NPPES file of Aug 9, 2026

Pediatric Adolescent Medicine Physician in California

280 NPPES records list pediatric adolescent medicine physician with a practice address in California, 0.7 per 100,000 residents, the 23rd highest rate of 51. Los Angeles and Palo Alto have the most; each record links to the provider's NPI and the California license search. Page 6 of 6.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 2080A0000X · 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, 21

  1. Los Angeles21
  2. Palo Alto16
  3. San Francisco13
  4. San Diego10
  5. Huntington Beach9

Pediatric Adolescent Medicine Physician records in California

  1. Ann Tipton, MDOakland, CA 946111912071515
  2. Kanani Titchen, MDPalo Alto, CA 943041184981797
  3. Kip Tulin, M.D.Bakersfield, CA 933091871680207
  4. Fernando Ulloa, M.D.San Rafael, CA 949011124140686
  5. Stanley Vance, MDOakland, CA 946111770809154
  6. Don Vanschenck, M.D.Sacramento, CA 958251154497543
  7. Malayattil Vijayalakshmi, M.DLong Beach, CA 908081033208160
  8. Megen Vo, MDPalo Alto, CA 943041437449832
  9. Curren Warf, MDLos Angeles, CA 900271124123245
  10. Jonathan Warus, MDPasadena, CA 911051801153010
  11. Judith Weiner, M.D.Beverly Hills, CA 902111508947631
  12. Christopher WeissPalo Alto, CA 943041659638823
  13. Jana Wells, M.D.Whittier, CA 906021710105341
  14. Kimberly WestLos Angeles, CA 900051770373995
  15. Gerald Whitman, M.D.Beverly Hills, CA 902111245397215
  16. Rebecca Whitney Mandel, M.D.Valencia, CA 913551083695605
  17. Charles Wibbelsman, MDSan Francisco, CA 941151508944133
  18. Mary Ann Wilkinson, G067652Laguna Hills, CA 926531427103365
  19. Karen Wilson, M.D.San Diego, CA 921301851390025
  20. Catharina Wolde-Yohannes, A052811Laguna Hills, CA 926531831244771
  21. Carolyn Wright, MDSan Francisco, CA 941181396757522
  22. Yu-Fei Wu, MDWhittier, CA 906021356554448
  23. Sophia Yen, MDPalo Alto, CA 943041447394929
  24. Gladys Hope Yerro, MDVan Nuys, CA 914111053676619
  25. Benita Young, MDSanta Maria, CA 934541013006949
  26. Amy Young Snodgrass, M.D.Loma Linda, CA 923541720001217
  27. Marleen Yu-Li, MDStockton, CA 952191962623207
  28. Imelda Yujuico-Danganan, M.D.Bellflower, CA 907061255401139
  29. Margaret Zdarzyl, M.D.Glendale, CA 912081649206921
  30. Michele Zucker, M.D.Carlsbad, CA 920081083663538

Source: CMS NPPES, primary taxonomy 2080A0000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 23 of 51 per resident

  1. Kansas0.8
  2. Ohio0.7
  3. Virginia0.7
  4. California0.7
  5. Maine0.7
  6. Wyoming0.7
  7. 50 states and D.C.0.8

Source: CMS NPPES, primary taxonomy 2080A0000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

42.1% of these records appear in a Medicare file, against 43.7% 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. California42.1%
  2. United States43.7%

Pediatric Adolescent Medicine Physician records in California, measured

  • In a Medicare file118 of 280 · 42.1% here, 43.7% nationally
  • In the CMS Doctors and Clinicians file13 · 4.6% here, 6.7% nationally
  • Not updated in five years or more201 · 71.8% here, 67.6% nationally
  • Median graduation year2007 · the 13 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 2080A0000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

280 NPPES records list pediatric adolescent medicine physician (2080A0000X) as their primary taxonomy with a practice address in California: 0.7 per 100,000 residents against 0.8 nationally (50 states and D.C.). Los Angeles has 21 of them (8%).

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 Jersey192
  2. New York372
  3. Maryland124
  4. Florida114

States with a similar rate per 100,000

  1. Maine0.7
  2. Virginia0.7
  3. Ohio0.7
  4. Illinois0.7

The largest states

  1. New York372
  2. New Jersey192
  3. Maryland124
  4. Florida114
  5. Pennsylvania112

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.