NPPES file of Aug 9, 2026

Internal Medicine Physician in Illinois

7,238 NPPES records list internal medicine physician with a practice address in Illinois, 58 per 100,000 residents, the 9th highest rate of 51. Chicago and Maywood have the most; each record links to the provider's NPI and the Illinois license search. Page 10 of 145.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207R00000X · 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, 2,867

  1. Chicago2,867
  2. Maywood257
  3. Springfield196
  4. Evanston178
  5. Oak Lawn173

Internal Medicine Physician records in Illinois

  1. Dennis Asensio, M.D.Lisle, IL 605321891770624
  2. Syed Asghar, M.D.Crystal Lake, IL 600141629182712
  3. Catherine Ash, M.D.Edwardsville, IL 620251861874059
  4. Michael Ash, M.D.Chicago, IL 606111104070796
  5. Adekola Ashaye, MDRockford, IL 611021003899162
  6. Rashidat Ashimi, DOChicago, IL 606121043903248
  7. Maham Ashraf, M.D.Chicago, IL 606401912211442
  8. Rida Ashraf, M.D.Hoffman Estates, IL 601691699074104
  9. Marium AsifSpringfield, IL 627021750278453
  10. Voula Asimacopoulos, MDPark Ridge, IL 600681114920824
  11. Ruhi Askari, M.DRolling Meadows, IL 600081164455507
  12. Ambreen Aslam, MDAurora, IL 605041700382447
  13. Aysha Aslam, MDChicago, IL 606401235625062
  14. Sadia Aslam, MBBSUrbana, IL 618011083234603
  15. Jennifer Asotibe, M.DChicago, IL 606121841842440
  16. Muaz Assaf, MDBerwyn, IL 604021497337802
  17. Sohiub Assaf, MDPeoria, IL 616371598346918
  18. Girma Assefa, M.D.South Holland, IL 604731619904992
  19. Malik Ata, MDOak Lawn, IL 604531184418683
  20. Arsenio Atadero, M.D.Algonquin, IL 601021700884194
  21. Rita Atalor, MDChicago, IL 606121811822729
  22. Osama Atieh, M.D.Palos Heights, IL 604631083821565
  23. Barry Atlas, M.D.Chicago, IL 606591073513305
  24. Nada AttiaChicago, IL 606371275336307
  25. Lindsey Atwood, MDSpringfield, IL 627031356879068
  26. Denise Au, MDChicago, IL 606111932172889
  27. Firas Aubeid, M.D.New Lenox, IL 604511760771968
  28. Marco Augart, MDChicago, IL 606571790344919
  29. Kristin Auge-BronerskyChicago, IL 606121861028243
  30. Fnu Avanteeka, MDChicago, IL 606571891533899
  31. Maria Avendano, MDChicago, IL 606521578052130
  32. Harris AvgoustiChicago, IL 606111700555760
  33. John Avramidis, MDLibertyville, IL 600481245332519
  34. Sunitha Avula, MDHomer Glen, IL 604911801895867
  35. Elene Awad, MD PHDEffingham, IL 624011477543601
  36. Ramez Awad, M.D.Chicago, IL 606161871935155
  37. Nancy Awadallah, M.D.Long Grove, IL 600471952337172
  38. Muhammad Raheel AwanDecatur, IL 625261912634106
  39. Neha Awati, MDChicago, IL 606121578913521
  40. Moyosoluwa Awoyomi, MDChicago, IL 606121679240089
  41. Howard Axe, MDGrayslake, IL 600301649254939
  42. Husam Ayash, M.D.Decatur, IL 625261487863049
  43. Fnu Ayesha, MDDolton, IL 604191750953394
  44. Francisco AyhonChicago, IL 606121891627360
  45. Maaha Ayub, MBBSSpringfield, IL 627941508753872
  46. Tooba AyubCincinnati, IL 452291518532605
  47. Srikala Ayyagari, M.D.Skokie, IL 600771114180643
  48. Hema Azad, MDMelrose Park, IL 601601669523825
  49. Zubeen Azari, DOEvanston, IL 602011538817614
  50. Carma Azhar, DOOak Lawn, IL 604531356144497

Source: CMS NPPES, primary taxonomy 207R00000X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 9 of 51 per resident

  1. Hawaii63
  2. New York62
  3. Delaware58
  4. Illinois58
  5. Michigan57
  6. Pennsylvania56
  7. 50 states and D.C.44

Source: CMS NPPES, primary taxonomy 207R00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

72.5% of these records appear in a Medicare file, against 78.7% 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. Illinois72.5%
  2. United States78.7%

Internal Medicine Physician records in Illinois, measured

  • In a Medicare file5,251 of 7,238 · 72.5% here, 78.7% nationally
  • In the CMS Doctors and Clinicians file3,584 · 49.5% here, 61.4% nationally
  • Not updated in five years or more3,434 · 47.4% here, 55.4% nationally
  • Median graduation year2003 · the 3,580 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207R00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

7,238 NPPES records list internal medicine physician (207R00000X) as their primary taxonomy with a practice address in Illinois: 58 per 100,000 residents against 44 nationally (50 states and D.C.). Chicago has 2,867 of them (40%).

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. Pennsylvania7,300
  2. Massachusetts6,825
  3. Michigan5,735
  4. Texas9,175

States with a similar rate per 100,000

  1. Delaware58.1
  2. New York61.7
  3. Hawaii62.9
  4. Maryland63.2

The largest states

  1. California17,696
  2. New York12,067
  3. Florida10,151
  4. Texas9,175
  5. Pennsylvania7,300

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.