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 89 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. Hamza Naveed, MDChicago, IL 606371285365601
  2. Nayna Navik, M.D.Dekalb, IL 601151760494801
  3. Gabrielle Navon, MDChicago, IL 606111669906038
  4. Caroline Nawara, M.D.Chicago, IL 606051851388995
  5. Abdul Basit NawazChampaign, IL 618221730756198
  6. Anum NawazBerwyn, IL 604021982440202
  7. Azam Nawaz, M.D.McHenry, IL 600501861334724
  8. Shaizore NawazChicago, IL 606251588355176
  9. Abdur Nawoor, M.D.Springfield, IL 627041154331684
  10. Zain Nayani, DO, MPHChicago, IL 606121902489172
  11. Umair Nazeer, M.D.Joliet, IL 604351992901300
  12. Ahmed Nazimuddin, M.D.Burr Ridge, IL 605271710140975
  13. Hamid NazimuddinOak Lawn, IL 604531770285033
  14. Siya Nedumgottil, MDNaperville, IL 605631194037382
  15. Christine Neeb, MDChicago, IL 606081811230642
  16. Bharat Neelam Raju, MDDecatur, IL 625261942736053
  17. David Neely, MDChicago, IL 606111184634289
  18. Megan Neely, M.D.Mount Vernon, IL 628641528233681
  19. Madeleine Neems, M.D.Highland Park, IL 600351497700959
  20. Jeffrey Nekomoto, D.O.Chicago, IL 606121730113929
  21. Nikitha Nelapudi, MDMaywood, IL 601531588458574
  22. Neil Nelson, MDGibson City, IL 609361386637106
  23. Noah Nelson, MDChicago, IL 606121184469652
  24. Susan Nelson, M.D.Buffalo Grove, IL 600891144208612
  25. William Nelson, MDElgin, IL 601231326051640
  26. Nino Nemsadze, MDElgin, IL 601231144888041
  27. Michael Nenaber, M.D.Springfield, IL 627111497765093
  28. Arsenia Nepomuceno, MDFlossmoor, IL 604221154302685
  29. Edilberto Nepomuceno, MDFlossmoor, IL 604221801877337
  30. Carola Nesbitt, M.D.Third Lake, IL 600301881979797
  31. Magdoleen Nessim, MDHillside, IL 601621467477059
  32. Wagih Nessim, MDHillside, IL 601621295750883
  33. Aashish NeupaneBerwyn, IL 604021770471351
  34. Jennifer Neville, M.D.Shiloh, IL 622691528292299
  35. Todd Newberger, MDSkokie, IL 600771639182355
  36. John Newlin, MDDecatur, IL 625261528159688
  37. Alan Newman, MDChicago, IL 606421649331646
  38. Gordon Newsom, M.D.Elgin, IL 601231508929480
  39. Nina Neyman, M.D.Mundelein, IL 600601942263512
  40. Evan Ng, M.D.Chicago, IL 606041518141720
  41. Han Chung NgLake Forest, IL 600451558476622
  42. Hyman Ng, M.D.Evanston, IL 602081295829422
  43. Isaac Ngo, MDChicago, IL 606121689417917
  44. Joyce Lucidivine Ngouchet Nouhossi, MDChicago, IL 606371265000301
  45. Lawrence Ngu, M.D.Chicago, IL 606161114081643
  46. Bich-Ha Nguyen, M.D.Chicago, IL 606571962865683
  47. Binh Nguyen, MDEvanston, IL 602011871835264
  48. Dung Nguyen, MDDes Plaines, IL 600161184326829
  49. Duyhuu Nguyen, M.D.Chicago, IL 606571366561458
  50. George Nguyen, M.D.Chicago, IL 606371861655524

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.