 65.1% | 84.8% |
| Bradford County | 16,105 | 7,959 | 8,146 | 50.6% | 83.7% |
| Bucks County | 159,001 | 93,706 | 65,295 | 41.1% | 83.2% |
| Butler County | 51,262 | 15,682 | 35,580 | 69.4% | 86.5% |
| Cambria County | 38,436 | 8,984 | 29,452 | 76.6% | 85.4% |
| Cameron County | 1,525 | 636 | 889 | 58.3% | 87.3% |
| Carbon County | 18,105 | 10,341 | 7,764 | 42.9% | 82.5% |
| Centre County | 28,215 | 10,788 | 17,427 | 61.8% | 85.5% |
| Chester County | 114,473 | 77,058 | 37,415 | 32.7% | 82.8% |
| Clarion County | 9,887 | 3,731 | 6,156 | 62.3% | 85.9% |
| Clearfield County | 21,007 | 8,322 | 12,685 | 60.4% | 84.5% |
| Clinton County | 9,285 | 3,203 | 6,082 | 65.5% | 87.1% |
| Columbia County | 16,565 | 8,057 | 8,508 | 51.4% | 86.4% |
| Crawford County | 22,933 | 9,779 | 13,154 | 57.4% | 85.4% |
| Cumberland County | 62,358 | 29,114 | 33,244 | 53.3% | 81.6% |
| Dauphin County | 63,111 | 24,377 | 38,734 | 61.4% | 83.2% |
| Delaware County | 121,845 | 72,335 | 49,510 | 40.6% | 82.3% |
| Elk County | 8,940 | 4,807 | 4,133 | 46.2% | 84.4% |
| Erie County | 65,826 | 22,829 | 42,997 | 65.3% | 86.5% |
| Fayette County | 36,789 | 12,163 | 24,626 | 66.9% | 83.8% |
| Forest County | 1,923 | 654 | 1,269 | 66% | 84.3% |
| Franklin County | 38,683 | 21,546 | 17,137 | 44.3% | 80.7% |
| Fulton County | 4,010 | 2,130 | 1,880 | 46.9% | 82.1% |
| Greene County | 8,989 | 2,684 | 6,305 | 70.1% | 76.3% |
| Huntingdon County | 11,533 | 4,327 | 7,206 | 62.5% | 84.9% |
| Indiana County | 21,147 | 5,007 | 16,140 | 76.3% | 85.7% |
| Jefferson County | 12,097 | 4,715 | 7,382 | 61% | 81.1% |
| Juniata County | 5,815 | 2,229 | 3,586 | 61.7% | 87.1% |
| Lackawanna County | 55,595 | 30,534 | 25,061 | 45.1% | 83.4% |
| Lancaster County | 126,373 | 60,977 | 65,396 | 51.7% | 86.2% |
| Lawrence County | 24,242 | 6,816 | 17,426 | 71.9% | 87.5% |
| Lebanon County | 35,599 | 16,269 | 19,330 | 54.3% | 82.3% |
| Lehigh County | 81,553 | 42,346 | 39,207 | 48.1% | 85.6% |
| Luzerne County | 77,843 | 42,364 | 35,479 | 45.6% | 82.1% |
| Lycoming County | 29,610 | 12,558 | 17,052 | 57.6% | 86.5% |
| Mckean County | 10,664 | 5,003 | 5,661 | 53.1% | 82% |
| Mercer County | 30,395 | 9,356 | 21,039 | 69.2% | 86.9% |
| Mifflin County | 11,885 | 4,738 | 7,147 | 60.1% | 86.6% |
| Monroe County | 39,914 | 21,857 | 18,057 | 45.2% | 79.8% |
| Montgomery County | 192,090 | 120,839 | 71,251 | 37.1% | 83% |
| Montour County | 4,842 | 1,884 | 2,958 | 61.1% | 85.3% |
| Northampton County | 79,815 | 44,219 | 35,596 | 44.6% | 84.1% |
| Northumberland County | 24,238 | 9,882 | 14,356 | 59.2% | 87.1% |
| Perry County | 11,767 | 4,681 | 7,086 | 60.2% | 84.4% |
| Philadelphia County | 266,209 | 105,473 | 160,736 | 60.4% | 85.2% |
| Pike County | 17,234 | 11,213 | 6,021 | 34.9% | 79.5% |
| Potter County | 4,947 | 2,285 | 2,662 | 53.8% | 81% |
| Schuylkill County | 37,438 | 19,619 | 17,819 | 47.6% | 83.2% |
| Snyder County | 9,185 | 3,715 | 5,470 | 59.6% | 88.8% |
| Somerset County | 20,955 | 6,122 | 14,833 | 70.8% | 85.9% |
| Sullivan County | 2,172 | 1,046 | 1,126 | 51.8% | 83.2% |
| Susquehanna County | 11,402 | 6,092 | 5,310 | 46.6% | 82.9% |
| Tioga County | 11,418 | 5,359 | 6,059 | 53.1% | 82.3% |
| Union County | 9,156 | 4,150 | 5,006 | 54.7% | 87% |
| Unknown | Not reported | Not reported | Not reported | Not reported | Not reported |
| Venango County | 15,130 | 4,618 | 10,512 | 69.5% | 85.2% |
| Warren County | 11,069 | 5,061 | 6,008 | 54.3% | 84.8% |
| Washington County | 56,042 | 17,348 | 38,694 | 69% | 85.7% |
| Wayne County | 14,989 | 9,372 | 5,617 | 37.5% | 81.1% |
| Westmoreland County | 102,412 | 28,880 | 73,532 | 71.8% | 87.1% |
| Wyoming County | 7,486 | 3,397 | 4,089 | 54.6% | 80% |
| York County | 106,987 | 50,629 | 56,358 | 52.7% | 83.6% |
Source and interpretation
CMS Medicare Monthly Enrollment, April 2026, published 2026-07-23. “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.