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 109 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. Nichole Roberts, M.D.Chicago, IL 606491215118229
  2. John Robins, MDPeoria, IL 616371548908122
  3. Carl Robinson, MDHomewood, IL 604301689787889
  4. Carmelita Robinson, M.D.Chicago, IL 606191851377048
  5. Emmett Robinson, M.D.South Holland, IL 604731609220409
  6. Keith Robinson, MDAurora, IL 605041619950680
  7. Leonard Robinson, M.D.Matteson, IL 604431225078264
  8. Paul Rockey, M.D.Chicago, IL 606541689920316
  9. Lynda Roden, DOSCLibertyville, IL 600481689790008
  10. David RodenbergPeoria, IL 616031417038860
  11. Simi Rodney, M.DAurora, IL 605061003052150
  12. Sophie Rodrigues Pereira, MDPalos Heights, IL 604631922503481
  13. Amanda Rodriguez, MDChicago, IL 606121720877467
  14. Gabriela Rodriguez, MDChicago, IL 606371629863493
  15. Sandra Rodriguez, MDGlenview, IL 600251578836649
  16. Sergio Rodriguez, M.D.Chicago, IL 606321588705230
  17. Ana Rodriguez Fahrni, M.D.Chicago, IL 606111639335995
  18. Daniela Rodriguez Gonzalez, DOChicago, IL 606121093465833
  19. Laura Roe, M.D.Peoria, IL 616371073809695
  20. Phillip Roemer, MDChicago, IL 606111063447837
  21. Charles Roethling, MDChicago, IL 606111104628833
  22. Andrew Rofail, MDAurora, IL 605041720722671
  23. Aiden RogatzMaywood, IL 601531831957091
  24. Cornelius Rogers, M.D.South Holland, IL 604731285644591
  25. Craig Rogers, MDRockford, IL 611031548370737
  26. David Rogers, M.D.Chicago, IL 606121093815730
  27. John Rogers, MDMattoon, IL 619381023086295
  28. Susan Rogers, MDChicago, IL 606121962437756
  29. Amal Rohail, DOPark Ridge, IL 600681639973894
  30. Tahir Rohail, MDRiverside, IL 605461104025139
  31. Susan Rohde, MDMaywood, IL 601531225002348
  32. Louis Rohr, M.D.Chicago, IL 606511568490381
  33. Annilee Rohrscheib, MDClinton, IL 617271043270473
  34. Samantha RojasChicago, IL 606111063350569
  35. Katarzyna RojekMaywood, IL 601531831688316
  36. Carly Roman, MDChicago, IL 606371629416433
  37. Hector Roman Perez, MDOak Lawn, IL 604531871170548
  38. Salomon Roman SotoChicago, IL 606111811755200
  39. Robert Romanelli, M.D.Libertyville, IL 600481144208554
  40. Ramon Romano Peralta, MDChicago, IL 606121841187853
  41. Christian Romhany Gonzalez, M.D.Chicago, IL 606251205670015
  42. Arthur Rone, MDRockford, IL 611031457461642
  43. Bibiano Ronquillo, MDWoodstock, IL 600981285791228
  44. Jacob Rorabaugh, MDChicago, IL 606081659865632
  45. John RosaPark Ridge, IL 600681194665158
  46. Melanie Rosado, MDChicago, IL 606121760132161
  47. Laura Rosch, D.O.Chicago, IL 606181043308596
  48. Clement Rose, M.D.Chicago, IL 606401346238177
  49. Kadi-Ann Rose, MDChicago, IL 606121114717089
  50. Joshua Rosen, MDChicago, IL 606471730618133

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.