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 516 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. Julie Porter, LCSWClaremont, CA 917111851427561
  2. Kathryn Porter, LCSWLos Angeles, CA 900271366982753
  3. Kimberly Porter, LCSWWoodland, CA 956951285072306
  4. Marcia Porter, L.C.S.W.Los Angeles, CA 900641942376470
  5. Melia Porter, LCSWArcata, CA 955211326189127
  6. Natalie PorterYuba City, CA 959911821570151
  7. Nicole Porter, LCSWColfax, CA 957131972371425
  8. Sherlyn Porter, PPS., LCSWPorterville, CA 932571437331899
  9. Susan Porter, LCSWSan Francisco, CA 941291225778681
  10. Tawny Porter Colagross, MSWOakland, CA 946071720415912
  11. Carlos PortilloWoodland Hills, CA 913641679053342
  12. Christian PortilloLos Angeles, CA 900171710464011
  13. Daysi PortilloOceanside, CA 920541659141653
  14. Erica Portillo, LCSWManhattan Beach, CA 902661952944084
  15. Melissa PortilloLos Angeles, CA 900171538511951
  16. Roger PortilloMontebello, CA 906401487940755
  17. Emely Portillo-SegoviaOrange, CA 928681144834029
  18. Cristina Portillo-Via, LCSWLa Crescenta, CA 912141679845226
  19. Rebecca Portner, LCSWCompton, CA 902211992358956
  20. Chris Porto, LCSWIrvine, CA 926201831810308
  21. Christian Porto, ASWSanta Clara, CA 950541275014763
  22. Joanne Porto, LCSWModesto, CA 953561922887348
  23. Kimberly PortoEl Cajon, CA 920201770265985
  24. Livier Portugal-RamirezSan Francisco, CA 941041356226872
  25. Richard Posalski, LCSW, LMFTLos Angeles, CA 900261831348440
  26. Cheryl Posey, LCSWRedlands, CA 923741750017588
  27. Naomi Posner-Stein, LCSWIrvine, CA 926121154058345
  28. Amanda PosoGilroy, CA 950201215383989
  29. Adam Post, LCSWLaguna Beach, CA 926511477264950
  30. Diane Post, LCSWVisalia, CA 932911316031925
  31. Mary Post, LCSWFresno, CA 937111083695969
  32. Michael Post, LCSWLong Beach, CA 908221073944914
  33. Zenon PostSan Jose, CA 951131942712211
  34. Gladys Postadjian, LCSWTorrance, CA 905021396877163
  35. Rachel Postovoit, LCSW, LISW, M.S.San Diego, CA 921081538280664
  36. Holly Pothier, ACSWOakland, CA 946071730456856
  37. Vanessa Potier Watts, LCSWElk Grove, CA 956241336472026
  38. Melissa PottashLos Angeles, CA 900431790141869
  39. Jessica PotterSan Francisco, CA 941161295922367
  40. Karen PotterNorthridge, CA 913251255455549
  41. Phyllis Potter, CSWBerkeley, CA 947021306922687
  42. Sam Potter, ASWChula Vista, CA 919101396376109
  43. Joshua Potter-Efron, LCSWLos Angeles, CA 900431033381082
  44. Kathryn PottsMoreno Valley, CA 925531558701961
  45. Rebecca Potts, ASWFresno, CA 937901023839255
  46. Darya PotyagovaNorth Hollywood, CA 916061770052698
  47. Jocelyn Pou, LCSWSan Francisco, CA 941101841499316
  48. Carrie Poulson, LCSWEscondido, CA 920261093960254
  49. Calvin Pouncy, DSW, EDSSanta Monica, CA 904011376834507
  50. Amy Pound, LCSWLakewood, CA 908051689978140

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.