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 12 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. Jorge Balandrin, M.D.Oak Lawn, IL 604531245369685
  2. Leonel BalcarcelChicago, IL 606121306665500
  3. Cayla Bales, MDChicago, IL 606111760038962
  4. Richard Baley, M.D.Elgin, IL 601231184693327
  5. Joseph BallardChicago, IL 606121013777515
  6. Leszek Ballarin, M.D.Chicago, IL 606341720088107
  7. Sheila Ballintine, M.D.Chicago, IL 606041467794859
  8. Ali Shahbaz Baloch, MDChicago, IL 606401669146106
  9. Jose Balsa Guerrero, MDChicago, IL 606121508347725
  10. Richard Balsamo, M.D.Hinsdale, IL 605211114339231
  11. Brian Bamberger, M.D., M.P.H.Peoria, IL 616371427462324
  12. Funmilola Bamidele, MDOak Lawn, IL 604531376482745
  13. Shilpa Bamrolia, MDGurnee, IL 600311306042999
  14. Nadeem BandealyChicago, IL 606371730760166
  15. Sumona BanerjeeChicago, IL 606121508655200
  16. Saroj Bangaru, M.D.Chicago, IL 606121508892134
  17. Ifzal Bangash, M.D.McHenry, IL 600511437267010
  18. Kushal Baniya, MDChicago, IL 606401285201061
  19. Sunil Baniya, MDChicago, IL 606081255283792
  20. Agnieszka Bankowska-Brukasz, M.D.Chicago, IL 606121891807483
  21. Cherese Banks, DOChicago, IL 606121134804974
  22. Khalid Bannan, M.D.Chicago, IL 606401699907659
  23. Ashir Bansal, MDChicago, IL 606401144876087
  24. Saurabh Bansal, MDPeoria, IL 616371942451885
  25. Madeeha Banu, MDNorth Chicago, IL 600641437711975
  26. Shiping Bao, M.D.Lansing, IL 604381376724401
  27. Benish BaqaiChicago, IL 606121912600073
  28. Rolando Barajas, MDChicago, IL 606111750184867
  29. Khalid Barakat, M.DChicago, IL 606571164970414
  30. Irene Baral, M.D.Chicago, IL 606181982658373
  31. Elizabeth BarbeauEvanston, IL 602011245171156
  32. Aladeen BarbourMaywood, IL 601531558136317
  33. Margaret Barcinski, MDOak Lawn, IL 604531669312765
  34. Janet Barczyk, M.D.Des Plaines, IL 600161801884101
  35. Susan Bardolph, MDOak Park, IL 603021740608058
  36. Charles Bareis, MDBerwyn, IL 604021740212646
  37. William Barge, MDChicago, IL 606121790245959
  38. Humaira Bari, MDRockford, IL 611141497845135
  39. Ruhi Bari, MDArlington Heights, IL 600051043960362
  40. Ravikiran Barigala, M.D.Chicago, IL 606231801805437
  41. Justin Barimayena, MDChicago, IL 606081487387601
  42. Usman Barlass, M.DChicago, IL 606121720469042
  43. Ravi Barnabas, MDChicago, IL 606401679765499
  44. Satish Barnabas, MDChicago, IL 606401700966413
  45. Derrick BarnagianChicago, IL 606111760242887
  46. Matthew BarnettOak Lawn, IL 604531386584555
  47. Jacob Barnhart, DOChicago, IL 606251952191884
  48. Laura Barr, MD, MPHChicago, IL 606111588503106
  49. Lewis Barr, M.D.Riverwoods, IL 600151245267962
  50. Luke Barr, MDMaywood, IL 601531194286492

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.