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 377 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. Marcus Lopez, LCSWOxnard, CA 930331104034768
  2. Maria LopezTorrance, CA 905021730852302
  3. Maria Lopez, LCSW 103918Pomona, CA 917671144778838
  4. Maria Lopez, ASWBakersfield, CA 933091063806529
  5. Maria Guadalupe Lopez, LCSWSalinas, CA 939011417282856
  6. Mariah LopezSan Diego, CA 921101083337992
  7. Maribel LopezLos Angeles, CA 900131033943980
  8. Maribel Lopez, LCSWChula Vista, CA 919111669180600
  9. Marisa LopezChico, CA 959731235361965
  10. Marisol LopezNorth Hills, CA 913431871141432
  11. Marissa Lopez, LCSWCerritos, CA 907031508337783
  12. Marissa Lopez, LCSWChino, CA 917101356913180
  13. Marissa Lopez, ASWOxnard, CA 930361225720147
  14. Marissa Lopez, LCSWFresno, CA 937211205967650
  15. Marlene Lopez, LCSWSan Bernardino, CA 924151417143421
  16. Marta Lopez, LCSWGlendora, CA 917411891952305
  17. Martha Lopez, ASWHanford, CA 932301831315027
  18. Mary Helen Lopez, LCSWLos Banos, CA 936351205994357
  19. Marysol Lopez, MSWLos Angeles, CA 900371801921481
  20. Maya Lopez, LCSWSebastopol, CA 954721477230340
  21. Mayra LopezSanta Ana, CA 927041558145557
  22. Mayra LopezSan Luis Obispo, CA 934051386180628
  23. Mayra LopezSanta Clara, CA 950541316314719
  24. Mayra Lopez, ACSWMerced, CA 953401104371905
  25. Mayte LopezLos Angeles, CA 900151649985169
  26. Melissa Lopez, MSW, LCSWAltadena, CA 910011215065750
  27. Mercy LopezSan Bernardino, CA 924011619345378
  28. Michele LopezLos Angeles, CA 900421639849136
  29. Mike LopezManteca, CA 953371356813182
  30. Moises LopezAnaheim, CA 928071912392556
  31. Monica Lopez, LCSWLos Angeles, CA 900031033303672
  32. Monica Lopez, LCSWLos Angeles, CA 900171215429287
  33. Muriel LopezEl Monte, CA 917311518260025
  34. Myra Lopez, ACSWVictorville, CA 923921023572583
  35. Nadia LopezChula Vista, CA 919111790565208
  36. Nancy Lopez, LCSWLos Angeles, CA 900071487967337
  37. Nancy Lopez, LCSWLakewood, CA 907131508668336
  38. Natalia LopezLos Angeles, CA 900341821382524
  39. Ninci LopezSacramento, CA 958201801386073
  40. Norma LopezLos Angeles, CA 900171588890719
  41. Norma Lopez, MSWConcord, CA 945191972639391
  42. Pamela Lopez, LCSWSan Francisco, CA 941101013368273
  43. Paula Lopez, LCSW 64413Hayward, CA 945421396064358
  44. Priscilla Lopez, MSW, PPSCFresno, CA 937211962192898
  45. Raul Lopez, LCSWPorterville, CA 932571679117295
  46. Reylena Lopez, LCSWSanta Ana, CA 927051548629926
  47. Ricardo Lopez, MSWLos Angeles, CA 900031093158016
  48. Ricardo LopezLong Beach, CA 908131194239541
  49. Ricardo LopezSan Luis Obispo, CA 934051821219320
  50. Roberto Lopez, LCSWIndio, CA 922011457361230

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.