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 26 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. Victoria ArceOntario, CA 917611588048144
  2. Yolanda Arce, LCSWOrosi, CA 936471154863405
  3. Nadia Arce-Fernandez, MSWSan Lorenzo, CA 945801851688444
  4. Alejandra ArceoSan Pedro, CA 907311871961839
  5. Jacqueline Arceo, LCSWSan Diego, CA 921111093350258
  6. Jodie Arceo, LCSWSloughhouse, CA 956831245704030
  7. Melissa Arceo, LCSWLos Angeles, CA 900171790191880
  8. Monique ArceoLos Angeles, CA 900591518410018
  9. Esperanza Arche, LCSWLos Angeles, CA 900651730619396
  10. Cynthia Archer, LCSWLa Verne, CA 917501457789711
  11. Joan Archer, LCSWChatsworth, CA 913111184128985
  12. John Archer, LCSWCathedral City, CA 922341366986333
  13. Kendra Archer, LCSWLos Angeles, CA 900891801171947
  14. Morgan ArchibaldTarzana, CA 913561023848819
  15. Sharon Archibald, LCSWSacramento, CA 958171194049817
  16. Markel ArchieNovato, CA 949471275999351
  17. Bianca ArchuletaSalinas, CA 939051174102669
  18. Doreen ArchuletaLynwood, CA 902621437700796
  19. Elaine Archuleta, LCSWIndio, CA 922011295973287
  20. Kevin Archuleta, LCSWSacramento, CA 958251154862571
  21. Damaris ArcigaSalinas, CA 939061720820814
  22. Mariana Arcila-Mesa, LCSWLos Angeles, CA 900171649529652
  23. Miriam Arciniega, ASWCorona, CA 928801629737523
  24. Stephanie ArciniegaCommerce, CA 900401174238265
  25. Theresa Arciniega, L.C.S.W.Sacramento, CA 958171164475331
  26. Karina Arcos, LCSW80187Orange, CA 928681144673211
  27. Emily Ardeljan, LCSWLos Angeles, CA 900271972030229
  28. Marcela Ardema, LCSWConcord, CA 945191639365521
  29. Kyla Ardison, LCSWRiverside, CA 925031083239479
  30. Diana Arebalo, LCSWWhittier, CA 906061689162752
  31. Martha ArechigaLos Angeles, CA 900331386794881
  32. Ann Areeckal, LCSWEncinitas, CA 920241750641205
  33. Jenee Areeckal, MSW, LCSWSan Francisco, CA 941431366834335
  34. Aracely Arellano, ACSWAnaheim, CA 928011245862879
  35. Barbara Arellano, MSW, LCSWLa Habra, CA 906311669692695
  36. Christina ArellanoLos Angeles, CA 900171679226427
  37. Crystal Arellano, LCSWLos Angeles, CA 900271437877693
  38. Elizabeth Arellano, LCSWSan Mateo, CA 944031184179939
  39. Elizabeth ArellanoSan Jose, CA 951121497124309
  40. Leyla ArellanoLos Angeles, CA 900131801615661
  41. Lilian ArellanoSanta Clarita, CA 913501619378254
  42. Liza Arellano, LCSWMoreno Valley, CA 925571215679691
  43. Luis Arellano, LCSWLa Verne, CA 917501194058297
  44. Maria ArellanoSacramento, CA 958271922871664
  45. Naomi Arellano, MSWLos Angeles, CA 900131225168305
  46. Natalia ArellanoCity Of Industry, CA 917461316709447
  47. Richard Arellano, LCSWSan Diego, CA 921101396814505
  48. Sara ArellanoOxnard, CA 930361093245151
  49. Valerie ArellanoStockton, CA 952021508275850
  50. Jeanine Arellano Davis, LCSWSanta Clara, CA 950511275419285

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.