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 6 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. John AguirreCeres, CA 953071538445671
  2. Jonathan AguirreLemon Grove, CA 919451679399307
  3. Jose AguirreSan Francisco, CA 941101780708925
  4. Katherina AguirreSanta Ana, CA 927011770308405
  5. Luis Aguirre, RADT-1Santa Ana, CA 927031588165534
  6. Nathalia AguirreFresno, CA 937061568802007
  7. Nicholas AguirreNorthridge, CA 913241841072824
  8. Patricia AguirreVista, CA 920841053927046
  9. Petra AguirreAnaheim, CA 928041790827731
  10. Ricardo AguirreLincoln Heights, CA 900311982589354
  11. Rosie Aguirre, BS, MAVentura, CA 930011306547492
  12. Victoria AguirreSan Diego, CA 921011164377537
  13. Vilfredo AguirreLos Angeles, CA 900141578852539
  14. Yvette Aguirre-RomoSanta Cruz, CA 950601073143574
  15. Patricia Aguirrre, RADTSacramento, CA 958231023634482
  16. Carlos AgundezChula Vista, CA 919101215494372
  17. Arthur AgustinNewark, CA 945601992148225
  18. Sara AgustinBakersfield, CA 933051538739024
  19. Tanuomaaleu Ah YouSanta Fe Springs, CA 906701629588751
  20. Rachel Ahakuelo, CADC II, CSAC, ICADCSan Diego, CA 921151801369756
  21. Denise AhernStockton, CA 952021093203911
  22. Erin Ahern, CASPetaluma, CA 949521043420128
  23. Jeanette AhkoiNewark, CA 945601013567171
  24. Fareed AhmedOntario, CA 917611538941562
  25. Jhonyelle AhmedSan Francisco, CA 941181023830254
  26. Kafilat AhmedSanta Fe Springs, CA 906701578290821
  27. Naveed Ahmed, BACHELORSManteca, CA 953371073013512
  28. Ellen AhnBuena Park, CA 906211467544304
  29. Kay Ahn, ED.MAnaheim, CA 928051669044277
  30. Angelica Ahumada, SUDRCAtascadero, CA 934221760282271
  31. Annette AhumadaBellflower, CA 907061407215403
  32. Diana AhumadaFairfield, CA 945331669907234
  33. Ilse Ahumada, AAVallejo, CA 945901871156364
  34. Tammy AhumadaBloomington, CA 923161043789282
  35. Roberto Ahumada Reyes, BA OF PSYCHOLOGYSanta Cruz, CA 950601477162352
  36. Jessica Aiello, SUDCCCardiff, CA 920071538807391
  37. Frank AifuwaLos Angeles, CA 900441023236007
  38. Christina AikensSan Diego, CA 921581346032869
  39. Joni Ailey, RASLos Angeles, CA 900081780906677
  40. Angelina Aispuro, RAD-TEl Cajon, CA 920201144996653
  41. Mariella AispuroVan Nuys, CA 914011922398775
  42. Cheryl Aitkins, CAADEHemet, CA 925431508067687
  43. Antoniette Aizon-Hubbell, MA, MAOBFresno, CA 937261245539840
  44. Nancy AjaaLos Angeles, CA 900151558520338
  45. Yvette Ajayi, RADTHayward, CA 945441447881545
  46. Ary AkabaniBelmont, CA 940021154192482
  47. Cedric AkbarSan Francisco, CA 946081427252113
  48. Rachael AkbarBerkeley, CA 947031649049594
  49. Vernon AkerSan Francisco, CA 941241245366814
  50. Glenn Akerland, SUDRCCarmichael, CA 956081831833706

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.