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 432 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. Jose Romero, N/AEureka, CA 955011295305084
  2. Julie RomeroNorth Hills, CA 913431952639270
  3. Lucia RomeroEl Cajon, CA 920201275217200
  4. Luis RomeroEl Cajon, CA 920201912787250
  5. Luis RomeroFowler, CA 936251275316978
  6. Luisa RomeroMontebello, CA 906401376096172
  7. Mia RomeroSacramento, CA 958231669990479
  8. Osael RomeroWhittier, CA 906011407020175
  9. Pedro RomeroPomona, CA 917671528770526
  10. Phoebe RomeroHawthorne, CA 902501922766534
  11. Randall RomeroLong Beach, CA 908051629943949
  12. Regina Romero, 16919-RACPomona, CA 917671437915915
  13. Renee RomeroSanta Barbara, CA 931101215062328
  14. Rhyannan RomeroOntario, CA 917621811710601
  15. Richard RomeroUpland, CA 917861184176075
  16. Richard RomeroSanta Maria, CA 934541952705782
  17. Richard Romero, RADTIOakland, CA 946191023566742
  18. Robert RomeroSan Bernardino, CA 924101407487846
  19. Rosalinda RomeroLong Beach, CA 908131447470182
  20. Rose RomeroLos Angeles, CA 900231619143864
  21. Roxanne RomeroModesto, CA 953541881491157
  22. Sandra Romero, COUNSELORUpland, CA 917861477875433
  23. Sheila RomeroWhittier, CA 906041447558333
  24. Vanessa RomeroFontana, CA 923351346638574
  25. Veronica RomeroSan Bernardino, CA 924081174870273
  26. Suzet Romero LermaEl Centro, CA 922431508698903
  27. Tambria Romero-Wheeler, SUDCC, CADCIIRiverside, CA 925071376861674
  28. Anthony Romo, RASLong Beach, CA 908051780973446
  29. Arthur RomoLong Beach, CA 908041306445010
  30. Daniela RomoCarmichael, CA 956081447804257
  31. Jessica RomoTracy, CA 953041215865001
  32. Juliana Romo, RADT-ILos Angeles, CA 900321730746140
  33. Luis RomoWoodland Hills, CA 913671518534809
  34. Maria RomoLemon Grove, CA 919451184341398
  35. Mark RomoLemon Grove, CA 919451568331791
  36. Stella RomoMontebello, CA 906401508249673
  37. Valeria Romo, RADTTarzana, CA 913561043832181
  38. Chad Romoser, RADTUpland, CA 917861760316368
  39. Tammy RompelmanSanta Rosa, CA 954071013574490
  40. Ariana RonquilloSalinas, CA 939011437836525
  41. Bryce RonquilloLos Angeles, CA 900041073101689
  42. Ma Patricia RonquilloRichmond, CA 948041093264582
  43. Alexander RonsesEscondido, CA 920251174233357
  44. Donna RooffFrench Camp, CA 952311174811491
  45. Tori RookeRoseville, CA 956611043839590
  46. Jeanelle Roos, SUDRCOakland, CA 946061649136128
  47. Zahra RooshenAntioch, CA 945311861646036
  48. Kieran Root, R1408231020Fullerton, CA 928321255934022
  49. Elizabeth RoperSan Marcos, CA 920691609135730
  50. Jessica RoqueBakersfield, CA 933071629716451

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.