NPPES file of Aug 9, 2026

Nephrology Physician in Indiana

265 NPPES records list nephrology physician with a practice address in Indiana, 3.9 per 100,000 residents, the 17th highest rate of 51. Indianapolis and Fort Wayne have the most; each record links to the provider's NPI and the Indiana license search. Page 5 of 6.

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).

Indianapolis has the most, 109

  1. Indianapolis109
  2. Fort Wayne26
  3. Merrillville19
  4. Evansville15
  5. Mishawaka12

Nephrology Physician records in Indiana

  1. Stephanie Riggen, M.D.Indianapolis, IN 462601477726578
  2. Syed Rizvi, MDSouth Bend, IN 466281508836172
  3. Rachel Robinson, MDIndianapolis, IN 462601629271176
  4. Mark Rumancik, MDFort Wayne, IN 468451467454470
  5. Dawn Sabau, MDKokomo, IN 469021053485367
  6. Ashish Sadolikar, MDIndianapolis, IN 462021841751492
  7. Terence Samuel, M.D.Indianapolis, IN 462021376715334
  8. Joseph Santos, D.O.Indianapolis, IN 462271801896253
  9. Ravi Sarin, MDMuncie, IN 473041780652867
  10. Leslie Schmitz, DOMishawaka, IN 465451497873384
  11. Agnes Schrader, MDIndianapolis, IN 462601225023526
  12. Louis Seele, MDIndianapolis, IN 462601992838973
  13. Nicole Shammas, MDNoblesville, IN 460601598342271
  14. Asif Sharfuddin, M.D.Indianapolis, IN 462021942254065
  15. Samia Sheikh, M.D.Indianapolis, IN 462601184807448
  16. Shehla Sheikh, M.DFort Wayne, IN 468041891974879
  17. Syed Sher, MDIndianapolis, IN 462021174694665
  18. Paul Shin, MDLafayette, IN 479051821011594
  19. Alok Silodia, M.D.Indianapolis, IN 462601023202470
  20. Mandeep Singh, MDMuncie, IN 473041730390584
  21. Arjun Sinha, M.D.Indianapolis, IN 462021942468657
  22. Vikash Sinha, MDMerrillville, IN 464101740628726
  23. Milani Sivagnanam, M.D.Munster, IN 463211174937106
  24. Richard Sloan, M.D.Evansville, IN 477101467452821
  25. Stewart Smith, M.D.Evansville, IN 477141679573919
  26. Brian Sucharetza, MDMishawaka, IN 465451710987581
  27. Lily Sunio, M.D,Mishawaka, IN 465451467683904
  28. James Sutton, MDLafayette, IN 479051467411231
  29. Timothy Sutton, M.D.Indianapolis, IN 462021194780403
  30. Jacquelynn Swan, MDBrownsburg, IN 461121962462804
  31. Tim Taber, M.D.Indianapolis, IN 462021104823509
  32. Elizabeth Taber-Hight, DOIndianapolis, IN 462601306231311
  33. Pradeep Thodima, MDBloomington, IN 474031720376197
  34. Mohammad Tinawi, MDMunster, IN 463211770686669
  35. Theresa Travis, M.D.Bedford, IN 474211295778439
  36. Kupusamy Umapathy, M.D.Gary, IN 464081306842786
  37. Peter Umukoro, M.D.Danville, IN 461221679924013
  38. Dilip Unnikrishnan, MDEvansville, IN 477141366437279
  39. Sohail Usman, MDIndianapolis, IN 462271568495513
  40. Maria Valcarcel, MDFort Wayne, IN 468041801054358
  41. Marisela Varela, MDMerrillville, IN 464101780678870
  42. Venkat Vavilala, MDMerrillville, IN 464101730186081
  43. Kanakapura Venkatakrishna, MDFort Wayne, IN 468451144222142
  44. Gaurav Verma, M.D.Terre Haute, IN 478041730201096
  45. James Voelker, M.D.Indianapolis, IN 462851801977426
  46. Sudhir Vyakaranam, MDMishawaka, IN 465451407019037
  47. Bryan Waldo, M.D.Valparaiso, IN 463831982716486
  48. Qin Wang-Joy, MDIndianapolis, IN 462601992790299
  49. Lori Wanko, DOLafayette, IN 479051215270897
  50. Keith Watson, M.DBloomington, IN 474031972540557

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

Indiana ranks 17 of 51 per resident

  1. Hawaii4.5
  2. Ohio4.2
  3. Nevada3.9
  4. Indiana3.9
  5. Kentucky3.8
  6. Texas3.8
  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

265 NPPES records list nephrology physician (207RN0300X) as their primary taxonomy with a practice address in Indiana: 3.9 per 100,000 residents against 4 nationally (50 states and D.C.). Indianapolis has 109 of them (41%).

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. Tennessee266
  2. Minnesota261
  3. Arizona278
  4. Washington284

States with a similar rate per 100,000

  1. Kentucky3.8
  2. Nevada3.9
  3. Texas3.8
  4. Virginia3.8

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.