NPPES file of Aug 9, 2026

Nephrology Physician in Iowa

92 NPPES records list nephrology physician with a practice address in Iowa, 2.9 per 100,000 residents, the 41st highest rate of 51. Iowa City and Des Moines have the most; each record links to the provider's NPI and the Iowa license search. Page 2 of 2.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RN0300X · 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, 40

  1. Iowa City40
  2. Des Moines21
  3. Cedar Rapids6
  4. Sioux City6
  5. Ames4

Nephrology Physician records in Iowa

  1. Imran KhawajaIowa City, IA 522421821825878
  2. Ameet Kumar, M.D.Iowa City, IA 522421518852466
  3. Sarat Kuppachi, MDIowa City, IA 522421093983629
  4. Michael Lee, MDFort Dodge, IA 505011407828718
  5. Robert Leisy, DODes Moines, IA 503091780647537
  6. Friedrich Luft, MDIowa City, IA 522461821119538
  7. Ashar Luqman, M.D.Sioux City, IA 511011275742090
  8. Anjali Mathew, M.DIowa City, IA 522421922253459
  9. Ivy MelgarejoDes Moines, IA 503091518349992
  10. Arani Nanavati, MDDes Moines, IA 503091538415575
  11. Jonathan Nizar, MDIowa City, IA 522421104083815
  12. Lama Noureddine, M.D.Iowa City, IA 522421013176817
  13. Cristina Pasarin, M.D.Waterloo, IA 507021801838354
  14. Jeremy Pepin, M.D.Council Bluffs, IA 515031073995973
  15. Abdallah PharaonIowa City, IA 522421396661393
  16. Kantima Phisitkul, MDSioux City, IA 511041063604726
  17. Paramesh Ramadugu, MBBSCedar Rapids, IA 524021871563858
  18. David Ringold, M.D.Dubuque, IA 520011912967118
  19. Moldovan Sabov, MDWest Burlington, IA 526551912403403
  20. Marion Sanders, M.D.Iowa City, IA 522421932305331
  21. Abha Saxena, MDCedar Rapids, IA 524011942427430
  22. Johann Schmolck, MDDes Moines, IA 503091629031471
  23. Craig Shadur, MDDes Moines, IA 503091851354674
  24. Michael Slavin, DOWaterloo, IA 507021194753806
  25. Robert Smith, D.O.Des Moines, IA 503141891746350
  26. Douglas Somers, MDIowa City, IA 522421609858919
  27. Maria Story, M.D.West Burlington, IA 526551639581895
  28. Hua Sun, M.D. PH.D.Iowa City, IA 522421487065934
  29. Dhivya Sundaramurthy, M.D.Des Moines, IA 503091790073328
  30. Manish Suneja, MDIowa City, IA 522421558396655
  31. Melissa Swee, M.D.Iowa City, IA 522421184919375
  32. Caridad Tan, MDSioux City, IA 511041326094095
  33. Christie Thomas, MD MBBSIowa City, IA 522421760470611
  34. Dominik Thomas, MDIowa City, IA 522421205324118
  35. Jobinson Thomas, M.D.Des Moines, IA 503141871530055
  36. Micheal Thomas, MDIowa City, IA 522421962089631
  37. Jennifer Thompson, D.O.Des Moines, IA 503091215224589
  38. Vignesh Viswanathan, MDDes Moines, IA 503091477905602
  39. Anne Voigts, MDCedar Rapids, IA 524011679689020
  40. John Whalen, M.D.Dubuque, IA 520011285694802
  41. Masaaki Yamada, M.D.Iowa City, IA 522421962766139
  42. Sameer Yaseen, M.D.Des Moines, IA 503091063415164

Source: CMS NPPES, primary taxonomy 207RN0300X: records by practice city and the list of records, file of Aug 9, 2026.

Iowa ranks 41 of 51 per resident

  1. Nebraska3.2
  2. Colorado3.1
  3. Arkansas3.0
  4. Iowa2.9
  5. South Dakota2.8
  6. Oklahoma2.8
  7. 50 states and D.C.4.0

Source: CMS NPPES, primary taxonomy 207RN0300X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

What the count covers

92 NPPES records list nephrology physician (207RN0300X) as their primary taxonomy with a practice address in Iowa: 2.9 per 100,000 residents against 4 nationally (50 states and D.C.). Iowa City has 40 of them (43%).

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. Arkansas92
  2. Utah84
  3. District of Columbia79
  4. New Mexico79

States with a similar rate per 100,000

  1. South Dakota2.8
  2. Oklahoma2.8
  3. Colorado3.1
  4. New Hampshire2.6

The largest states

  1. California1,468
  2. Texas1,159
  3. New York1,049
  4. Florida840
  5. Pennsylvania651

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.