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 404 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. Lorene MartinezCovina, CA 917241386036218
  2. Louie MartinezSan Bernardino, CA 924081891310645
  3. Luis Martinez, LCSWFremont, CA 945381346638764
  4. Lusia Martinez, ASWPorterville, CA 932571053715821
  5. Magdalene MartinezOakland, CA 946101255819959
  6. Margarita MartinezGardena, CA 902481053563239
  7. Maria Martinez, MSWLos Angeles, CA 900591790977023
  8. Maria Martinez, LCSWGranada Hills, CA 913441235636473
  9. Maria Martinez, L.C.S.WFresno, CA 937101184919821
  10. Marina MartinezSacramento, CA 958231013692326
  11. Marisa MartinezDiamond Bar, CA 917651346908522
  12. Marisol MartinezLos Angeles, CA 900261164191649
  13. Martha MartinezLos Angeles, CA 900311619318086
  14. Martha Martinez, MSW, ACSWFresno, CA 937061205643939
  15. Martha MartinezChico, CA 959731407386006
  16. Mary Martinez, LCSWSacramento, CA 958231982300901
  17. Mayra MartinezLos Angeles, CA 900451083080436
  18. Mayra MartinezSan Fernando, CA 913401285953489
  19. Mayra Martinez, ASWWoodland, CA 956951093277170
  20. Melissa Martinez, MSWFountain Valley, CA 927081841577079
  21. Melissa MartinezOrange, CA 928681982155875
  22. Melissa MartinezOakland, CA 946011417566456
  23. Melissa Martinez, LCSWSanta Clara, CA 950541689907727
  24. Michelle Martinez, LCSWDowney, CA 902421356954101
  25. Michelle MartinezBishop, CA 935141396021440
  26. Miguel Martinez, MSWLancaster, CA 935351982100954
  27. Mirna MartinezLos Angeles, CA 900171235863325
  28. Myriam Martinez, MSW, ACSWLos Angeles, CA 900071649947482
  29. Nancy Martinez, LCSWLos Angeles, CA 900051376821124
  30. Nancy MartinezTorrance, CA 905021770843617
  31. Natasha Martinez, LCSWBakersfield, CA 933061003597204
  32. Nayely MartinezSouth Pasadena, CA 910301861278657
  33. Nelly Martinez, MSWLos Angeles, CA 900591376877118
  34. Nita MartinezSan Diego, CA 921081316319502
  35. Norayma Martinez, ASWOceanside, CA 920561669808267
  36. Nubia Martinez, BA, PPSC, MSWVan Nuys, CA 914061902924632
  37. Orlando MartinezLos Angeles, CA 900161275413908
  38. Patricia Martinez, LCSWLa Mesa, CA 919421932665635
  39. Peggy Martinez, L.C.S.W.Citrus Heights, CA 956101144459280
  40. Rafael MartinezTustin, CA 927801093980328
  41. Raquel MartinezCity Of Industry, CA 917461073319539
  42. Raymond Martinez, LCSWAuburn, CA 956021215898408
  43. Rosa Martinez, LCSWSacramento, CA 123451356626931
  44. Rosey MartinezFullerton, CA 928311700518511
  45. Sandra MartinezChatsworth, CA 913111043441744
  46. Sandra MartinezNorthridge, CA 913251508237983
  47. Sandra MartinezFountain Valley, CA 927081316372758
  48. Sara Martinez, LCSWStanford, CA 943051396961603
  49. Saray MartinezLong Beach, CA 908071851871057
  50. Saul MartinezSan Fernando, CA 913401376193102

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.