NPPES file of Aug 9, 2026

Pediatrics Physician in California

9,272 NPPES records list pediatrics physician with a practice address in California, 24 per 100,000 residents, the 14th highest rate of 51. Los Angeles and San Francisco have the most; each record links to the provider's NPI and the California license search. Page 121 of 186.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 208000000X · 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, 919

  1. Los Angeles919
  2. San Francisco514
  3. San Diego454
  4. Oakland338
  5. Palo Alto321

Pediatrics Physician records in California

  1. Tin Nguyen, M.D.San Francisco, CA 941091275546079
  2. Traihoa Nguyen, M.DVallejo, CA 945911164475307
  3. Tran Nguyen, MDRoseville, CA 956611396823068
  4. Truc Nguyen, MDChula Vista, CA 919141881884054
  5. Tuan Nguyen, M.D.Los Angeles, CA 900271881023034
  6. Vania Nguyen, M.D.Los Angeles, CA 900661124125943
  7. VI Nguyen, M.D.San Diego, CA 921231053540534
  8. Jennifer Nguyen ChewTruckee, CA 961611386064269
  9. Cindy Nguyen Delsignore, M.D.Novato, CA 949451952317885
  10. Joan Nguyen-Khait, MDFontana, CA 923351962705533
  11. Tramy Nguyen-Mok, M.D.Fountain Valley, CA 927081144322645
  12. Hue Nguyen-Ngo, D.O.Hollister, CA 950231033138052
  13. Hanh-Uyen Nguyen-Tang, M.D.Orange, CA 928681851588156
  14. Jacqueline Nguyen-Williams, M.D.Los Angeles, CA 900271558894212
  15. Yenchi Nguyenphuc, MDWestminster, CA 926831912063926
  16. Jeffrey Ni, MDSan Francisco, CA 941581639630114
  17. Nastasia Nianiaris, MDPalmdale, CA 935511023461696
  18. Jaleh Niazi, M.D.Berkeley, CA 947071053300988
  19. Laila Niazi, M.D.Sacramento, CA 958251558372508
  20. Suhad Niazi, M.D.Ventura, CA 930031730243965
  21. Courtney Nicholas, M.D.Orange, CA 928681902059934
  22. Tim Nicholls, M.D.San Francisco, CA 941181629090022
  23. Breck NicholsLos Angeles, CA 900331154447530
  24. Carolyn Nichols, MDLong Beach, CA 908071801829791
  25. Heather Nichols, M.D.Ventura, CA 930031346465796
  26. Justin Nichols, MDSan Diego, CA 921231568966893
  27. Mark Nicks, MDWoodland Hills, CA 913671881765709
  28. Yona Nicolau, M.D.Madera, CA 936361740437953
  29. Alison Niederer, MDSan Francisco, CA 941151386722932
  30. Katherine NielsenTorrance, CA 905021598129249
  31. Angela Niemi, MDSanta Rosa, CA 954031699271684
  32. Delma Nieves, M.D.Orange, CA 928681083894315
  33. Raquel Nieves, MDLivermore, CA 945501386781466
  34. Pronoti Nigam, MDSan Jose, CA 951351053390310
  35. Jasreena Nijjar, M.DLos Angeles, CA 900271104221704
  36. Varona Nikore, MDLa Habra, CA 906311447449343
  37. Bjorn NilsonFresno, CA 937021548379605
  38. Sara Nimmons, MDLompoc, CA 934361851659346
  39. Cynthia NinoLong Beach, CA 908061316524952
  40. Steven Nishibayashi, MDGlendale, CA 912021386646867
  41. Moena NishikawaVista, CA 920831407434533
  42. Patricia NishikawaLos Angeles, CA 900151285883272
  43. Yasuhiro Nishiura, M.D.Fontana, CA 923351225128770
  44. Carmelita Nisperos, M.D.Manteca, CA 953361760594089
  45. Beti Nissan, MDSan Diego, CA 921011396705299
  46. Vivien Nite-Dela Cruz,m.d., M.D.Alhambra, CA 918011255491452
  47. Cindy Njemanze, MDLong Beach, CA 908051750612719
  48. Margaret Nkansah, MDLos Angeles, CA 900331043714421
  49. Julie Noble, M.D.Torrance, CA 905021801941596
  50. Rofida Nofal, MDPalo Alto, CA 943041578979340

Source: CMS NPPES, primary taxonomy 208000000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 14 of 51 per resident

  1. Illinois25
  2. Ohio25
  3. Missouri25
  4. California24
  5. New Hampshire24
  6. New Jersey23
  7. 50 states and D.C.22

Source: CMS NPPES, primary taxonomy 208000000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

30.5% of these records appear in a Medicare file, against 36.4% 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. California30.5%
  2. United States36.4%

Pediatrics Physician records in California, measured

  • In a Medicare file2,831 of 9,272 · 30.5% here, 36.4% nationally
  • In the CMS Doctors and Clinicians file754 · 8.1% here, 8.7% nationally
  • Not updated in five years or more6,017 · 64.9% here, 58.4% nationally
  • Median graduation year2012 · the 754 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 208000000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

9,272 NPPES records list pediatrics physician (208000000X) as their primary taxonomy with a practice address in California: 24 per 100,000 residents against 22 nationally (50 states and D.C.). Los Angeles has 919 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. New York5,795
  2. Texas5,641
  3. Florida3,996
  4. Pennsylvania3,382

States with a similar rate per 100,000

  1. New Hampshire23.5
  2. New Jersey23.5
  3. Virginia23.2
  4. American Samoa22.8

The largest states

  1. New York5,795
  2. Texas5,641
  3. Florida3,996
  4. Pennsylvania3,382
  5. Illinois3,176

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.