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 83 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. Tayla Spezzano, PA-SNantucket, MA 025541467262055
  2. Daniel SpicerWorcester, MA 016081952180754
  3. Daniel Spicer, PHYSICIAN ASSISTANTBoston, MA 021111083246870
  4. Kaitlin Spiegel, PA-C, RD, LDNBurlington, MA 018051881081719
  5. Brooke SpillaneHaverhill, MA 018321578438636
  6. Kristin Spinney, PACNewburyport, MA 019501043407828
  7. Alyssa Spinzola, PA-CCambridge, MA 021381669096079
  8. Thomas Spiro, P.A.Wareham, MA 025711205804440
  9. Jessica Spissinger, PA, LICSWQuincy, MA 021691356599583
  10. Zachary Spiwak, PA-CBoston, MA 021151134910920
  11. Johanna Spofford, PA-CBoston, MA 021151194509281
  12. Kelly Spohn, PA-CBoston, MA 021141306485073
  13. Moorea Spoljaric, PA-CBoston, MA 021151558185009
  14. Adam Sprague, PA-CSpringfield, MA 011031942448782
  15. Jessica Sprangers, PA-CLowell, MA 018541245479559
  16. Caitlin Springer, PT, PABoston, MA 021141235113879
  17. Catherine Spruance, PA-CBrockton, MA 023011033474036
  18. Suriya Sridaran, PHYSICIAN ASSISTANTWorcester, MA 016551174367171
  19. Abigail Sroczenski, PA-CBoston, MA 021161932096104
  20. Alexandra SrolovitzBoston, MA 021101871077271
  21. Samantha Srolovitz, PA-CBoston, MA 021151124999073
  22. Christopher St. Amand, PA-CWorcester, MA 016051649596172
  23. Kerri St. George, PASpringfield, MA 011041114031739
  24. Kendra St. Hilaire, PA-CRandolph, MA 023681215198460
  25. Christopher Stager, PA.Brighton, MA 021351992850440
  26. Peter Stampfel, PA-CWeymouth, MA 021901275295917
  27. Tayler Stander, PA-CBoston, MA 021141528740651
  28. Caitlin Stanford, PA-CBoston, MA 022151528474830
  29. Shayelia Stanley, PA-CBrockton, MA 023021568345304
  30. Jamie Staples, PA-CWestfield, MA 010851932068699
  31. Jacqueline Stark, PABurlington, MA 018051366998213
  32. Faith-Anne Starr, PA-CBoston, MA 021141972844496
  33. Amanda Starr Machado, P.A.Medford, MA 021551386504967
  34. Kara Stasko, PA-CBoston, MA 021141982655593
  35. Claire StaufferWest Roxbury, MA 021321437778156
  36. Jo Stearns, PAGreenfield, MA 013011093759078
  37. Aaron Steele, PA-CPlymouth, MA 023601386335198
  38. Kara Stefaniak, PABoston, MA 021151801454996
  39. Jarrod Stein, PA-CBoston, MA 021141861997017
  40. Marissa Stein, PABoston, MA 021151093167447
  41. Elizabeth Steinheider, PA-CCambridge, MA 021391023147386
  42. Emily Steinmann, PA-CWorcester, MA 016051558522011
  43. J. Todd Steinwagner, PA-CBoston, MA 021181245261528
  44. Vincent Stella, PA-CBoston, MA 021201568981249
  45. Michael Stempek, PA-C, MMSCWoburn, MA 018011518006873
  46. Susan Stempek, PABurlington, MA 018051588781140
  47. Sarah Elizabeth Stephens, PA-CLynn, MA 019011366216723
  48. Stephanie Stephens, PA-CBoston, MA 021151861137051
  49. Paula Stering, P.A.Burlington, MA 018051073600383
  50. Aliza Stern, PA-CBoston, MA 021181316164841

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.