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 567 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. Sydney Rucker, LCSWRichmond, CA 948041346894953
  2. Agitu RudaTracy, CA 953761841823978
  3. Daniel Rudd, PH.D., L.C.S.W.Folsom, CA 956301740559343
  4. Diane Ruddell, LCSWRohnert Park, CA 949281750547873
  5. Cheri Rudgers, LCSWMarina, CA 939331497058366
  6. Joanne Rudinskas, LCSWSanta Clara, CA 950511568543858
  7. Amy Rudkin, LCSWGrass Valley, CA 959451538449327
  8. Amie Rudolph, LCSWSan Francisco, CA 949301033735436
  9. Clare Rudolph, LCSWSan Francisco, CA 941151568915528
  10. Kimberly Rudy, ASWSan Francisco, CA 941311205150760
  11. Mary Rudy, L.C.S.W.Berkeley, CA 947051518355585
  12. Amanda RuedCitrus Heights, CA 956101184152613
  13. Adrian Rueda, MSWModesto, CA 953551649802075
  14. Jackelin RuedaLodi, CA 952421376962308
  15. Susan Ruehl, LCSWGranada Hills, CA 913441073682092
  16. Maria Ruelas, EDD, LCSWMarina Del Rey, CA 902921346505906
  17. Yisel RuelasBakersfield, CA 933091538403423
  18. Rebeca Ruelas-Finger, LCSWLakewood, CA 907141598561235
  19. Eliana Ruelas-Perez, MSW, LCSWVan Nuys, CA 914111003219452
  20. Lauren Ruest, LCSW-CSan Francisco, CA 941031750090833
  21. Jesse RuezgaSan Jose, CA 951121811343106
  22. Nimotalai RufaiWasco, CA 932801003262312
  23. Cathy Ruffin, LICSWSan Francisco, CA 941111093215014
  24. Christopher Ruffin, MSW, ACSWVan Nuys, CA 914051376970988
  25. Lynn RuffinoCamarillo, CA 930101538484175
  26. Sarah RuffmanLos Angeles, CA 900891144556895
  27. Maya Rufino, LCSWBurlingame, CA 940101497234058
  28. Andrea Amor RufoSan Jose, CA 951271326418872
  29. Jennifer Rugala Persicone, LCSWHemet, CA 925431205104551
  30. Concepcion Ruggirello, M.S.W., LCSWHawthorne, CA 902501316171382
  31. Abraham RuizBakersfield, CA 933091346830197
  32. Ana RuizNorthridge, CA 913251780468512
  33. Angel RuizSacramento, CA 958281417306929
  34. Ashley Ruiz, MSW, ASWFresno, CA 937271316877996
  35. Bianca Ruiz, LCSWBakersfield, CA 933091487382248
  36. Boris Ruiz, LCSWLos Angeles, CA 900201740615954
  37. Christine Ruiz, LCSWSacramento, CA 958261265665541
  38. Clarissa Ruiz, LCSWPasadena, CA 911051619154838
  39. Danai RuizLong Beach, CA 908031811465081
  40. Denise Ruiz, LCSWFresno, CA 937201659967628
  41. Eduardo RuizSan Diego, CA 921541760848683
  42. Elaine Ruiz, LCSWLos Angeles, CA 900261629429022
  43. Elizabeth RuizLos Angeles, CA 900111124504246
  44. Esmeralda Ruiz, LCSWLivingston, CA 953341376974550
  45. Ester Ruiz, LCSWCerritos, CA 907031376727362
  46. Evangeline RuizCommerce, CA 900221164994653
  47. Fabiola Ruiz, LCSWWhittier, CA 906011124424270
  48. Frances Ruiz, LCSWFresno, CA 937021992925390
  49. Freddy Ruiz, B.A.Bellflower, CA 907061336506476
  50. Gabriela Ruiz, LCSWOakland, CA 946051578285631

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.