NPPES file of Aug 9, 2026

Clinical Psychologist in California

12,647 NPPES records list clinical psychologist with a practice address in California, 32 per 100,000 residents, the 7th highest rate of 51. Los Angeles and San Diego have the most; each record links to the provider's NPI and the California license search. Page 238 of 253.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 103TC0700X · 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, 1,268

  1. Los Angeles1,268
  2. San Diego983
  3. San Francisco802
  4. Oakland354
  5. Pasadena293

Clinical Psychologist records in California

  1. Charles Walton, PH.D.Ojai, CA 930231083284475
  2. Johannah Walton, PHDSherman Oaks, CA 914231023815826
  3. Judith Wan, PHDCommerce, CA 900401942564133
  4. Erica Wandner, PH.D.San Leandro, CA 945781114130978
  5. Alex Wang, PH.D.Albany, CA 947061346433091
  6. Chao-Ying Wang, PH.D.Rowland Heights, CA 917481760499065
  7. David Wang, PHDFullerton, CA 928311558987511
  8. Florence Wang, PH.D.Milpitas, CA 950351114490398
  9. Lydia Wang, PHDLos Angeles, CA 900591649503939
  10. Maggie Wang, PSY.D.Palo Alto, CA 943061013787589
  11. Margery WangRedwood City, CA 940631336517291
  12. Song Cherng Wang, MARosemead, CA 917701811022999
  13. Derek Wangberg, PSY.D.Norwalk, CA 906501700911666
  14. Valerie WantLaguna Hills, CA 926531710016456
  15. Elizabeth Wantuch, PSY.D.Sausalito, CA 949651043550270
  16. Roger Wapner, PHDSan Jose, CA 951241265479919
  17. Jill Warburton, PSY.D.San Francisco, CA 941151952450991
  18. Jaime Ward, PSY.D.Corcoran, CA 932121467701722
  19. Jeanette WardNorthridge, CA 913251306979471
  20. Marijane Ward, PH.D.San Clemente, CA 926731124235593
  21. Megan WardNorco, CA 928601427170943
  22. Nicholas Ward, PSYDWalnut Creek, CA 945981063201051
  23. Nicole WardOakland, CA 946121497166094
  24. Thomas Ward-McKinlay, PH.D.Alpine, CA 919011346778081
  25. Blake Warner, PHDLos Angeles, CA 900951356264568
  26. Sarah Warner, PH.D.Oakland, CA 946091679602411
  27. Sholeh Warner, PSY.D.Encino, CA 914361588786263
  28. Colleen Warnesky, PSYDPasadena, CA 911061295868719
  29. Erin Warnick, PHDNapa, CA 945581528210226
  30. Karen Warrick, PSY. D.Bakersfield, CA 933121093052748
  31. Jennifer Warring, PSY.D.Napa, CA 945581962178822
  32. Susan Warshaw, PH.D.Albany, CA 947071184914921
  33. Donn Warshow, PH.D.Woodland Hills, CA 913641043338098
  34. Anita Washington, PH.D.Compton, CA 902211588742597
  35. Demaris Washington, PHDPasadena, CA 911051861754632
  36. Guy Washington, PSY.D.Sacramento, CA 958151760693147
  37. Trudy Washington, PH.D.Los Angeles, CA 900561225117948
  38. Sonali Wason, PSYDStanford, CA 943051629731187
  39. Evan WassarmanSan Francisco, CA 941141477952869
  40. Charles Wasserman, PH. D.Northridge, CA 913241659361731
  41. Dana Wasserman, PSY.D.Fresno, CA 937111447623871
  42. Jack Wasserman, PH.DNewport Beach, CA 926601225134893
  43. Mardy Wasserman, ED.D.Pasadena, CA 911061730120106
  44. Alexa Wasserman-Toncheff, PSY.D.Clovis, CA 936121235225764
  45. Larry WassonSacramento, CA 958161487188611
  46. Sophie WassonLos Angeles, CA 900491912262700
  47. Tyler Wasson, PSY.D.Santa Clara, CA 950501942495015
  48. Barbara Waterman, PH.D.Oakland, CA 946101104123512
  49. Elizabeth WatermanCosta Mesa, CA 926271063747848
  50. Jill Waterman, PH.D.Los Angeles, CA 900951689708000

Source: CMS NPPES, primary taxonomy 103TC0700X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 7 of 51 per resident

  1. Massachusetts45
  2. Hawaii45
  3. New York34
  4. California32
  5. Illinois31
  6. Connecticut31
  7. 50 states and D.C.20

Source: CMS NPPES, primary taxonomy 103TC0700X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

8.7% of these records appear in a Medicare file, against 12.2% 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. California8.7%
  2. United States12.2%

Clinical Psychologist records in California, measured

  • In a Medicare file1,104 of 12,647 · 8.7% here, 12.2% nationally
  • In the CMS Doctors and Clinicians file2,425 · 19.2% here, 22.4% nationally
  • Not updated in five years or more8,008 · 63.3% here, 65.3% nationally
  • Median graduation year2006 · the 2,424 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 103TC0700X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

12,647 NPPES records list clinical psychologist (103TC0700X) as their primary taxonomy with a practice address in California: 32 per 100,000 residents against 20 nationally (50 states and D.C.). Los Angeles has 1,268 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 York6,558
  2. Illinois3,947
  3. Massachusetts3,185
  4. Florida2,980

States with a similar rate per 100,000

  1. Connecticut30.8
  2. Michigan29.5
  3. Colorado28.1
  4. Oregon27.0

The largest states

  1. New York6,558
  2. Illinois3,947
  3. Massachusetts3,185
  4. Florida2,980
  5. Michigan2,965

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.