NPPES file of Aug 9, 2026

Psychologist in California

7,304 NPPES records list psychologist with a practice address in California, 19 per 100,000 residents, the 13th 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 70 of 147.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 103T00000X · 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, 671

  1. Los Angeles671
  2. San Francisco516
  3. San Diego431
  4. Oakland257
  5. Sacramento165

Psychologist records in California

  1. Danielle KolenSan Francisco, CA 941241326593609
  2. Akhila Elizabeth Kolesar, PH.D.San Francisco, CA 941021407081425
  3. Randall Kolin, PSY.DWalnut Creek, CA 945961093146904
  4. Michelle Kolinsky, PSY.D.Milpitas, CA 950351144588385
  5. Irina Koll, PSY.DPacoima, CA 913311770922916
  6. Ute Kollath, PH.D.San Francisco, CA 941101790220259
  7. Keely Kolmes, PSY.D.Oakland, CA 946091386867273
  8. Susan Kolodny, DMHOakland, CA 946111437286069
  9. Marc Komori Stager, PSY.D.Walnut Creek, CA 945961962578559
  10. Natalia Kompel-Reinfeld, PSY.D.Norwalk, CA 906501083742258
  11. Richelle KonczakTarzana, CA 913561396287918
  12. David Kondo, PSY.D.Chino, CA 917101801297122
  13. Stephanie Kong, PSYDSacramento, CA 958231386728574
  14. Carlos Konishi, PH.D.Orange, CA 928681851541684
  15. Kathryn Koo, PH.D.Stanton, CA 906801356821060
  16. Helena Kopecky, PH.D.Pasadena, CA 911011801089040
  17. Candace Kopel, PH.D.Encino, CA 914361538203088
  18. Reid Kopel, PH.D.Pleasanton, CA 945881902973340
  19. Kristin Koperski, PSY.D.Vallejo, CA 945891164790432
  20. Margot Kopley, PSY DOceanside, CA 920541447355805
  21. Anne Kopp, PH.D.Santa Rosa, CA 954031619023264
  22. Runa Korde, PHDSan Francisco, CA 941181932649563
  23. Laura Korkoian, PSYDAltadena, CA 910011336855576
  24. Kara Kornher, PSYDLa Jolla, CA 920371174230239
  25. Lital Koropitzer, PSYDPalo Alto, CA 943011003362815
  26. Benjamin Korsmo, PSYDMonterey, CA 939401972987881
  27. Deborah Kory, PSYDBerkeley, CA 947041992138929
  28. Nourit Korzennik, PH DTorrance, CA 905051023042082
  29. Reya Kost, PSYD, LMFTGranite Bay, CA 957461073964235
  30. Arie Koster, PSYDDanville, CA 945261265957542
  31. Hillary Koster, MSSan Francisco, CA 941141851475032
  32. Margaret Koster, LCSWWillits, CA 954901770609919
  33. Diane Kosters, PH.D.Walnut Creek, CA 945961902029275
  34. Katina Kostoulas, PHDSan Francisco, CA 941211922174572
  35. Mahathi KosuriBeverly Hills, CA 902101740097328
  36. Michael KothLos Angeles, CA 900101013229632
  37. John Kotler, PH.D.Fresno, CA 937111174865141
  38. Carin Kottraba, PH.D.Chatsworth, CA 913111922441062
  39. Kathryn Kouchi, PHDMartinez, CA 945531871271387
  40. George Koumaras, PHDSan Marcos, CA 920691154377901
  41. Melani Kovarkizi-NatneilVan Nuys, CA 914051619302486
  42. Ryan Kozina, PH.D.Menlo Park, CA 940251225750789
  43. Linda Kozitza, PH.D.Novato, CA 949491457403776
  44. Elena Kozlova, PHDMountain View, CA 940401487182101
  45. Janet Kraemer, PH.D.Los Gatos, CA 950321639280076
  46. Lia Kraemer, PH.D.Long Beach, CA 908221063701399
  47. Charles Kraft, ED.D.Los Gatos, CA 950321811006018
  48. Heidi Kraft, PH.D., ABPPSan Diego, CA 921081316121288
  49. Lindsay Kramer, PSYDLos Angeles, CA 900141194159731
  50. Rachel Kramer, PHDSan Francisco, CA 941431194351221

Source: CMS NPPES, primary taxonomy 103T00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 13 of 51 per resident

  1. West Virginia20
  2. Nebraska19
  3. Maryland19
  4. California19
  5. Maine19
  6. North Dakota18
  7. 50 states and D.C.14

Source: CMS NPPES, primary taxonomy 103T00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

What the count covers

7,304 NPPES records list psychologist (103T00000X) as their primary taxonomy with a practice address in California: 19 per 100,000 residents against 14 nationally (50 states and D.C.). Los Angeles has 671 of them (9%).

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 York5,045
  2. Pennsylvania2,687
  3. Michigan2,549
  4. Massachusetts2,367

States with a similar rate per 100,000

  1. Maine18.6
  2. Maryland19.1
  3. North Dakota18.2
  4. Nebraska19.3

The largest states

  1. New York5,045
  2. Pennsylvania2,687
  3. Michigan2,549
  4. Massachusetts2,367
  5. Florida2,202

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.