NPPES file of Aug 9, 2026

Diagnostic Radiology Physician in Iowa

364 NPPES records list diagnostic radiology physician with a practice address in Iowa, 11 per 100,000 residents, the 34th highest rate of 51. Iowa City and Cedar Rapids have the most; each record links to the provider's NPI and the Iowa license search. Page 6 of 8.

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).

Iowa City has the most, 140

  1. Iowa City140
  2. Cedar Rapids48
  3. Clive23
  4. Davenport20
  5. Des Moines19

Diagnostic Radiology Physician records in Iowa

  1. Charles Olson, MDAmes, IA 500141407847015
  2. Masanari Onizuka, M.B.Iowa City, IA 522421831307941
  3. Michelle Ouyang, MDIowa City, IA 522421255726329
  4. Wei Ouyang, M.D.Cedar Rapids, IA 524021306159439
  5. John Paiva, M.D.Mt Pleasant, IA 526411659331106
  6. Stanley Parker, M.D.Iowa City, IA 522461316958192
  7. Aditi Patel, MDCedar Rapids, IA 524021942867494
  8. Sarah Pauley, M.D., PH.D.Cedar Rapids, IA 524021447400288
  9. Retta Pelsang, MDDavenport, IA 528071548220429
  10. Colton Perry, MDIowa City, IA 522421811742034
  11. Austin PetersDes Moines, IA 503091033538426
  12. Jeana Petree, M.D.Mason City, IA 504011285687137
  13. Joseph Phelan, MDDavenport, IA 528071306807755
  14. Robert Picchiotti, M.DBettendorf, IA 527221821411547
  15. Dennis Pleshakov, MDIowa City, IA 522421760132781
  16. Fabiana Policeni, MDIowa City, IA 522421033372149
  17. Curtis Poor, MDIowa City, IA 522421942260732
  18. Thomas Posch, M.D.Orange City, IA 510411366442972
  19. Rachel Preisser, M.D.Clive, IA 503251487813903
  20. Fabiola Procaci Kestelman, MDIowa City, IA 522421780256586
  21. Michael Quinn, MDDes Moines, IA 503161558356220
  22. Greg Raecker, DOWaterloo, IA 507011225076029
  23. Maheen Rajput, M.D.Iowa City, IA 522421316064637
  24. Thomas Ralston, M.D.Urbandale, IA 503231073570149
  25. Raviv Ramdial, MDDes Moines, IA 503141497016273
  26. Brian Randall, M. D.Cedar Rapids, IA 524021659379006
  27. Abigail Reutzel, MDIowa City, IA 522421073204582
  28. Richard Rezko, M.D.Iowa City, IA 522421134489693
  29. Patrick Rheingans, MDDavenport, IA 528071801856638
  30. Michael Riley, M.D.Dubuque, IA 520011194799577
  31. Mary Rish, BSRT (R)Des Moines, IA 503161760119465
  32. Rebecca RistIowa City, IA 522421710770029
  33. John Rogers, MDDavenport, IA 528071083675466
  34. Paulo Henrique Rosado De Castro, MDIowa City, IA 522421609722610
  35. Joshua Rosebrook, MDWest Des Moines, IA 502661730128109
  36. Mothana Saad Eldine, MDIowa City, IA 522421457889354
  37. Luke SabalIowa City, IA 522421619760113
  38. Mohammed Sabawi, M.B.CH.BIowa City, IA 522421609542539
  39. Kaoru Sasaka, MDIowa City, IA 522421154319002
  40. Takashi Sato, MDIowa City, IA 522421023245115
  41. Yutaka Sato, MDIowa City, IA 522421063400919
  42. Derek Savells, M.D.Iowa City, IA 522421316267818
  43. Paulo Savoia Dias Da Silva, MDIowa City, IA 522421952157380
  44. Raymond Schamel, M.D.Fort Dodge, IA 505011336126457
  45. Frank Scheible, M. DCedar Rapids, IA 524021780682310
  46. Donald Schenk, M.D.Sioux City, IA 511011134198542
  47. Paul Schneider, D OCedar Rapids, IA 524021891793428
  48. Alicia Schrader, D.O.West Burlington, IA 526551265727606
  49. Samuel Schulte, MD, PHDIowa City, IA 522421083416531
  50. Gary Schweiger, M. D.Cedar Rapids, IA 524021164420592

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

Iowa ranks 34 of 51 per resident

  1. California12
  2. South Dakota12
  3. Indiana11
  4. Iowa11
  5. West Virginia11
  6. New Mexico11
  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.

61.0% 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. Iowa61.0%
  2. United States73.1%

Diagnostic Radiology Physician records in Iowa, measured

  • In a Medicare file222 of 364 · 61.0% here, 73.1% nationally
  • In the CMS Doctors and Clinicians file199 · 54.7% here, 68.5% nationally
  • Not updated in five years or more183 · 50.3% here, 56.9% nationally
  • Median graduation year2006 · the 199 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

364 NPPES records list diagnostic radiology physician (2085R0202X) as their primary taxonomy with a practice address in Iowa: 11 per 100,000 residents against 13 nationally (50 states and D.C.). Iowa City has 140 of them (38%).

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. Utah327
  2. Oklahoma404
  3. Kansas312
  4. Nevada310

States with a similar rate per 100,000

  1. Indiana11.4
  2. West Virginia11.2
  3. South Dakota11.5
  4. California11.5

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.