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 609 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. Kit Sinner, LCSWSan Luis Obispo, CA 934011831255827
  2. Michelle Sinnette, MSWBakersfield, CA 933011215062450
  3. Jamie Sinnott, LCSWTustin, CA 927801053507079
  4. Gabriela SinohuiLong Beach, CA 908131023538055
  5. Marianna Siordia, MSW, LCSW, PPSCSanta Ana, CA 927011609569730
  6. Elvira SipinSan Diego, CA 921101477759892
  7. Angela Sippio, LCSWLoma Linda, CA 923501548864895
  8. Yaritza SiqueirosSan Ysidro, CA 921731578378949
  9. Jennifer SircarLoma Linda, CA 923571679808067
  10. Julie Siri, LCSWSan Bernardino, CA 924081235425992
  11. John Sirley, LCSWMenlo Park, CA 940251174542997
  12. Arman SirounianLos Angeles, CA 900381659560431
  13. Kaytlin SirounianLos Angeles, CA 900381356691364
  14. Marsha Siskind, LCSWLos Angeles, CA 900361326475666
  15. Eliana SisnerosVallejo, CA 945891619751153
  16. Claudia Sison, LCSWPorter Ranch, CA 913261437811007
  17. Monique SiswoyoOrange, CA 928661518607621
  18. Melody Sit, LCSWSan Francisco, CA 941031952882391
  19. Julia SitkoOakland, CA 946091811270069
  20. Julie Sitomer, LCSWEncino, CA 913161235584368
  21. Sarina SityLos Angeles, CA 900311093433401
  22. Miriam Siyam, LCSWValley Village, CA 916071801060694
  23. Heather Sizemore, ACSWFresno, CA 937111629997002
  24. Laura SkaarupSan Luis Obispo, CA 934011932547593
  25. Jordyn SkaggsPomona, CA 917671225510944
  26. Cynthia Skale, LCSWTorrance, CA 905051518024165
  27. Emily Skale, LCSWOakland, CA 946071366844813
  28. Linda Skale, L.C.S.W.Rancho Cucamonga, CA 917011285780544
  29. Nicole Skeele, LCSWPleasanton, CA 945661659909208
  30. Sara Skeeters, BSW, MSW, ASWChico, CA 959281710877758
  31. Brenda Skelly, M.S.W., L.C.S.W.Westlake Village, CA 913611841595105
  32. Ann Skenderian, LCSWClaremont, CA 917111316008261
  33. Martin Skerritt, LCSWMonterey, CA 939401639189335
  34. Sandra Skezas, LCSWSanta Cruz, CA 950601487306338
  35. Michael Skibba, LCSWPasadena, CA 911051033586581
  36. Brent SkibiskiEureka, CA 955011306687470
  37. Gerard Skiles, MSWCorona, CA 928791851726640
  38. Scott Skiles, LCSWPalo Alto, CA 943031346338886
  39. Nicole SkinnerRiverside, CA 925011811410111
  40. Henry Skipp, ACSWEl Cajon, CA 920201982122107
  41. Kristyne Skippergosh, ASWSan Diego, CA 921171932550407
  42. Natalie Skipworth, LCSWSan Francisco, CA 941051932501723
  43. Carolynn Skiro, LCSWMather, CA 956551700372257
  44. Rebecca Sklar, MSWSan Leandro, CA 945771548155609
  45. Aaron Skobel, LCSWSan Diego, CA 921081326674565
  46. Susan Skolarus, LCSWManhattan Beach, CA 902661790447936
  47. Michael Skolnik, LCSWVallejo, CA 945891700931789
  48. Kevin Skotnicki, LCSWSan Francisco, CA 941431477902294
  49. Kristin SkySacramento, CA 958381578907911
  50. Michael Slack, PH.DTravis Afb, CA 945351104939222

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.