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 26 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. Bong Chang, M.D.Los Angeles, CA 900201427131150
  2. Brian ChangLos Angeles, CA 900341770119752
  3. Cecil Chang, M.D.Walnut Creek, CA 945981215178728
  4. Cecilia Chang, M.D.Yorba Linda, CA 928871780708164
  5. Christine Chang, MDSunnyvale, CA 940861750807764
  6. Elizabeth Chang, M.D.San Diego, CA 921231962745745
  7. Gilbert Chang, MDFairfield, CA 945341538195755
  8. Harry Chang, MDPanorama City, CA 914021366590200
  9. Helen Chang, M.D.Palo Alto, CA 943011275577256
  10. Irene Chang, MDChula Vista, CA 919111790756799
  11. Jenny Chang, M.D.Orange, CA 928681295020451
  12. Jin Chang, M.D.Mountain View, CA 940401073647988
  13. Justin ChangBellflower, CA 907061508507195
  14. Kevin Chang, M.D.Los Angeles, CA 900271881074862
  15. Kevin Chang, MDFresno, CA 937201760406789
  16. Kris Chang, D.O.Orange, CA 928681770965956
  17. Maria Chang, M.D.San Jose, CA 951281316294994
  18. Michael Chang, M.D.Loma Linda, CA 923541316144777
  19. Michael Chang, MDAnaheim, CA 928071790985372
  20. Millie Chang, MDLos Angeles, CA 900271962902296
  21. Patricia Chang, MDLos Altos, CA 940241104960756
  22. Pei Lin Chang, M.D.Orange, CA 928681003101569
  23. Richard Chang, M.D.Fontana, CA 922361831195882
  24. Richard Chang, M.D.Orange, CA 928681043317910
  25. Roxanne Chang, MDTorrance, CA 905011780623389
  26. S. Ming Chang, M.D.Walnut Creek, CA 945961114996618
  27. Sammy Chang, M.D.Sacramento, CA 958161710993969
  28. Laura Chang Strauss, MDColton, CA 923241164598157
  29. Ammar Changezi, MDChico, CA 959261538428040
  30. Phassarin Chansakul, MDCastro Valley, CA 945461922413038
  31. Caroline Chantry, M.D.Sacramento, CA 958171508849167
  32. Christina Chao, M.D., PH.D.Roseville, CA 956611407097439
  33. Dyann Chao, M.D.San Francisco, CA 941181235422155
  34. Eda Chao, M.D.Pleasanton, CA 945881396734067
  35. Mercedes Chapa, MDFresno, CA 937201295842326
  36. Lydia Chapelsky, MDSan Juan Capistrano, CA 926751427175900
  37. June Chapin, D.O.Harbor City, CA 907101902202658
  38. Alger Chapman, MD PHDSan Mateo, CA 944011437145216
  39. Kristin Chapman, MDPasadena, CA 911051093787822
  40. Antonia Charles, MDSan Jose, CA 951161063481695
  41. Cuthbert CharlesLos Angeles, CA 900031831231646
  42. Janessa Charles-Marcel, MDLoma Linda, CA 923541205246501
  43. Marcia Charles-Mo, M.D.Berkeley, CA 947051710071154
  44. Rokhsareh Charney, MDLos Altos, CA 940241902048028
  45. Monica Charpentier, M.DFremont, CA 945381326400375
  46. Alison Chase, D.O.Palo Alto, CA 943041104116904
  47. Elizabeth Chase, M.D.Pacific Palisades, CA 902721770825796
  48. John Chase, M.D.Los Angeles, CA 900271194084012
  49. Patricia Chase, M.D.Oakland, CA 946181558381707
  50. Yolanda Chassiakos, M.D.Northridge, CA 913301932112588

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.