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 27 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. Sam Chatterton-Kirchmeier, MDRichmond, CA 948041326481540
  2. Lily Chattopadhyay, M.D.Los Angeles, CA 900271518344258
  3. Clara Chau, M.D.Huntington Beach, CA 926471912151986
  4. Gulafsha Chaudhary, M.D.Fresno, CA 937201073860680
  5. Usha Chaudhary, M.D.Sylmar, CA 913421982803599
  6. Prachi Chauhan, MDManteca, CA 953361841550746
  7. Marshneil Chavan, M.D.Irvine, CA 926181316104508
  8. Linda Chavez, MDBellflower, CA 907061194892109
  9. Faisal Chawla, MDWest Hollywood, CA 900481073743951
  10. Kay Chea, MDLoma Linda, CA 923501912103797
  11. Rabia Cheema, M.DLos Angeles, CA 900951699033860
  12. Paul Cheesman, MDGilroy, CA 950201457437972
  13. Faraaz Chekeni, MD, PHDNapa, CA 945591104183904
  14. Alex Chen, MDLos Angeles, CA 900271760589139
  15. Alice Chen, MDLong Beach, CA 908151922003672
  16. Amy Chen, MDDavis, CA 956161508945239
  17. Angela Chen, MDSanta Clara, CA 950511528162815
  18. Bei Bei Chen, M.D.Palo Alto, CA 943011184041105
  19. Brian Chen, M.DLoma Linda, CA 923541316172703
  20. Calvin Chen, MDTustin, CA 927801831168111
  21. Cathy Chen, MDSacramento, CA 958231558823583
  22. Charles Chen, M.D.Monterey Park, CA 917541912922246
  23. Chen Chen, MDPalo Alto, CA 943041255710109
  24. Chen Chen, M.B.San Jose, CA 951311811683279
  25. Chien-Rong Chen, DOTorrance, CA 905021306306543
  26. Christine Chen, M.D.Arcadia, CA 910071275714602
  27. Crispina Chen, MDEl Monte, CA 917311558464107
  28. David Chen, M.D.Los Angeles, CA 900271528487915
  29. David Chen, M.D.Pleasanton, CA 945881538521653
  30. Edward Chen, M.D.Loma Linda, CA 923541255544664
  31. Eileen Chen, MDSan Diego, CA 921231932660966
  32. Elaine Chen, MDRiverside, CA 925051679622096
  33. Elaine Chen, MDSunnyvale, CA 940861073690921
  34. Ellen Chen, M.D.Wildomar, CA 925951457300097
  35. Ellen Chen, MDOakland, CA 946111356463319
  36. Eugene Chen, MDCosta Mesa, CA 926271417933243
  37. Geraldine Chen, MDArcadia, CA 910071306027834
  38. Hsuan-Hsiu Annie Chen, MDLos Angeles, CA 900951336642537
  39. Huiju Chen, M.D.San Francisco, CA 941431134162639
  40. Irene Chen, M.D.Roseville, CA 956611225143928
  41. Jane Chen, MDSunnyvale, CA 940861316035520
  42. Jane Chen, M.D.San Jose, CA 951241558406462
  43. Jen Jen Chen, MDLong Beach, CA 908061093027328
  44. Jennie Chen, M.D.San Leandro, CA 945771407891070
  45. Jennifer Chen, MDOceanside, CA 920561003234824
  46. Jennifer Chen, M.D.San Diego, CA 921021255785150
  47. Jing Chen, M.D.Diamond Bar, CA 917651699208942
  48. Judy Chen, MDAnaheim, CA 928011124654108
  49. Julie Chen, MDPalo Alto, CA 943041760525885
  50. Leian Chen, MDMarina Del Rey, CA 902921437310299

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.