NPPES file of Aug 9, 2026

Medical Physician Assistant in Massachusetts

886 NPPES records list medical physician assistant with a practice address in Massachusetts, 13 per 100,000 residents, the 22nd highest rate of 51. Springfield and Boston have the most; each record links to the provider's NPI and the Massachusetts license search. Page 18 of 18.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 363AM0700X · method

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

Springfield has the most, 182

  1. Springfield182
  2. Boston156
  3. Worcester21
  4. Westfield17
  5. Brockton15

Medical Physician Assistant records in Massachusetts

  1. Katherine Werner, PA-CPembroke, MA 023591023460292
  2. Anna West, PAEverett, MA 021491639801459
  3. Steven West, PAWorcester, MA 016051992732465
  4. James Wheeler, PAWestfield, MA 010851467545418
  5. Stephanie Wheeler, PA-CSpringfield, MA 011071568991545
  6. Leanna Whittall, PA-CDuxbury, MA 023321215127089
  7. Richelle Wildey, PASpringfield, MA 011991417448838
  8. Laura Willard, PABoston, MA 022151861632143
  9. Ronnie Williams, P.A.Springfield, MA 011071285614669
  10. Thomas Williams, PA-CHolbrook, MA 023431801824396
  11. William Williams, PAPalmer, MA 010691730104050
  12. Bethan Wilsack, PABurlington, MA 018031902957301
  13. Amanda Wilson, PHYSICIAN ASSISTANTSpringfield, MA 011071467976084
  14. Sarah Wilson, PA-CSpringfield, MA 011041871836338
  15. Niahz Wince, PASpringfield, MA 011071205685591
  16. Leanne Wines, PA-CBoston, MA 021141073663324
  17. Jordan Winnicki, PA-CBoston, MA 021151306392485
  18. Mackenzie Winslow, PA-CNorthborough, MA 015321275303877
  19. John Wojcik, PA-CSpringfield, MA 011991851474068
  20. Richard Woller, PASpringfield, MA 011071316338668
  21. Amanda Womeldorf, PASpringfield, MA 011071306423678
  22. Marya Woodruff, MHS PACWellesley, MA 024811356433585
  23. Sharon Woods, PA-CSpringfield, MA 011071225071657
  24. Bryan Woodward, PA-CLynn, MA 019011639762701
  25. Justyna Wos, PASpringfield, MA 011071215582796
  26. Veronica Wu, PA-CSomerville, MA 021451427497015
  27. Karla Wytas, PA-CSpringfield, MA 011071699229054
  28. Kiana Yazdifard, PA-CSpringfield, MA 011041205353711
  29. Edward Ye, PA-CSouthbridge, MA 015501003922071
  30. Ryan Yelle, PA-CSpringfield, MA 011071992437909
  31. Justine Yeo, PA-CDanvers, MA 019231669825493
  32. Lee Yergeau, PA-CLowell, MA 018541477992907
  33. Oleg Yermakov, PASpringfield, MA 011991831577303
  34. Katie Young, PA-CSpringfield, MA 011991073921847
  35. Daniel ZawalichTurners Falls, MA 013761023664109
  36. Kimberly Zia, PA-CPeabody, MA 019601720464936

Source: CMS NPPES, primary taxonomy 363AM0700X: records by practice city and the list of records, file of Aug 9, 2026.

Massachusetts ranks 22 of 51 per resident

  1. New Mexico13
  2. North Dakota13
  3. Oklahoma13
  4. Massachusetts13
  5. North Carolina12
  6. Florida12
  7. 50 states and D.C.12

Source: CMS NPPES, primary taxonomy 363AM0700X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

78.2% of these records appear in a Medicare file, against 74.0% 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. Massachusetts78.2%
  2. United States74.0%

Medical Physician Assistant records in Massachusetts, measured

  • In a Medicare file693 of 886 · 78.2% here, 74.0% nationally
  • In the CMS Doctors and Clinicians file562 · 63.4% here, 54.5% nationally
  • Not updated in five years or more474 · 53.5% here, 54.7% nationally
  • Median graduation year2015 · the 559 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 363AM0700X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

886 NPPES records list medical physician assistant (363AM0700X) as their primary taxonomy with a practice address in Massachusetts: 13 per 100,000 residents against 12 nationally (50 states and D.C.). Springfield has 182 of them (21%).

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. Maryland871
  2. Ohio846
  3. Virginia941
  4. New Jersey794

States with a similar rate per 100,000

  1. Oklahoma12.7
  2. North Carolina12.5
  3. North Dakota12.9
  4. New Mexico13.0

The largest states

  1. Pennsylvania3,897
  2. New York3,670
  3. California3,376
  4. Florida2,776
  5. Texas2,146

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.