NPPES file of Aug 9, 2026

Diagnostic Radiology Physician in Illinois

1,874 NPPES records list diagnostic radiology physician with a practice address in Illinois, 15 per 100,000 residents, the 11th highest rate of 51. Chicago and Springfield have the most; each record links to the provider's NPI and the Illinois license search. Page 7 of 38.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 2085R0202X · 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, 599

  1. Chicago599
  2. Springfield129
  3. Maywood113
  4. Evanston85
  5. Peoria75

Diagnostic Radiology Physician records in Illinois

  1. David Chiang, M.D.Aurora, IL 605041275794653
  2. Raj ChinnappanHarvey, IL 604261023332814
  3. Mumtaz Chinoy, M.D.Palos Heights, IL 604631720091713
  4. James Chiu, M.D.Evanston, IL 602011922040005
  5. Ming Lun Chiu, MDChicago, IL 606111194358200
  6. Alyssa Choate, M.D.Evanston, IL 602011245486455
  7. David Choe, M.D.Joliet, IL 604351477555027
  8. Michael Choe, MDJoliet, IL 604351851771562
  9. Mark Choi, DOBerwyn, IL 604021982690830
  10. Jason Chon, M.D.Chicago, IL 606121376702852
  11. Amit Chopra, MDChicago, IL 606371114668365
  12. Howard Chrisman, MDChicago, IL 606111053373720
  13. Lee Christensen, M.D.Blue Island, IL 604061760460091
  14. Lucy Ann Christopherson, MDBelleville, IL 622261154378354
  15. Stanley ChuMaywood, IL 601531710452669
  16. Geoffrey Chun, M.D.Downers Grove, IL 605151205811379
  17. Jeffrey Chung, MDHoffman Estates, IL 601941396713590
  18. John Cieslak, M.D., PH.D.Evanston, IL 602011740574748
  19. Theodore ClarkNorth Chicago, IL 600641568233260
  20. Matthew Cleveland, MDSpringfield, IL 627021780243766
  21. Kevin Coakley, MDSpringfield, IL 627041033166418
  22. Gregg Coccaro, M.D.Chicago Heights, IL 604111760587869
  23. Blake Cohen, M.D.Peoria, IL 616371558650101
  24. Fawn Cohen, M.D.Palos Heights, IL 604631780852822
  25. Tiffany Cole, MD, MBAChicago, IL 606121942941661
  26. John CollinsChicago, IL 606371497086722
  27. Katherine Conlon, MDChicago, IL 606111962891739
  28. Drew ConnerSpringfield, IL 627021346080322
  29. John Connolly, M.D.Chicago, IL 606221215987508
  30. Ernest Conti, MDMcHenry, IL 600501033133426
  31. Sarah Conway, MDBarrington, IL 600101770613630
  32. David Cook, M.D.Hinsdale, IL 605211720001415
  33. William Cooley, M.D.Normal, IL 617611972559912
  34. Richard Cooper, MDMaywood, IL 601531235116112
  35. Carol Corbridge, M.D.Chicago, IL 606121407967714
  36. Adrian Cordoba, M.D.Normal, IL 617611942249131
  37. Angelina Cords, M.DChicago, IL 606111497289169
  38. Peter Cormier, M.D.Arlington Heights, IL 600051821099052
  39. Peter Cormier, MDChicago, IL 606251942707815
  40. Tyler Cornelius, M.D.Kankakee, IL 609011447593116
  41. Manuel Corrales, M.D.Chicago, IL 606291811053820
  42. Eliona Corrigan, DOChicago, IL 606121154639979
  43. Timothy Cotter, M.D.Chicago, IL 606081790769511
  44. John Courtney, M.D.Naperville, IL 605631194701144
  45. Christopher Coury, MDLibertyville, IL 600481518985977
  46. Steven Coventry, MDPeoria, IL 616371609942333
  47. Jason Cox, MDSpringfield, IL 627041710117577
  48. Daniel Crane, M.D.Arlington Heights, IL 600051942202601
  49. Steven Cremer, M.D.Moline, IL 612651205837804
  50. Marlee Crews, MDChicago, IL 606111538746136

Source: CMS NPPES, primary taxonomy 2085R0202X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 11 of 51 per resident

  1. New York16
  2. Michigan16
  3. Missouri16
  4. Illinois15
  5. New Hampshire14
  6. Maryland14
  7. 50 states and D.C.13

Source: CMS NPPES, primary taxonomy 2085R0202X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

71.3% of these records appear in a Medicare file, against 73.1% 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. Illinois71.3%
  2. United States73.1%

Diagnostic Radiology Physician records in Illinois, measured

  • In a Medicare file1,337 of 1,874 · 71.3% here, 73.1% nationally
  • In the CMS Doctors and Clinicians file1,202 · 64.1% here, 68.5% nationally
  • Not updated in five years or more813 · 43.4% here, 56.9% nationally
  • Median graduation year2004 · the 1,201 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 2085R0202X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

1,874 NPPES records list diagnostic radiology physician (2085R0202X) as their primary taxonomy with a practice address in Illinois: 15 per 100,000 residents against 13 nationally (50 states and D.C.). Chicago has 599 of them (32%).

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. Minnesota1,700
  2. Massachusetts1,658
  3. Michigan1,584
  4. Ohio1,582

States with a similar rate per 100,000

  1. New Hampshire14.3
  2. Maryland14.2
  3. Missouri15.8
  4. New York16.1

The largest states

  1. California4,500
  2. New York3,146
  3. Texas3,124
  4. Florida2,761
  5. Pennsylvania2,199

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.