NPPES file of Aug 9, 2026

Nephrology Physician in Illinois

572 NPPES records list nephrology physician with a practice address in Illinois, 4.6 per 100,000 residents, the 12th highest rate of 51. Chicago and Evergreen Park have the most; each record links to the provider's NPI and the Illinois license search. Page 10 of 12.

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).

Chicago has the most, 195

  1. Chicago195
  2. Evergreen Park19
  3. Maywood19
  4. Peoria19
  5. Joliet16

Nephrology Physician records in Illinois

  1. Samuel Saltzberg, M.D.Chicago, IL 606121629187703
  2. Martina Isabel Salud, MDChicago, IL 606111154002996
  3. Adel Samad, M.D.Orland Park, IL 604621033427794
  4. Manpreet Samra, MDMaywood, IL 601531215128400
  5. Suresh Samson, M.DOlympia Fields, IL 604611265685242
  6. Krishna Sankaran, MDRockford, IL 611071558353631
  7. Subramanyam Santhanam, MDEvanston, IL 602011225112741
  8. Tauseef Sarguroh, MDOlympia Fields, IL 604611235442443
  9. Khaleel Sayeed, M.D.Chicago, IL 606221942529623
  10. Patrick Schiller, MDMount Prospect, IL 600561376004929
  11. David Schlieben, MDNaperville, IL 605401538166210
  12. Kelly Schlotman, MDWinfield, IL 601901780175828
  13. William Schlueter, MDChicago, IL 606111841218914
  14. Julia Schneider, M.D.Highland Park, IL 600351275796385
  15. Stanton Schultz, M.D.Mt Vernon, IL 628641073513313
  16. Laura Scott, DO, MSPeoria, IL 616031821655838
  17. Gilad Segal, MDChicago, IL 606111154070530
  18. J. Sehy, M.D.Champaign, IL 618221548278229
  19. Regan Seipp, M.D.Winfield, IL 601901306256284
  20. Natalie Selk, MDEvergreen Park, IL 608051881851400
  21. Arouna Senthilkumar, M.D.Highland Park, IL 600351063618460
  22. Andres Serrano, M.D.Chicago, IL 606081336354562
  23. Mohammad Shafi, M.D.Joliet, IL 604351528052792
  24. Malathi Shah, M.D.Chicago, IL 606491073643193
  25. Rony Shah, M.D.Chicago, IL 606121295225365
  26. Shivani Shah, M.D.Naperville, IL 605401982837779
  27. Vipuj Shah, MDHazel Crest, IL 604291447491808
  28. Farheen Shah-Khan, MDChicago, IL 606421164644480
  29. Irum Shahab, M.D.Aurora, IL 605041811165962
  30. Mohammed Shakaib, M.D.Hoffman Estates, IL 601691609814128
  31. Roshan Sher Ali, MDElmhurst, IL 601261376646828
  32. Ashwin Shetty, MDChicago, IL 606251376799163
  33. Kumarpal Shrishrimal, MDPeoria, IL 616031023217551
  34. Ahmed Siddiqui, D.O.Chicago, IL 606071235584541
  35. Muhammad Danial Siddiqui, MDJoliet, IL 604351831685585
  36. Wasay Siddiqui, DOChicago, IL 606121508507419
  37. Kareen Simpson, M.D.Chicago, IL 606431780663963
  38. Marvin Sinsakul, M.D.Chicago, IL 606071073620936
  39. Earl Smith, M.D.Chicago, IL 606081760483614
  40. Lawrence Smith, M.D.Springfield, IL 627111457323669
  41. Maria Sobrero, MDChicago, IL 606161255318879
  42. Rupinder Sodhi, MDMaywood, IL 601531518195049
  43. Neil Soifer, MDWilmette, IL 600911134106735
  44. Ryan SongChicago, IL 606371518595487
  45. Shen Song, MDMount Prospect, IL 600561518386911
  46. Pardeep Sood, MDAurora, IL 605041205870276
  47. Ruchi Sood, MDCrystal Lake, IL 600121700191343
  48. Ramesh Soundararajan, M.D.Chicago Heights, IL 604111376523647
  49. George Sousanieh, MDEvergreen Park, IL 608051033514625
  50. Robert Sparrow, MDPeoria, IL 616031134259781

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

Illinois ranks 12 of 51 per resident

  1. Rhode Island4.7
  2. Connecticut4.6
  3. Missouri4.6
  4. Illinois4.6
  5. Minnesota4.5
  6. Hawaii4.5
  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.

87.1% of these records appear in a Medicare file, against 85.8% 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. Illinois87.1%
  2. United States85.8%

Nephrology Physician records in Illinois, measured

  • In a Medicare file498 of 572 · 87.1% here, 85.8% nationally
  • In the CMS Doctors and Clinicians file433 · 75.7% here, 76.0% nationally
  • Not updated in five years or more221 · 38.6% here, 54.9% nationally
  • Median graduation year2002 · the 433 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RN0300X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

572 NPPES records list nephrology physician (207RN0300X) as their primary taxonomy with a practice address in Illinois: 4.6 per 100,000 residents against 4 nationally (50 states and D.C.). Chicago has 195 of them (34%).

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. Ohio499
  2. Pennsylvania651
  3. New Jersey433
  4. Georgia417

States with a similar rate per 100,000

  1. Minnesota4.5
  2. Hawaii4.5
  3. Missouri4.6
  4. Connecticut4.6

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.