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 32 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. Daniel Shekleton, M.D.Springfield, IL 627031699830174
  2. Hang Shen, M.D.Chicago Heights, IL 604111811092927
  3. Linda Sherbahn, MDHighland Park, IL 600351578599056
  4. Leonard Sherman, MDNaperville, IL 605401336190735
  5. Andrew Sherrick, MDSpringfield, IL 627031689615767
  6. Deepa Sheth, MDChicago, IL 606371174753263
  7. Ravi Sheth, MDChicago, IL 606111114364106
  8. Sujay Sheth, M.D.Chicago, IL 606371669733184
  9. Rajit Shetty, MDLombard, IL 601481881662245
  10. Peter Shile, MDPeoria, IL 616021568531382
  11. Akiko Shimauchi, MDChicago, IL 606371376775866
  12. Eliza Shin, MDChicago, IL 606111306836945
  13. Parvez Shirazi, MDDes Plaines, IL 600161649211137
  14. Young Shiuan, MDMaywood, IL 601531659174167
  15. David Shlensky, M.D.Chicago, IL 606311437505005
  16. Merrick ShorChicago, IL 606121336171420
  17. Richard Shore, MDChicago, IL 606111548254220
  18. Sami Sibai, M.D.Urbana, IL 618011740478494
  19. Nancy Sibigtroth, M.D.Chicago, IL 606081013917764
  20. Aheed Siddiqi, M.D.Downers Grove, IL 605151346410453
  21. Faaiza Siddique, MDMaywood, IL 601531699450692
  22. Faisal Siddiqui, MDWinfield, IL 601901760877385
  23. Mariah Siddiqui, MDMaywood, IL 601531568604726
  24. Nasir Siddiqui, M.D.Joliet, IL 604351285925248
  25. Avielle Siegel, MDElgin, IL 601231982137766
  26. Michael Siegfried, M.D.Park Ridge, IL 600681013918523
  27. Nathan Siesener, MDBelleville, IL 622261295239804
  28. Wendy Silcox, MDGrayslake, IL 600301497934475
  29. Donatas Siliunas, M.D.Elk Grove Village, IL 600071548261910
  30. Bruce Silver, MDEvanston, IL 602011174613095
  31. Robert Silvers, MDHighland Park, IL 600351023037462
  32. Alan Simon, MDElmhurst, IL 601261861413411
  33. Todd Singer, MDNaperville, IL 605401326099722
  34. Amitabh Singh, M.D.Elgin, IL 601201265494793
  35. Bhurji SinghBurr Ridge, IL 605271457392920
  36. Nimarta Singh, MD, MPHChicago, IL 606311073892253
  37. Pavitar Singh, MDAurora, IL 605041376594218
  38. Vinay Singh, M.D.Arlington Heights, IL 600051366444770
  39. Edward Singleton, M.D.New Lenox, IL 604511700855806
  40. Pakorn Sirijintakarn, M.D.Chicago, IL 606741588643449
  41. Nicholas Skezas, MDChicago, IL 606571588616189
  42. Christopher Sleckman, MDChicago, IL 606111760285712
  43. Ben Smith, MDChicago, IL 606111548744717
  44. Gail Smith, MDEvanston, IL 602011841223153
  45. Gretchen Smith, MDChicago, IL 606111619170263
  46. Michael Smith, M.D.Chicago, IL 606111386637148
  47. Stephen Smith, M.D.Chicago, IL 606861578514543
  48. Charles Smittkamp, M.D.Springfield, IL 627691942492475
  49. Harry Smouse, MDPeoria, IL 616021700955515
  50. Jason Smythe, M.D.McHenry, IL 600501831361963

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.