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 397 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. Alex MarinSan Francisco, CA 941021922625136
  2. Ana MarinVenice, CA 902911932558848
  3. Anais MarinRiverside, CA 925051740108786
  4. Christina Marin, LCSWPasadena, CA 911051275936817
  5. David Marin, MSW, ASWPomona, CA 917671427662048
  6. Diana MarinFresno, CA 937061194604512
  7. Erick Marin, MSWDowney, CA 902401114597960
  8. Everardo Marin, LCSWTustin, CA 927801689395683
  9. George Marin, LCSWLos Angeles, CA 900271447454590
  10. Janelle Marin, LCSWLos Angeles, CA 900171891078879
  11. Jocelyn MarinSan Diego, CA 921031871309187
  12. Joseph Marin, LCSWWhittier, CA 906031306392576
  13. Michelle Marin, MSW, LCSWFresno, CA 937221679191472
  14. Patricia Marin, LCSWLong Beach, CA 908221376616391
  15. Sandra MarinLos Angeles, CA 900171770706590
  16. Sydney MarinPoway, CA 920641811700065
  17. Susana Marin Pena, LCSWBakersfield, CA 933011790140697
  18. Martha Marin-Cun, LCSWSacramento, CA 958111295368843
  19. Kariza MarinasSan Diego, CA 921711316562598
  20. Rachel Marine, LCSWWest Sacramento, CA 956051619556883
  21. Kelly Marinello, LCSWElk Grove, CA 957581609942002
  22. Philippa MarinerOntario, CA 917641598195976
  23. Lauren MarineroOntario, CA 917641780337543
  24. Amber Marinez, LCSWFresno, CA 937211265835144
  25. Deanne Marino, LCSWLa Verne, CA 917501942442587
  26. Michael Marino, LCSWSanta Monica, CA 904011760610281
  27. Bixby Marino-Kibbee, LCSWSan Diego, CA 921031851672307
  28. Caitlin MarinovichLos Angeles, CA 900261801657796
  29. Frances Marion, LCSWLos Angeles, CA 900171346670700
  30. Amanda MarionaRiverside, CA 925011891577797
  31. Adrianna MariscalLos Angeles, CA 900331801579909
  32. Mauricio MariscalSan Francisco, CA 941031821548546
  33. Micaela Mariscal-Rocha, LCSWSan Francisco, CA 941031639298227
  34. Mercedes MarkLong Beach, CA 908051861230286
  35. Nhi Christine Mark-Griffin, LCSWSan Francisco, CA 941151780089227
  36. Lisa Markarian, LCSWGlendale, CA 912021366191595
  37. Alex Markels, LCSWSan Rafael, CA 949011467522367
  38. Suzanne Markey, LCSWLos Angeles, CA 900031124146436
  39. Patricia Markey-Dow, LCSW RPTSParadise, CA 959691053398834
  40. Kelly MarkleyValencia, CA 913551114683307
  41. Amanda Markovich, MSW. PPSC. CWA.Canyon Country, CA 913511518846971
  42. Julie MarkowitzSan Diego, CA 921011871079749
  43. Naomi Markowitz, LCSWLos Angeles, CA 900951619601531
  44. Emily Markowitz BaileyLos Angeles, CA 900361740540111
  45. Jennifer MarksTorrance, CA 905021710206750
  46. Karen Marks, LCSWOrange, CA 928681609966373
  47. Kiah MarksSanta Ana, CA 927051215305727
  48. Laurel MarksOakland, CA 946061205404332
  49. Leslie MarksDavis, CA 956181922317999
  50. Sharon Marks, L.C.S.W.Napa, CA 945591972585172

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.