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 360 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. Jeffrey LehnerMarina, CA 939331982413720
  2. Elizabeth Lehnes, MSW, LCSWMountain View, CA 940411184440174
  3. Amy LehrNorth Hollywood, CA 916061790575611
  4. Rachel Lehr, LCSWLos Angeles, CA 900011497313316
  5. Danise Lehrer, L.AC, L.C.S.W.Venice, CA 902911790992519
  6. Allyson Lehrich, LCSWTustin, CA 927801700026838
  7. Melissa Lehrich, LCSWLadera Ranch, CA 926941962698787
  8. Gini Lehrman, ASWChico, CA 959261952479032
  9. Julia Lehrman, LCSWSan Francisco, CA 941231275972499
  10. Edward Lei, L.C.S.W.Covina, CA 917241538536230
  11. Freda Hio Tong Lei, LCSWPasadena, CA 911011326520404
  12. Silvia Leidig, MSWVentura, CA 930031265458699
  13. Chiara Leifer, LCSWSan Francisco, CA 941151164377701
  14. Erin LeighlandSanta Barbara, CA 931051063362879
  15. Arlen Leight, LCSW, PHDRancho Mirage, CA 922701730676784
  16. Margaret Leight, LCSWTorrance, CA 905051164734737
  17. Melat LeikunOrange, CA 928681639725344
  18. Kara Leinhos, LCSWCorona, CA 928811932600814
  19. April Leininger, MSWEl Cerrito, CA 945301730498734
  20. Leah Leinweber, MSWNorth Hills, CA 913431013453000
  21. Rebekah Leiser, L.C.S.W.Richmond, CA 948041306991674
  22. Nikkole LeivasSan Dimas, CA 917731952231185
  23. Devol Lejeune, LLMSWSan Francisco, CA 941071366823387
  24. Francine Lejeune, LCSWMenlo Park, CA 940251881742054
  25. Gwendolyne Lejeune Kampan, LCSWSan Fernando, CA 913401447442371
  26. Christian LelandAltadena, CA 910011467751123
  27. Kimberly Leland, ASWAuburn, CA 956021730342627
  28. Marina Lemaster, LCSWLake Almanor, CA 961371114175320
  29. Mary Ellen Lemieux, J.D., LCSWPalo Alto, CA 943011134517600
  30. Sharon Lemire, LCSW 124869Los Angeles, CA 900271447960554
  31. Michael LemleyLincoln Heights, CA 900311225464589
  32. Francisco Lemos, LCSWSpring Valley, CA 919771851240824
  33. Alejandro LemusOxnard, CA 930361801229711
  34. Carlos LemusLos Angeles, CA 900331114068459
  35. Christian LemusCompton, CA 902201669362133
  36. Cynthia Lemus, ACSWValencia, CA 913551417438524
  37. Deborah Lemus, LCSWNewport Beach, CA 926601598279622
  38. Eileen Lemus, ACSWLos Angeles, CA 900171346465309
  39. Erika LemusLaguna Hills, CA 926531568680601
  40. Osbaldo LemusLos Angeles, CA 900331295161503
  41. Stephanie LemusLa Puente, CA 917461427704022
  42. Sylvia LemusCerritos, CA 907031821721168
  43. Maria Lemus Maldonado, MSWVentura, CA 930011356985857
  44. Lucia Lemus Mejia, LCSWDuarte, CA 910101356783211
  45. Stephne Lencioni, LCSWMenlo Park, CA 940251194227306
  46. Camille Lendormy, LCSWOakland, CA 946011700212206
  47. Fallon LengsonLos Angeles, CA 900281194278788
  48. Julie LenhardtWalnut Creek, CA 945971932701158
  49. Erich Lenk, MSWArcata, CA 955211376485854
  50. Lauren Lenke, LCSWWest Hollywood, CA 900691215486956

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.