NPPES file of Aug 9, 2026

Physician Assistant in Massachusetts

4,713 NPPES records list physician assistant with a practice address in Massachusetts, 67 per 100,000 residents, the 12th highest rate of 51. Boston and Worcester have the most; each record links to the provider's NPI and the Massachusetts license search. Page 60 of 95.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 363A00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Boston has the most, 1,660

  1. Boston1,660
  2. Worcester425
  3. Springfield172
  4. Burlington154
  5. Cambridge99

Physician Assistant records in Massachusetts

  1. Juliana MolinaMalden, MA 021481780365437
  2. Katie Moller, PA-CPeabody, MA 019601245605906
  3. Wendy Mollins, PA-CHolyoke, MA 010401962629857
  4. Quinn Li Moloney, PA-CNewton, MA 024621326705484
  5. Michael Molta, PA-CBoston, MA 021151740897396
  6. Meghan MonkMarlborough, MA 017521205491040
  7. Alessandra Monroe, PA-CGeorgetown, MA 018331497247845
  8. Melanie Monroe, PA-CMalden, MA 021481598262685
  9. Olivia MonroeBoston, MA 021151710710603
  10. Megan MontagneNorwood, MA 020621245632223
  11. Marco MontecalvoAndover, MA 018101548763766
  12. Michaela Montecalvo, PA-CAyer, MA 014341497175970
  13. Keri Monteleone, PA-CBurlington, MA 018051073209664
  14. Allison Moody, PA-CSomerville, MA 021451801541271
  15. Laura Moody, PA-CPlymouth, MA 023601619369964
  16. Scott Moody, PABoston, MA 021151285407221
  17. Hannah Moomey, PABoston, MA 021181972140572
  18. Saemyi MoonBoston, MA 021141730600446
  19. Brittany Moore, PA-CBoston, MA 021151952991275
  20. Danielle Moore, PAJamaica Plain, MA 021301467887067
  21. John Moore, PA-CBoston, MA 021141992739874
  22. Jonathan MooreWestfield, MA 010851396619698
  23. Sarah Moore, PA-CBoston, MA 021151609568500
  24. Kylie Moorehouse, PA-CBoston, MA 021141023795168
  25. Ryan Morais, PA-CFall River, MA 027211518737428
  26. Darci Moran, PANew Bedford, MA 027401598765711
  27. Emily Moran, PHYSICIAN ASSISTANTBoston, MA 021291275309031
  28. Robert Moran, PAWorcester, MA 016091568706463
  29. Ashley Moreau, PABoston, MA 021151871143891
  30. Nayonni MoreiraRoxbury, MA 021191821826926
  31. Erica Morelli, PABoston, MA 022151609212976
  32. David Moreton, PA-CBoston, MA 021181881860625
  33. Catherine Moretti, PA-CSpringfield, MA 011071295987808
  34. Michael MorgadoLudlow, MA 010561487587192
  35. Heather Morgan, PA-CWorcester, MA 016081225285430
  36. Nicole Morgan, PA-CFramingham, MA 017011629637434
  37. Effie MorgensternBoston, MA 021211528734589
  38. Kenneth Morhiser, PA-CBoston, MA 021181285305953
  39. James MoriartyBoston, MA 021151588105571
  40. Shoshana Moriarty, PA-CBoston, MA 021151548877616
  41. Daniel Morin, PA-CWorcester, MA 016551215265582
  42. Erin Morken, PA-CBoston, MA 021181548159650
  43. Christina Morone, PA-CBoston, MA 021141164795415
  44. Rachel Morra, PABrighton, MA 021351427553072
  45. Janet Morris, PA-CWorcester, MA 016081467496661
  46. Jeremy MorrisPittsfield, MA 012011497408249
  47. Richard Morris, PA-CMelrose, MA 021761033765169
  48. Terryl Morris-Adams, PABrighton, MA 021351447686563
  49. Conor MorrisonBoston, MA 021141457054124
  50. Johannah Morrison, PA-CWaltham, MA 024511871168658

Source: CMS NPPES, primary taxonomy 363A00000X: records by practice city and the list of records, file of Aug 9, 2026.

Massachusetts ranks 12 of 51 per resident

  1. Nebraska68
  2. New Hampshire68
  3. Delaware67
  4. Massachusetts67
  5. West Virginia65
  6. Colorado64
  7. 50 states and D.C.49

Source: CMS NPPES, primary taxonomy 363A00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

77.6% of these records appear in a Medicare file, against 77.9% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. Massachusetts77.6%
  2. United States77.9%

Physician Assistant records in Massachusetts, measured

  • In a Medicare file3,659 of 4,713 · 77.6% here, 77.9% nationally
  • In the CMS Doctors and Clinicians file3,220 · 68.3% here, 62.6% nationally
  • Not updated in five years or more1,780 · 37.8% here, 39.3% nationally
  • Median graduation year2019 · the 3,217 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 363A00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

4,713 NPPES records list physician assistant (363A00000X) as their primary taxonomy with a practice address in Massachusetts: 67 per 100,000 residents against 49 nationally (50 states and D.C.). Boston has 1,660 of them (35%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Georgia4,662
  2. Illinois4,926
  3. Virginia4,408
  4. Ohio5,325

States with a similar rate per 100,000

  1. Delaware67.4
  2. New Hampshire67.5
  3. Nebraska68.3
  4. Michigan69.6

The largest states

  1. New York15,555
  2. California14,451
  3. Texas10,999
  4. Florida10,257
  5. North Carolina9,279

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.