NPPES file of Aug 9, 2026

Physician Assistant in Illinois

4,926 NPPES records list physician assistant with a practice address in Illinois, 39 per 100,000 residents, the 40th highest rate of 51. Chicago and Naperville have the most; each record links to the provider's NPI and the Illinois license search. Page 55 of 99.

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).

Chicago has the most, 1,445

  1. Chicago1,445
  2. Naperville117
  3. Rockford115
  4. Springfield103
  5. Peoria95

Physician Assistant records in Illinois

  1. Alexis MarkleyRockford, IL 611041730900069
  2. Alicia Markley, PA-CWest Frankfort, IL 628961912008020
  3. Amanda Marks, PA-CLake Forest, IL 600451154168664
  4. Dustin Marley, PA-CChicago, IL 606111114335353
  5. Joseph Maroney, PA-CRockford, IL 611071063674372
  6. Felipe Marquez, PA-CChicago, IL 606251144010471
  7. Sara Marquis, MPH, PA-CChicago, IL 606111295486728
  8. Emily Marri, MPAS, PA-CChicago, IL 606111215533989
  9. Anne Marshall, PAMonticello, IL 618561922389089
  10. Christina Marshall, PA-CChicago, IL 606421710296637
  11. Brooke Marsico, PA-CChicago, IL 606061861769176
  12. Gabriel Martin, PA-CHarrisburg, IL 629461376680462
  13. Haley MartinChicago, IL 606571720647605
  14. Heather Martin, PAPeoria, IL 616141588999700
  15. Megan MartinPeoria, IL 616051285207456
  16. Rebecca Martin, PA-CDecatur, IL 625261841429495
  17. Gregory Martindill, PAChampaign, IL 618221609860782
  18. Anamarta Martinez, PA-CElmhurst, IL 601261538754874
  19. Betty Martinez, PA-CWheaton, IL 601891154898898
  20. Carly Martinez, PA-CChicago, IL 606541528377108
  21. Don Martinez, BSW, MMS, PA-COlympia Fields, IL 604611598949760
  22. Erik Martinez, PA-CSpringfield, IL 627691649085192
  23. Kayla MartinezAurora, IL 605061548112006
  24. Kayla Martinez, PA-CPeoria, IL 616371366836033
  25. Nancy Martinez, PA-CChicago, IL 606121609582402
  26. Salvador Martinez, PAChicago, IL 606121760504732
  27. Stephanie Martinez, PA-CChicago, IL 606391659949295
  28. Steven Martinez, PA-CMarion, IL 629591346377199
  29. Michele Masching-Wright, PA-CPontiac, IL 617641194830695
  30. Julia MasiaMorton Grove, IL 600531184385320
  31. Marissa Masini, PA-CMorton Grove, IL 600531750923298
  32. Morgan Maslauski, PA-CChicago, IL 606111033007455
  33. Serhiy Maslovsky, PAMarion, IL 629591184248627
  34. David Mason, PA-CWest Frankfort, IL 628961649210766
  35. Gretchen Mason, PA-CHerrin, IL 629481245229111
  36. John Mason, PA-CDanville, IL 618321811949118
  37. Rebekah Mason, PA-CBloomington, IL 617011871462432
  38. Rubasha Masood, PA-CChicago, IL 606121346935517
  39. Wajiha Masood, PA-CAlgonquin, IL 601021225664337
  40. Sarah Masri, PA-C, CAQ PSYCHIATRYLisle, IL 605321457780991
  41. Kaitlin Mastalerz, PA-CLake Forest, IL 600451023404886
  42. Megan MastalerzElmhurst, IL 601261093695447
  43. Andrew Mastro, PA-CChicago, IL 606571427585132
  44. Daniel Mateling, PA-CWaukegan, IL 600851477330546
  45. David Mathern, PASycamore, IL 601781790896306
  46. Wayne Mathews, PACDecatur, IL 625261891786943
  47. Asia Matthews, PAScott Air Force Base, IL 622251477400901
  48. Jasmine Matthews, PA-CChicago, IL 606111912247081
  49. Thea MauckChicago, IL 606371013736115
  50. Anna Maurer, PA-CChicago, IL 606541417593823

Source: CMS NPPES, primary taxonomy 363A00000X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 40 of 51 per resident

  1. South Carolina43
  2. Georgia42
  3. New Mexico40
  4. Illinois39
  5. California37
  6. New Jersey37
  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.

82.1% 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. Illinois82.1%
  2. United States77.9%

Physician Assistant records in Illinois, measured

  • In a Medicare file4,045 of 4,926 · 82.1% here, 77.9% nationally
  • In the CMS Doctors and Clinicians file3,408 · 69.2% here, 62.6% nationally
  • Not updated in five years or more1,716 · 34.8% here, 39.3% nationally
  • Median graduation year2019 · the 3,407 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

4,926 NPPES records list physician assistant (363A00000X) as their primary taxonomy with a practice address in Illinois: 39 per 100,000 residents against 49 nationally (50 states and D.C.). Chicago has 1,445 of them (29%).

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. Massachusetts4,713
  2. Georgia4,662
  3. Ohio5,325
  4. Virginia4,408

States with a similar rate per 100,000

  1. New Mexico40.1
  2. California37.1
  3. New Jersey36.5
  4. Texas36.1

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.