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 355 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. Jessica Layne, M.S.W.San Francisco, CA 941051831399682
  2. Thomas Layte, LCSWBanning, CA 922201417935776
  3. Aryeh Lazar, LCSWAnaheim, CA 928151750801965
  4. Marilyn Lazar, LCSWTorrance, CA 905051609905504
  5. Nancy Lazar, LCSWLos Angeles, CA 900451053862433
  6. Veronica Lazar-BeglarianChatsworth, CA 913111245551852
  7. Deanna Lazaro, LCSWChula Vista, CA 919111750783726
  8. Elda LazaroSanta Monica, CA 904031982416541
  9. Maira Lazaro, LCSWCarlsbad, CA 920081770766065
  10. Eleanor LazarowSan Diego, CA 921231437436698
  11. Nancy Lazarus, LCSWWalnut Creek, CA 945981508055062
  12. Zachary LazarusAlameda, CA 945011912293788
  13. Erika LazoRiverside, CA 925071306382650
  14. Charity Lazzari, LCSWSan Diego, CA 921041801045349
  15. Andrew LeWestminster, CA 926831164196630
  16. Andy Le, MSWRancho Cucamonga, CA 917301184286593
  17. Annie LeLos Angeles, CA 900151992299077
  18. Barbara LeSan Jose, CA 951121245726421
  19. Bich-Loan Le, MSWLong Beach, CA 908061184783441
  20. Dung Le, LCSWSacramento, CA 958261023132362
  21. Duy LeGilroy, CA 950201639423114
  22. Jennifer Le, LCSWIrvine, CA 926121295538866
  23. Jennifer LeSan Jose, CA 951121578068086
  24. Jeremy Le, LCSWCosta Mesa, CA 926271043836257
  25. Kailyn Le, LCSWOntario, CA 917641538442850
  26. Kaylie Le, MSWRamona, CA 920651891671350
  27. Khanh Tran LeSan Jose, CA 951121841922473
  28. Kimberly LeSan Francisco, CA 941211669624094
  29. Nam-Phong Le, ASW, MSWSan Diego, CA 921731629225925
  30. Nga Le, LCSWSan Jose, CA 951281902001423
  31. Nina Le, LCSWRiverside, CA 925071194864363
  32. Phikhanh Le, LCSWMarina, CA 939331700685229
  33. Phuong Khanh Le, LCSWLong Beach, CA 908221245665447
  34. Suong LeDowney, CA 902421770637738
  35. Thanh Le, LCSWSan Leandro, CA 945771114206729
  36. Trang Le, ASWSan Diego, CA 921201437996808
  37. Trang Le, ACSWPalo Alto, CA 943041790140739
  38. Trini Le, LCSWSacramento, CA 958351750062725
  39. Tuong LeLos Angeles, CA 900181902681505
  40. Noah Le Beau, MSWLong Beach, CA 908141578332383
  41. Victoria Le Beau, LCSWCulver City, CA 902321396948642
  42. Jordan Le Blanc, LCSWLos Angeles, CA 900171457822926
  43. Krissie Le-Hermida, LCSWChula Vista, CA 919101336195908
  44. Kasie Le-NguyenLong Beach, CA 908131780376186
  45. Tram Le-Nguyen, LCSWRichmond, CA 948051164578415
  46. Bridget Leach, LCSWSan Francisco, CA 941211932402518
  47. Rosalinda Leach, LCSWSanta Cruz, CA 950621548419393
  48. Karen Leaf, LCSWNorth Hollywood, CA 916061720120520
  49. Barbara Leaffer, MSWSan Francisco, CA 941221649347204
  50. Maureen Leahy, LCSWChico, CA 959261649489071

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.