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 64 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. Michael Bloch, ACSWMenlo Park, CA 940251477170074
  2. Wendy Block, L.C.S,W.Los Alamitos, CA 907201033312822
  3. Yifat Block, PSY.D., L.C.S.W.Manhattan Beach, CA 902661821147331
  4. Cheryl Blockley, LCSWBakersfield, CA 933011043675119
  5. Carolyn Blodgett, L.C.S.W.Oakland, CA 946091841324696
  6. Colleen BlodgettLos Angeles, CA 900121871619882
  7. Patricia Blodgett, LCSW 29582Eureka, CA 955011285969436
  8. Cassandra BlomSanta Cruz, CA 950621881431120
  9. Alexander Bloom, LCSWKentfield, CA 949041144503772
  10. Barbara Bloom, LCSWLos Angeles, CA 900491740319151
  11. Jacqueline Bloom, LCSW, PH.D.San Francisco, CA 941171992020374
  12. Jonathan BloomBurlingame, CA 940101295425320
  13. Lauren Bloom, MA, MSSWOakland, CA 946101255859500
  14. Nancy Bloom, LCSWAuburn, CA 956031285690180
  15. Rachael Bloom, LCSWSanta Monica, CA 904051538316369
  16. Richard Bloom, ASWRancho Mirage, CA 922701548396146
  17. Robert Bloom, LCSWPlacerville, CA 956671942322052
  18. Scott Bloom, LCSWHayward, CA 945441902946924
  19. Stewart Bloom, M.S.W.Sacramento, CA 958211467474924
  20. Elizabeth Bloombaum, LCSWWinnetka, CA 913061316178890
  21. Victor Bloomberg, LCSWSan Diego, CA 921171083010789
  22. Rosalie Bloomberg-Rissman, L.C.S.W.San Diego, CA 921031215195425
  23. Brenda Bloomfield, L.C.S.W.Oakland, CA 946181922216340
  24. Cynthia Bloomfield, LCSWRichmond, CA 948061043367741
  25. Yolande Bloomstein, PH.D.Los Angeles, CA 900241083823066
  26. Dawn BlossfeldRedlands, CA 923741871973909
  27. Hailey Blount, LCSWSan Diego, CA 921081831582956
  28. Paul Blount, LCSWValencia, CA 913551447659982
  29. Lori Bloustein, LCSWSan Francisco, CA 941101710461892
  30. Creighton BlueLos Angeles, CA 900731184188401
  31. Kaitlin BlueSan Jose, CA 951131396105920
  32. Robert BlueSan Francisco, CA 941171164792750
  33. Sondra BlueLos Angeles, CA 900621891023065
  34. Jessica Blue-Howells, MSWLos Angeles, CA 900181093825853
  35. Ashley Blueford, LCSWOakland, CA 946071548749260
  36. Marissa Bluen, LCSWWest Hollywood, CA 900481326681719
  37. Abby Blum, LCSWOakland, CA 946051003196551
  38. Brenda Blum, ACWSVisalia, CA 932911821278078
  39. Jennifer Blum, LCSWSan Marcos, CA 920691063901775
  40. Mitchell BlumIndio, CA 922011124752753
  41. Naomi Blum, LCSW, DCSWLos Angeles, CA 900711629295639
  42. Stacey BlumPasadena, CA 911011265162218
  43. Vicky Blum, LCSWSanta Barbara, CA 931011831113281
  44. Margaret (peggy) Blumberg, LCSWAlbany, CA 947071710110150
  45. Rosalyne Blumenstein, LCSWLos Angeles, CA 900681750675542
  46. Lorraine Blumenthal, LCSWMonterey, CA 939401982820486
  47. Uriel BlumsteinLos Angeles, CA 900391902455728
  48. Tracy Blunt, M.S.W.Fairfield, CA 945331235224247
  49. Stephan BlustajnLos Angeles, CA 900171528548732
  50. Danya BlytheEscondido, CA 920261497434963

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.