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 76 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. Bruce Rosenhein, PAHolyoke, MA 010401154411817
  2. David Rosenthal, PACBoston, MA 021151518903624
  3. Laura Rosenthal, PA-CWilliamstown, MA 012671326657958
  4. Miriam Rosenthal, PA-C, LAT, ATC, CPTLynn, MA 019011881081511
  5. Amalia Ross, PA-CBoston, MA 021181871245837
  6. Sherri Ross, PASpringfield, MA 011071184789240
  7. Arianna RossettiBoston, MA 021151679090351
  8. Kara Rossetti, PABoston, MA 021111912287426
  9. Carter Rossner, PAWorcester, MA 016051396585956
  10. Isabella RostBoston, MA 022151952138877
  11. Jessica RothBoston, MA 021111487121489
  12. Emily Rothermich, PA-CPeabody, MA 019601538626189
  13. Ernest Rotman, PA-C,MPASBrockton, MA 023011336233006
  14. Ashley Rouleau, PA-CNorthampton, MA 010601225712458
  15. Stephanie Roulier, PA-CBoston, MA 021151790309300
  16. Amy Rourke, PA-CBoston, MA 022151629169461
  17. Lauren Rousseau, PA-CBoston, MA 021151518303734
  18. Tucker RoutenbergArlington, MA 024741720954852
  19. John Rowe, PABoston, MA 021111023279171
  20. Christina RowinskyBoston, MA 021181972144236
  21. Jason Rowles, PADuxbury, MA 023321568443430
  22. Alivia RoyBoston, MA 021111700710449
  23. Ashley Roy, PA-CFairhaven, MA 027191962755538
  24. Bailey Roy, PAFalmouth, MA 025401720750235
  25. Heidi Roy, PA-CWorcester, MA 016551346880994
  26. Nicole Roy, PA-CWatertown, MA 024721831618149
  27. Phillip Ruckel, PABurlington, MA 018051710182837
  28. Morgan Rudnick, PABoston, MA 021151568618130
  29. Kate RudolphPeabody, MA 019601427612829
  30. Ellen Ruell, PA-CWorcester, MA 016051790701977
  31. Julia Ruff, PA-CBoston, MA 021151780473181
  32. Katherine Rufo, PAEverett, MA 021491588799787
  33. Kara Ruggiero, PABrockton, MA 023021447731765
  34. Allison Ruhe, PA-CNewton, MA 024591043698004
  35. Alyssa Ruiz, PALynn, MA 019011851405336
  36. Christopher Rumplik, PA-CAgawam, MA 010011144847286
  37. Jessica Runquist, PA-CSwansea, MA 027771124557376
  38. Laura Runyan, PA-CFall River, MA 027211952770257
  39. David Rupacz, PA-CWest Springfield, MA 010891497408447
  40. Debra Rushton-Ellis, PACBrockton, MA 023011730284019
  41. Concetta Russell, PAWorcester, MA 016081942429584
  42. Emily Russell, PA-CBoston, MA 021141649047358
  43. Nancy Russell, PA-CFranklin, MA 020381760580278
  44. Charles Russett, PALeeds, MA 010531952406712
  45. Anna Russo, PASpringfield, MA 011991710818984
  46. Christy Russo, PA-CGreenfield, MA 013011841977857
  47. Jeanne Russo, PA-CBoston, MA 021181518418318
  48. Karlee Russo, PA-CLongmeadow, MA 011061730010604
  49. Melissa Rust, PA-CWorcester, MA 016551477528412
  50. Aubrey Ryan, PAOak Bluffs, MA 025571124257803

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.