NPPES file of Aug 9, 2026

Nephrology Physician in California

1,468 NPPES records list nephrology physician with a practice address in California, 3.8 per 100,000 residents, the 22nd highest rate of 51. Los Angeles and San Diego have the most; each record links to the provider's NPI and the California license search. Page 11 of 30.

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).

Los Angeles has the most, 151

  1. Los Angeles151
  2. San Diego75
  3. San Francisco70
  4. Sacramento57
  5. Stanford39

Nephrology Physician records in California

  1. Jingbo Huang, MDLos Angeles, CA 900341386955862
  2. Kevin Huang, M.D.Whittier, CA 906021275540114
  3. Minna Huang, M.D.Upland, CA 917861841447745
  4. Solomon Huang, M.D.Upland, CA 917861184939381
  5. Yihung Huang, M.D.Sacramento, CA 958171659478121
  6. Aibar Huatuco, M.D.Tracy, CA 953761245223932
  7. Kavitha Hubbard, M.D.Los Gatos, CA 950331124058805
  8. Piper Hughes, M.D.Roseville, CA 956611750647285
  9. Henry Hulter, M.D.San Rafael, CA 949031104139633
  10. Coreen Huo, DOGlendale, CA 912061932626553
  11. Mohammad Ahraz Hussain, MDRedondo Beach, CA 902781801245063
  12. Shahid Hussain, M.D.El Centro, CA 922431063497220
  13. Klemens Huynh, M.D.Highland, CA 923461184652935
  14. Paul Huynh, DOMoreno Valley, CA 925531750337341
  15. Daniel Hwang, M.D.San Bernardino, CA 924041629150081
  16. David Hwang, DOLos Angeles, CA 900271003475039
  17. Hla Myint Maung Hwang, M.D.Ontario, CA 917621356357560
  18. Mei-Tsuey Hwang, MDFresno, CA 937201184771974
  19. Michelle Hwang, M.D.Torrance, CA 905051134503337
  20. Jim-Jer Hwu, MDMonterey Park, CA 917551275634248
  21. Josephine Hwu, MDAlhambra, CA 918011194170894
  22. Paul Hwu, M.D.Alhambra, CA 918011073895868
  23. Nuha Ibrahim, MDLos Angeles, CA 900331043519341
  24. Jesse Ikeme, MDSan Francisco, CA 941431558859546
  25. Daniel Ikemiyashiro, M.D.Merced, CA 953481801837208
  26. Ilyas Iliya, MDSan Francisco, CA 941101336214634
  27. Talha Imam, MDFontana, CA 923351740357557
  28. Jennifer Imparato, DOWhittier, CA 906021770786469
  29. Donald Inadomi, M.D.Torrance, CA 905031154429314
  30. Sergio Infante, MDColton, CA 923241962611897
  31. Sharon Inokuchi, MDSouth San Francisco, CA 940801194803775
  32. Jula Inrig, MDOrange, CA 928681740393743
  33. Claudia Iota-HerbeiBerkeley, CA 947051548367113
  34. Muhammad Iqbal, M.D.Pasadena, CA 911051578515896
  35. Salam Ishak, M.DRiverside, CA 925051427152842
  36. Julie Ishida, MDSan Francisco, CA 941431962642579
  37. Mohammad Ismail, MDParamount, CA 907231730105784
  38. Mosen Istwani, MDRiverside, CA 925031043229453
  39. Kriengsak Itsara, MDModesto, CA 953501558363739
  40. Margaret Ivanov, M.D.San Diego, CA 921031326427014
  41. Christine Ives, M.D.Ukiah, CA 954821043374879
  42. Joachim IX, M.D.San Diego, CA 921031720017536
  43. Sreesh Iyengar, MDSan Bernardino, CA 924041699069146
  44. Amer Jabara, M.D.Orange, CA 928681760475701
  45. Moussa Jabbour, M.D.San Diego, CA 921031255741633
  46. Golriz Jafari, MDMontebello, CA 906401174629166
  47. Anagha Jain, MDRedwood City, CA 940631023107257
  48. Neha Jain, MDOakland, CA 946021801359260
  49. Rashmi Jain, M.D.Burlingame, CA 940101346444577
  50. Sunil Jain, MBBS, MDLoma Linda, CA 923501477750602

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

California ranks 22 of 51 per resident

  1. Texas3.8
  2. Virginia3.8
  3. Georgia3.8
  4. California3.8
  5. South Carolina3.8
  6. Michigan3.7
  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.

88.2% 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. California88.2%
  2. United States85.8%

Nephrology Physician records in California, measured

  • In a Medicare file1,295 of 1,468 · 88.2% here, 85.8% nationally
  • In the CMS Doctors and Clinicians file1,128 · 76.8% here, 76.0% nationally
  • Not updated in five years or more909 · 61.9% here, 54.9% nationally
  • Median graduation year2001 · the 1,128 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

1,468 NPPES records list nephrology physician (207RN0300X) as their primary taxonomy with a practice address in California: 3.8 per 100,000 residents against 4 nationally (50 states and D.C.). Los Angeles has 151 of them (10%).

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. Texas1,159
  2. New York1,049
  3. Florida840
  4. Pennsylvania651

States with a similar rate per 100,000

  1. South Carolina3.8
  2. Georgia3.8
  3. Virginia3.8
  4. Michigan3.7

The largest states

  1. Texas1,159
  2. New York1,049
  3. Florida840
  4. Pennsylvania651
  5. Illinois572

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.