NPPES file of Aug 9, 2026

Clinical Social Worker in California

36,261 NPPES records list clinical social worker with a practice address in California, 93 per 100,000 residents, the 22nd 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 340 of 726.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 1041C0700X · 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, 4,806

  1. Los Angeles4,806
  2. San Diego2,036
  3. San Francisco1,358
  4. Oakland1,130
  5. Sacramento1,120

Clinical Social Worker records in California

  1. Tanya KnightSacramento, CA 958201255663308
  2. Kimberly Knight OrtizEscondido, CA 920251750946364
  3. Bobbe Knoller, LCSWVacaville, CA 956881679630271
  4. Michelle Knopf, LCSWRancho Cucamonga, CA 917301518130103
  5. Susan Knopf, LCSWRedwood Valley, CA 954701659499499
  6. Krystal KnottGardena, CA 902481942075411
  7. Travis Knowlton, LCSWSan Diego, CA 921111275186512
  8. Haneda KnoxSan Jose, CA 951281225682164
  9. Lizzie Knox, EDD, LCSWOakland, CA 946051205263092
  10. Marcelyn Knox, LCSWValencia, CA 913551861768046
  11. Terresa KnoxVan Nuys, CA 914051295866408
  12. Janelle KnudsonSouth San Francisco, CA 940801215407788
  13. Sarah Knuth, LCSWWalnut Creek, CA 945981720854961
  14. Ahra KoLos Angeles, CA 900141861943854
  15. Era KoOrange, CA 928681164060406
  16. Grace KoSanta Ana, CA 927011851549323
  17. Jeffrey Ko, LCSWLos Angeles, CA 900101699037663
  18. Lila Ko, LCSWSan Francisco, CA 941091700807542
  19. Rosey Kobliska-Becker, ASWBerkeley, CA 947031275741787
  20. Claire Kobren, LCSWLong Beach, CA 908101447821954
  21. Aubrey Koch, LCSWLos Angeles, CA 900411700210531
  22. Edward Koch, ASWMather, CA 956551992779367
  23. Jennifer Koch, LCSWSan Marcos, CA 920691649501289
  24. Karen Koch, L,C,S,W., PSY.D.Encino, CA 914361679791602
  25. Katherine Koch, M.S.W.Santa Barbara, CA 931011528149937
  26. Rochelle Koch, LCSWLa Habra, CA 906311831933290
  27. Teresa Koch, LCSWRoseville, CA 956781528459872
  28. Karen Kochenburg, LCSWSan Jose, CA 951261205432978
  29. Carol KochoffWest Los Angeles, CA 900251194940932
  30. Patricia KocsisPasadena, CA 911011467584508
  31. Stefani Koda, LCSWFresno, CA 937101871233833
  32. Yumiko Kodama, LCSWRedondo Beach, CA 902771356466916
  33. Suzanne Koebler, ASWSanta Cruz, CA 950621356824619
  34. Sandra Koellmann, ASWSan Diego, CA 921051073131033
  35. Christopher Koelln, LCSW, MSSW, BSWWest Sacramento, CA 956911053780676
  36. Christine Koenig, LCSWNovato, CA 949471821384496
  37. Lorin Koenig, L.C.S.W.San Francisco, CA 941141881993137
  38. Mindy Koenig, LISWIrvine, CA 926181891767752
  39. Yael Koenig, LCSWSan Diego, CA 921081083734545
  40. Beverly Koerner, LCSSanta Cruz, CA 950601376756916
  41. Melissa Koerner, LCSWOntario, CA 917641134376908
  42. Joan Koerper, LCSWRiverside, CA 925011164609251
  43. Paul Koflanovich, LCSWYountville, CA 945991942428842
  44. Ana Koh, LCSWRedlands, CA 923731982397931
  45. Kelly Koh, LCSWSan Francisco, CA 941091336465558
  46. Jessica KohanbashMission Hills, CA 913451629621784
  47. Keymeia Kohandel-ShiraziGardena, CA 902481629816434
  48. Amy Kohl, LCSWSeal Beach, CA 907401518608652
  49. Alyssa Kohler, ASWCameron Park, CA 956821932033693
  50. Carolyn Kojima, ACSWOakland, CA 946091902412026

Source: CMS NPPES, primary taxonomy 1041C0700X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 22 of 51 per resident

  1. Illinois109
  2. New Jersey105
  3. Alaska103
  4. California93
  5. Virginia93
  6. Delaware91
  7. 50 states and D.C.93

Source: CMS NPPES, primary taxonomy 1041C0700X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

6.0% of these records appear in a Medicare file, against 11.7% 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. California6.0%
  2. United States11.7%

Clinical Social Worker records in California, measured

  • In a Medicare file2,182 of 36,261 · 6.0% here, 11.7% nationally
  • In the CMS Doctors and Clinicians file4,012 · 11.1% here, 19.1% nationally
  • Not updated in five years or more16,389 · 45.2% here, 52.9% nationally
  • Median graduation year2012 · the 4,008 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 1041C0700X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

36,261 NPPES records list clinical social worker (1041C0700X) as their primary taxonomy with a practice address in California: 93 per 100,000 residents against 93 nationally (50 states and D.C.). Los Angeles has 4,806 of them (13%).

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 York29,293
  2. Massachusetts17,815
  3. Michigan17,644
  4. North Carolina15,561

States with a similar rate per 100,000

  1. Virginia92.9
  2. Delaware90.6
  3. Kentucky89.9
  4. Idaho89.1

The largest states

  1. New York29,293
  2. Massachusetts17,815
  3. Michigan17,644
  4. North Carolina15,561
  5. Illinois13,637

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.