NPPES file of Aug 9, 2026

Adult Development & Aging Psychologist in California

42 NPPES records list adult development & aging psychologist with a practice address in California, 0.1 per 100,000 residents, the 17th highest rate of 44. Los Angeles and Downey have the most; each record links to the provider's NPI and the California license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 103TA0700X · 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, 9

  1. Los Angeles9
  2. Downey2
  3. San Francisco2
  4. Anaheim1
  5. Berkeley1

Adult Development & Aging Psychologist records in California

  1. Sahar AliCorona, CA 928791902449366
  2. Tracy Artson, PH.D.San Francisco, CA 941151447461058
  3. James Bostwick, PH.D.Placentia, CA 928701205026028
  4. Abby Brewer-Johnson, PSY.D.San Diego, CA 921031346321742
  5. Cassandra Claiborne, NURSELos Angeles, CA 900021790533669
  6. Roberta Corson, PH.D.San Jose, CA 951171881802080
  7. Srbui Dertsakyan, M.A., PSY.D.Fairfield, CA 945331366706806
  8. Maya Elyashkevich, PSY.D.Camarillo, CA 930121750408183
  9. Aiyana GarciaHerald, CA 956381275309536
  10. Corinne Giantonio, PH.DLincoln, CA 956481013062017
  11. Terry Gock, PH.D.Rosemead, CA 911771558473876
  12. Gamze Gurbuz, PHDNorwalk, CA 906501578510640
  13. Chaka HollandMoreno Valley, CA 925531699647750
  14. Aline Lapierre, MFTLos Angeles, CA 900491568127306
  15. Dorothy Mandel, PSYCHOLOGY LICENSESanta Rosa, CA 954051679882880
  16. Michael Menefee, PH.D.Burlingame, CA 940101871552703
  17. Sylvia MontanoLos Angeles, CA 900251912426024
  18. Sarosh Motivala, PHDLos Angeles, CA 900951043364060
  19. Poorni Otilingam, PH.D.San Francisco, CA 941211649573064
  20. Suzanne OvanesyanDowney, CA 902411558164855
  21. Carol Owen, PHDEncino, CA 913161487296422
  22. Khachik PetrosyanGlendale, CA 912051033636501
  23. Smitha Rau, PSYDCupertino, CA 950141467741330
  24. Monika Riederle, PH.D.Los Angeles, CA 900381548477458
  25. Neil Rocklin, PH.D.Woodland Hills, CA 913641609807502
  26. Jonathon Rose, PH.D.San Mateo, CA 944011154382380
  27. Aida Saldivar, PH.D.Downey, CA 902421770611378
  28. Robert Sawicky, PH.D.Upland, CA 917861477605194
  29. Ronald Sharrin, PHDTopanga, CA 902901306142112
  30. Barbara Stephan, PH.D.San Luis Obispo, CA 934091235268103
  31. Isabelle Stierli, PH.D.Berkeley, CA 947051285969899
  32. Larry Taormina, PH. DSouth San Francisco, CA 940801487840658
  33. Sabrina TongAnaheim, CA 928051174203020
  34. Elizabeth TrejoLos Angeles, CA 900331760815765
  35. Rhiana VillasenorCity Of Industry, CA 917461376014068
  36. David Watson, PH.D.Huntington Beach, CA 926471154414936
  37. Gordon Wheeler, PHDSanta Cruz, CA 950601639664576
  38. Cristina WilsonPismo Beach, CA 934491649742479
  39. Janet Woznica, PH.D.Los Angeles, CA 900251932266582
  40. Alex Yufik, PSY.D., J.D.West Hollywood, CA 900481508080284
  41. Patricia ZadehLos Angeles, CA 900251598280620
  42. Eden Zigman, PHDLos Angeles, CA 900251932267234

Source: CMS NPPES, primary taxonomy 103TA0700X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 17 of 44 per resident

  1. Indiana0.1
  2. Nevada0.1
  3. Kentucky0.1
  4. California0.1
  5. Idaho0.1
  6. Wisconsin0.1
  7. 50 states and D.C.0.1

Source: CMS NPPES, primary taxonomy 103TA0700X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

2.4% of these records appear in a Medicare file, against 3.1% 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. California2.4%
  2. United States3.1%

Adult Development & Aging Psychologist records in California, measured

  • In a Medicare file1 of 42 · 2.4% here, 3.1% nationally
  • In the CMS Doctors and Clinicians file3 · 7.1% here, 10.5% nationally
  • Not updated in five years or more22 · 52.4% here, 43.9% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 103TA0700X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

42 NPPES records list adult development & aging psychologist (103TA0700X) as their primary taxonomy with a practice address in California: 0.1 per 100,000 residents against 0.1 nationally (50 states and D.C.). Los Angeles has 9 of them (21%).

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. Ohio27
  2. New York19
  3. Texas19
  4. Michigan17

States with a similar rate per 100,000

  1. Massachusetts0.1
  2. Florida0.1

The largest states

  1. Ohio27
  2. New York19
  3. Texas19
  4. Michigan17
  5. Florida16

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.