NPPES file of Aug 9, 2026

Prescribing (Medical) Psychologist in California

26 NPPES records list prescribing (medical) psychologist with a practice address in California, 0.1 per 100,000 residents, the 22nd highest rate of 42. Oakland and San Francisco 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 103TP0016X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Oakland has the most, 2

  1. Oakland2
  2. San Francisco2
  3. Beverly Hills1
  4. Cloverdale1
  5. Culver City1

Prescribing (Medical) Psychologist records in California

  1. Barry Aaronson, PSYCHOLOGISTIrvine, CA 926121851501787
  2. Claude Arnett, M.D.Santa Ana, CA 927031528245917
  3. Susan Bakota, ED.D.Beverly Hills, CA 902121861615924
  4. Mary Ann Barr, PH.D.Mill Valley, CA 949411811102908
  5. Debra Beckel, PSY.DVentura, CA 930031093931701
  6. Brent Cox, M.D.Petaluma, CA 949521043424237
  7. Judith Dietch, PH.DTempleton, CA 934651982828463
  8. Dyan Dreisbach, M.D.San Francisco, CA 941241396980520
  9. Andrew Fisher, PH.D.Oakland, CA 946181619193273
  10. Nathaniel Goodlow, PH.D.San Leandro, CA 945771528278561
  11. Stanley GoodmanEncino, CA 913161447496930
  12. Gay Hartell, PH.D.Newport Beach, CA 926631811103377
  13. Karen Jones, MDFountain Valley, CA 927081992914782
  14. Miriam Lundy, PMHNPOakland, CA 946091114231065
  15. Marcus Olsen, PA-CSan Jose, CA 951281649906819
  16. Timothy Pagano, PHD, ABPP, MSCPEdwards Afb, CA 935231881138410
  17. Regina Pally, M.D.Los Angeles, CA 900491053531400
  18. Donna Raschke, PH.D.Cloverdale, CA 954251407075369
  19. Lisa-Louise Rawal, M.S.Long Beach, CA 908071982816567
  20. Oscar RazoRichmond, CA 948041750246807
  21. Tracy Shaw, PH.D.Culver City, CA 902301982727392
  22. William Soltz, PH.D.San Bernardino, CA 924041447461694
  23. Shannon Sullivan, RNTracy, CA 953761922574920
  24. Julie Tinklenberg, M.D.Stanford, CA 943051033324744
  25. Melanie Trowbridge, MDJackson, CA 956421861644635
  26. Rebecca Watters, M.D.San Francisco, CA 941091265659338

Source: CMS NPPES, primary taxonomy 103TP0016X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 22 of 42 per resident

  1. Utah0.1
  2. Oregon0.1
  3. Mississippi0.1
  4. California0.1
  5. Arkansas0.1
  6. Pennsylvania0.1
  7. 50 states and D.C.0.1

Source: CMS NPPES, primary taxonomy 103TP0016X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

15.4% of these records appear in a Medicare file, against 38.3% 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. California15.4%
  2. United States38.3%

Prescribing (Medical) Psychologist records in California, measured

  • In a Medicare file4 of 26 · 15.4% here, 38.3% nationally
  • In the CMS Doctors and Clinicians file2 · 7.7% here, 27.1% nationally
  • Not updated in five years or more22 · 84.6% here, 63.0% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 103TP0016X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

26 NPPES records list prescribing (medical) psychologist (103TP0016X) 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.). Oakland has 2 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 York20
  2. Illinois15
  3. New Mexico37
  4. Texas12

States with a similar rate per 100,000

  1. Louisiana1.6

The largest states

  1. Louisiana74
  2. New Mexico37
  3. New York20
  4. Illinois15
  5. Texas12

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.