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 53 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. Emily Horvath, MDPeoria, IL 616371528324795
  2. Farzana Hosain, MDHampshire, IL 601401114031382
  3. Jeffrey Hoschek, M.D.Bloomington, IL 617011376641217
  4. Robert Hoshizaki, MDFox River Grove, IL 600211053307967
  5. Kevin HossMaywood, IL 601531932903564
  6. Jennifer Hosso-Cooper, DOOak Lawn, IL 604531801820691
  7. Jack Hou, M.D.Chicago, IL 606121942616974
  8. Magda Houlberg, M.D.Chicago, IL 606261497925861
  9. Jean Houlihan, MDWarrenville, IL 605321952398885
  10. Elizabeth Houser, MDPeoria, IL 616371366860876
  11. John HouserPeoria, IL 616031417038852
  12. Frances HowardChicago, IL 606231326625336
  13. Dana Howd, MDMorris, IL 604501225083736
  14. Quentin Howlett-PrietoChicago, IL 606371740036524
  15. Danuta Hoyer, MDChicago, IL 606111477664506
  16. Gretchen Hoyer, MDChicago, IL 606111104493212
  17. Hristo Hristov, MDHarvard, IL 600331114103892
  18. Mark Hroncich, MDBerwyn, IL 604021265465108
  19. Nadia HrynewyczRockford, IL 611071326749367
  20. Edward Hsi, MDPark Ridge, IL 600681073622718
  21. Jowe Hsieh, MDGranite City, IL 620401285629212
  22. Shawn HsiehEvanston, IL 602011407033970
  23. Cynhia HsuOak Lawn, IL 604531275391286
  24. Norris Hsu, MDHoffman Estates, IL 601691508961350
  25. Jennie Hsu-Lumetta, MDChampaign, IL 618221811929219
  26. Yifei HuChicago, IL 606371689464760
  27. Ying Ying Hu, MDSpringfield, IL 627021871162909
  28. Alice HuangOak Lawn, IL 604531821448044
  29. Elbert HuangChicago, IL 606371073674800
  30. Jonathan Huang, M.D.Crystal Lake, IL 600121922374024
  31. Joy Huang, MDChicago, IL 606111063350197
  32. Linda Huang, M.D.Chicago, IL 606141114083730
  33. Sheng Fu Huang, MDEvanston, IL 602021114651346
  34. Theodore Huang, M.D.Evanston, IL 602011245541531
  35. Yan HuangChicago, IL 606121548832959
  36. Janice Huber, M.D.Chicago, IL 606231649474404
  37. Bruce Huck, M.D.Chicago, IL 606061023129301
  38. Karla Hudson, MDHines, IL 601411023118387
  39. Kimberly Hudspeth, M.D.Germantown, IL 622451518079623
  40. Juan HuertaCicero, IL 608041841056181
  41. Daniela Huerta De Hathaway, MDCrystal Lake, IL 600121235390154
  42. Beatriz Huertas Rivera, M.D.Chicago, IL 607071508841982
  43. Stanley Huffman, MDCharleston, IL 619201760724785
  44. William Huffstutler, MDMount Vernon, IL 628641578513420
  45. Kathryn Hufmeyer, M.D.Chicago, IL 606111699060954
  46. Michael Hugar, MDElmhurst, IL 601261558343913
  47. Brian Hughes, M.D.Mount Vernon, IL 628641417001371
  48. Julia HughesMaywood, IL 601531285435230
  49. Radhika Huliyar, M.D.Long Grove, IL 600471679951727
  50. Sam Hull, MDLake Forest, IL 600451053319277

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.