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 57 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. Adeel Jamil, M.DPeoria, IL 616371033502554
  2. Mohammad Jamil, MDChicago, IL 606081174635940
  3. Brij Jamnadas, M.D.Galesburg, IL 614011669575460
  4. Emily Janak, MDMaywood, IL 601531316526957
  5. Joanna Janas-Kaminsky, M.D.Alton, IL 620021194811430
  6. William Janes, MDWaukegan, IL 600851528346699
  7. Kwang Jang, D.O.Chicago, IL 606261326271909
  8. Aarti Jani, M.D.Oak Park, IL 603021245541119
  9. Aditi Jani, M.D.Oak Park, IL 603021366880395
  10. Pareshkumar Jani, M.D.Glenview, IL 600261841590676
  11. Siddharth Jani, M.D.Mount Carmel, IL 628631497757595
  12. Milica Janosevic, DOPark Ridge, IL 600681821891177
  13. Victoria Jansen, MDSwansea, IL 622261932191863
  14. Michelle Jao, MDWinfield, IL 601901083632947
  15. Sarah JarjourChicago, IL 606371003346180
  16. Alan Jarman, MDChicago, IL 606121821559790
  17. Ranjana Jasaraj, MDChicago, IL 606081770329344
  18. Mariam Jashi, MDSpringfield, IL 627941821912098
  19. Tornike Jashi, M.D.Springfield, IL 627021144065582
  20. Toure Jasiri, MDChicago, IL 606111770378135
  21. Prathima Kumari Jasthi, MDUrbana, IL 618011891033304
  22. Saiharshit Jasti, MDChicago, IL 606121164357711
  23. Neha Jaswal, MDChicago, IL 606121437408879
  24. Murtaza Jatoi, MDSpringfield, IL 627021023955846
  25. Naeemuddin Jatoi, M.D.Decatur, IL 625261922070333
  26. Khalid Javed, M.D.Johnston City, IL 629511174529663
  27. Desler Javier, M.D.Chicago, IL 606571114218732
  28. Rabia Jawed, DOOlympia Fields, IL 604611962907816
  29. Zafer Jawich, M.D.New Lenox, IL 604511326064536
  30. Marionette Jayaprakash, M. D.Joliet, IL 604351760655187
  31. Shreya Jayaram, MDMaywood, IL 601531376303370
  32. Japhia Jayasingh-Ramkumar, M.D.Champaign, IL 618221154568244
  33. Shalini JayawickramaChicago, IL 606111497214753
  34. Teshika JayewickremeChicago, IL 606111740084268
  35. Amyola Jean BaptisteChicago, IL 606121083319826
  36. Muriel Jean-Jacques, M.D.Chicago, IL 606371457476186
  37. Anwar Jebran, MDChicago, IL 606091205356821
  38. Robert Jen, M.D.Oak Lawn, IL 604531104169994
  39. Michelle Jenkins, MDChristopher, IL 628221942287321
  40. Lawrence Jennings, MDMount Carmel, IL 628631598742520
  41. Jacques Jentel, M.D.Lombard, IL 601481336115583
  42. Renard Jerome, MDMattoon, IL 619381174264410
  43. Gautam Jha, MDSalem, IL 628811447314737
  44. Vivek Jha, MDChicago, IL 606121952040024
  45. Jenny Jia, MDChicago, IL 606111043605926
  46. Basmah Jilani, MDCarbondale, IL 629011538519046
  47. Jill JinChicago, IL 606111356669980
  48. Natasha Jindal, M.DEvanston, IL 602021689903726
  49. Rajesh Jindal, M.D.Wilmette, IL 600911184818791
  50. Vishnu Jindal, M.D.Long Grove, IL 600471851344766

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.