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 42 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. Michelle Janda-Wasko, PA-CWorcester, MA 016551194059527
  2. Erin Jankauskas, P.A.Newton, MA 024591487052932
  3. Margaret JannettyQuincy, MA 021691457247801
  4. Amy Janos, PANorth Attleboro, MA 027601265532725
  5. Elena Jardine, PA-CBoston, MA 021141679244602
  6. Sharon Jarmolowicz, PASaugus, MA 019061073694733
  7. Brendan Jarzyniecki, PA-CBurlington, MA 018051255222667
  8. Hafsa JavaidBoston, MA 021151609497742
  9. Kimberly Javor, PA-CBoston, MA 022151609480987
  10. Tisha Jean, PA-CLongmeadow, MA 011061558094862
  11. Alexandra Jean Baptiste, MD,PABoston, MA 021251144768979
  12. Rhode-Armelle Jean Jacques, PABoston, MA 021151740066794
  13. Madison Jebb, PA-CBarre, MA 010051992480909
  14. Lauren Jeffers, PA-CBoston, MA 021151558670992
  15. Michael Jefferson, PA-CPittsfield, MA 012011972119600
  16. Molly Jeffrey, PA-CBrockton, MA 023021376007260
  17. Carolyn Jeffries, PA-CWorcester, MA 016051376319483
  18. Karen Jeghers, PAWeymouth, MA 021901073722435
  19. Runda Jenblat, PA-SBoston, MA 021151467180810
  20. Grace Jenkins, PA-CLeominster, MA 014531255020616
  21. Anne Jenney, PA-CChicopee, MA 010131326702127
  22. Katherine Jennings, PA, MPHBoston, MA 021181285280230
  23. Gavin Jepson, PA-CPlymouth, MA 023601699447151
  24. Jessica Jepson, PA-CWorcester, MA 016551184296550
  25. Samantha JewersWatertown, MA 024721457961765
  26. Michelle Jewett, PA-CBoston, MA 021151851959787
  27. Gianna Jimenez, PADedham, MA 020261508355702
  28. Marjorie Jimenez, P.A.Brighton, MA 021351043381833
  29. Rebeca Jinga, PA-CQuincy, MA 021691760908677
  30. Janice John, PABoston, MA 021181992850747
  31. Saleema John, PABrookline, MA 024461750843538
  32. Prisca John-OgamBoston, MA 021151093336315
  33. Maggie Johns, PA-CFall River, MA 027211326722232
  34. Abigail Johnson, PA-CLynn, MA 019011538710959
  35. Alison Johnson, PASpringfield, MA 011071730181355
  36. Arielle Johnson, PA-CHopkinton, MA 017481619204260
  37. Carol Johnson, PAHyannis, MA 026011255309662
  38. Casey Johnson, PASpringfield, MA 011071578092821
  39. Catherine Johnson, PA-CBoston, MA 021151730623802
  40. Catherine Johnson, PA-CBoston, MA 021181699591958
  41. Darren Johnson, PA-CBoston, MA 021151134404262
  42. Emily Johnson, PA-CBoston, MA 021151467386805
  43. Erica JohnsonBoston, MA 021151215398607
  44. Heather Johnson, PA-CBoston, MA 021181265705248
  45. Lydia JohnsonBrookline, MA 024461164171179
  46. Marissa Johnson, PA-CBoston, MA 022151447703525
  47. Meredith Johnson, PACBurlington, MA 018051306940515
  48. Meredith Johnson, PHYSICIAN ASSISTANTBoston, MA 021181811415276
  49. Mitchell Johnson, PA-CBoston, MA 021151801657044
  50. Oliver JohnsonSpringfield, MA 011511922671700

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.