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 47 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. Qishan GuoChicago, IL 606121598517708
  2. Yili Guo, M.D.Berwyn, IL 604021043278120
  3. Amit Gupta, MDElmhurst, IL 601261205982600
  4. Anshika Gupta, MBBSRiverside, IL 605461922929983
  5. Anshu Gupta, MDEvanston, IL 602021063466738
  6. Aparna Gupta, MDChicago, IL 606111154352227
  7. Gautam Gupta, M.D.Rockford, IL 611071477734226
  8. Mohina Gupta, MDLibertyville, IL 600481174578843
  9. Mohit Gupta, M.D.Glen Ellyn, IL 601371881074441
  10. Neha GuptaChicago, IL 606401932489903
  11. Neil Gupta, MD, MPHChicago, IL 606121750086922
  12. Rita Gupta, M.D.Oak Park, IL 603041922117985
  13. Rohan Gupta, M.D.Chicago, IL 606121811304462
  14. Sanjeev Gupta, MDCrystal Lake, IL 600141659471175
  15. Sidhartha Gupta, MDEvanston, IL 602011407088784
  16. Vishal Gupta, DOLincolnwood, IL 607121659866713
  17. Vivek Gupta, M.D.Chicago, IL 606221376632976
  18. Boris Gurevich, M.D.Northbrook, IL 600621902877129
  19. Zachariah Gurnsey, MDSpringfield, IL 627021003038423
  20. Georg Gussak, MD, MSCChicago, IL 606371518548387
  21. Leon Gussow, M.D.Chicago, IL 606121265585863
  22. Ramesh GuthikondaMarion, IL 629591508197997
  23. Daniel Gutierrez, M.D.Joliet, IL 604321801907548
  24. Roberto Gutierrez, M.D.Berwyn, IL 604021023354529
  25. Salvador Gutierrez, MDHines, IL 601411134219173
  26. Leo Gutt, M.D.Buffalo Grove, IL 600891801945480
  27. Tatjana Guzina, MDChicago, IL 606131366581639
  28. Jinor Gwan, MDChicago, IL 606121952126989
  29. Kaylee Gwyn, MDMaywood, IL 601531912855149
  30. Albert Gyato, MBCHBBerwyn, IL 604021841188893
  31. Juhyun Ha, M.D.Chicago, IL 606161811913395
  32. Michelle Ha, M.D.Maywood, IL 601531912219254
  33. Youna Ha, MDChicago, IL 606081629562657
  34. Roger Haab, M.D.Sycamore, IL 601781386653517
  35. Donald Habecker, MDPeoria Heights, IL 616161851482731
  36. Fakher Habib, MDHazel Crest, IL 604291851307409
  37. Ihsan Habib, MDChampaign, IL 618221609958032
  38. Ishtiaq Habib, M.D.Morris, IL 604501467800961
  39. Tasneem Habib, MDBolingbrook, IL 604901548903818
  40. Michael HabtemariamChicago, IL 606121104678093
  41. Manuel Antonio Hache Marliere, MDChicago, IL 606121548821598
  42. Joshua Hack, MDChicago, IL 606121477488393
  43. Ann Hackfort, DOOswego, IL 605431538470398
  44. Mike Hackmann, M.D.Quincy, IL 623011811005382
  45. Izna Hadi, MDMcHenry, IL 600501134821085
  46. Mohammed Hadi, M.D.Streamwood, IL 601071427111764
  47. Sydney Hadley, DOOak Lawn, IL 604531346982634
  48. April Hadsaitong, MDChicago, IL 606111184808818
  49. John Haebich, M.D.Chicago, IL 606341881647048
  50. Vanessa Hagan, MDOak Lawn, IL 604531215125927

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.