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 55 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. Alexis MartinsBedford, MA 017301336965896
  2. Juliana MartinsEverett, MA 021491912521956
  3. Marjorie Marto, PABoston, MA 022151386812857
  4. Stephanie Marts, PA-CFall River, MA 027201346294006
  5. Jessica Maruca, PACambridge, MA 021381710207980
  6. Nicole Marvas, PA-CBoston, MA 021151639898349
  7. Michaella Marzullo, PA-CWorcester, MA 016081003442476
  8. Nicole Mason, PHYSICIAN ASSISTANTWorcester, MA 016551043867666
  9. Kimberly Masood, PA-CFoxborough, MA 020351780930842
  10. Solmaz MasoudiSpringfield, MA 011181558717439
  11. Nicolas Massaro, PA-CBoston, MA 021141548014343
  12. Christopher Massey, PA-CRaynham, MA 027671417903907
  13. Larry Masterson, PA-CSpringfield, MA 011041568627917
  14. Bronwyn MastrangeloCambridge, MA 021381043561616
  15. Beth Mastria, PA-CTaunton, MA 027801538390547
  16. Alexandra Masullo, PA-CCharlestown, MA 021291528776465
  17. Sydney Mata, PABoston, MA 022151720856925
  18. Hannah MateusWest Bridgewater, MA 023791245121961
  19. Pauline Mathewson, PA-CDanvers, MA 019231144414657
  20. Kerri Mathieu, P.A.Fall River, MA 027211790800951
  21. Bryanna Matias-ParhamWorcester, MA 016551992583702
  22. Erin Matiello, PA-CBoston, MA 021151770880882
  23. Julia MatsonRockland, MA 023701295588168
  24. Geraldine Matteson, PAHyannis, MA 026011033144043
  25. Morgan MatuszkoWest Hatfield, MA 010881750862330
  26. Sarah Maude, PA-CNorwell, MA 020611043640949
  27. Kristin Maurer, PABoston, MA 021151699730242
  28. Victoria Maxwell, PANorth Adams, MA 012471679532782
  29. Caila May, PA-CSouth Hamilton, MA 019821386295178
  30. Sydney May, PA-CNorthborough, MA 015321760260319
  31. Stephanie Mayberg, PA-CWorcester, MA 016551861669814
  32. Lisa Mayhew, PA-CFalmouth, MA 025401023080538
  33. Margaret Maynard, PA-CCambridge, MA 021391073276119
  34. Mumin Mazhar, PA-CSpringfield, MA 011041194657015
  35. Robyn Mazin, PA-CNewton, MA 024621710041884
  36. Ghadeer Mazloum, PA-CWestfield, MA 010851164285565
  37. Madison Mazoyer, PA-CWareham, MA 025711194692558
  38. Erin MazzarinoPeabody, MA 019601811301435
  39. Zachery Mazzie-Smith, PA-CBoston, MA 021151548053523
  40. Vition Mbrica, PABoston, MA 021101487338299
  41. Taryn McAdam, PA-CBoston, MA 021151972439800
  42. Jennifer McAndrew, PA-CFall River, MA 027211225115462
  43. Christeen McArdle, PANorth Adams, MA 012471144390931
  44. Stephanie McAuley, PA-CSouth Weymouth, MA 021901942636303
  45. Morgan McBurney, PA-CBoston, MA 021151699583369
  46. Shu Hui McCafferty, PA-CBoston, MA 021151326875162
  47. Lauren McCall, PABoston, MA 021181346028990
  48. Gaylen McCann, PACambridge, MA 021391851570469
  49. Courtney McCarrick, PA-CBoston, MA 021111063053007
  50. Alice McCarthy, P.A.Leominster, MA 014531508829508

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.