NPPES file of Aug 9, 2026

Addiction (Substance Use Disorder) Counselor in California

27,741 NPPES records list addiction (substance use disorder) counselor with a practice address in California, 71 per 100,000 residents, the 4th highest rate of 51. Los Angeles and Fresno have the most; each record links to the provider's NPI and the California license search. Page 496 of 555.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 101YA0400X · 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, 2,101

  1. Los Angeles2,101
  2. Fresno1,231
  3. Sacramento1,187
  4. San Diego1,015
  5. San Francisco839

Addiction (Substance Use Disorder) Counselor records in California

  1. Sheryl ThomasAntioch, CA 945091699456103
  2. Spencer ThomasSacramento, CA 958411194171959
  3. Stacey ThomasGalt, CA 956321386410264
  4. Stanley Thomas, CCAPP, REGISTRANTPasadena, CA 911031104291079
  5. Stanley ThomasSanta Maria, CA 934581457544116
  6. Steven Thomas, CASSan Diego, CA 921231992992002
  7. Sylvia ThomasLong Beach, CA 908041174009864
  8. Taishia ThomasSan Leandro, CA 945781174752646
  9. Tamyra ThomasBell, CA 902011841025517
  10. Vickie ThomasNewark, CA 945601447451240
  11. Victoria Thomas, SUDRCSanta Rosa, CA 954031437975299
  12. Waiverly ThomasLong Beach, CA 908131174830699
  13. Willie ThomasSacramento, CA 958231609091636
  14. Woodrow ThomasLos Angeles, CA 900311336418227
  15. Yvonne Thomas, MS, CADC-IIIFolsom, CA 956301003475062
  16. Annette Thomas BowmanVallejo, CA 945901013385095
  17. Kelly Thomas-Galindo, CATCBurlingame, CA 940101578960365
  18. Debra Thomas-Hampton, C.A.T.C.-IISan Diego, CA 921101245453067
  19. Corwin ThompkinsSanta Ana, CA 927051487458329
  20. Addie Thompson, R.A.S.I.Lancaster, CA 935361376761171
  21. Andrew ThompsonFairfield, CA 945331326813692
  22. Angela ThompsonOrange, CA 928671609950963
  23. Audrey ThompsonLong Beach, CA 908061639813975
  24. Betsy ThompsonFresno, CA 937261528500782
  25. Brooke ThompsonChico, CA 959731871903765
  26. Claudette ThompsonConcord, CA 945181013304922
  27. D'Aun ThompsonOroville, CA 959651083270573
  28. Devin ThompsonHayward, CA 945411932551579
  29. Diane Thompson, SUDCC IITulare, CA 932741881094050
  30. Donald Thompson, CATCSan Pablo, CA 948061639341019
  31. Donielle Thompson, RASIFairfield, CA 945331750551289
  32. Donjanae Thompson, RADTRichmond, CA 948041598410508
  33. Donte ThompsonFremont, CA 945361134401946
  34. Elena ThompsonLos Angeles, CA 900471609095769
  35. Eric ThompsonPasadena, CA 911071922989219
  36. Frazer Thompson, PH.D.Vallejo, CA 945901154938587
  37. Gavin ThompsonRedding, CA 960011508470261
  38. Greg ThompsonChula Vista, CA 919101134218696
  39. Iran ThompsonSanta Fe Springs, CA 906701265074512
  40. Izetta ThompsonFresno, CA 937221912768508
  41. James ThompsonGardena, CA 902491700917754
  42. Jason Thompson, SUD COUNSELORHayward, CA 945451225821143
  43. Jason ThompsonNapa, CA 945581972055648
  44. John ThompsonNewark, CA 945601710654561
  45. John Thompson, SUDRCCotati, CA 949311548095722
  46. Joshua ThompsonRoseville, CA 956611437082963
  47. Julia ThompsonModesto, CA 953541043524044
  48. Kabari ThompsonBakersfield, CA 933041730409020
  49. Kathleen ThompsonSanta Maria, CA 934541194410027
  50. Kathryn ThompsonOxnard, CA 930331801141247

Source: CMS NPPES, primary taxonomy 101YA0400X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 4 of 51 per resident

  1. Alaska135
  2. Ohio95
  3. Oregon95
  4. California71
  5. Maine61
  6. Montana61
  7. 50 states and D.C.28

Source: CMS NPPES, primary taxonomy 101YA0400X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

0.1% of these records appear in a Medicare file, against 1.0% 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. California0.1%
  2. United States1.0%

Addiction (Substance Use Disorder) Counselor records in California, measured

  • In a Medicare file26 of 27,741 · 0.1% here, 1.0% nationally
  • In the CMS Doctors and Clinicians file32 · 0.1% here, 1.7% nationally
  • Not updated in five years or more16,340 · 58.9% here, 57.4% nationally
  • Median graduation year2015 · the 32 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 101YA0400X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

27,741 NPPES records list addiction (substance use disorder) counselor (101YA0400X) as their primary taxonomy with a practice address in California: 71 per 100,000 residents against 28 nationally (50 states and D.C.). Los Angeles has 2,101 of them (8%).

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. Ohio11,255
  2. New York5,180
  3. Washington4,416
  4. Oregon4,037

States with a similar rate per 100,000

  1. Maine61.3
  2. Montana61.0
  3. North Dakota56.8
  4. Rhode Island51.1

The largest states

  1. Ohio11,255
  2. New York5,180
  3. Washington4,416
  4. Oregon4,037
  5. North Carolina3,066

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.