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 223 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. Martha HerreraPomona, CA 917671730674995
  2. Michelle HerreraVan Nuys, CA 914111578178406
  3. Miguel HerreraOceanside, CA 920541255919825
  4. Natasha HerreraSan Diego, CA 921231255808465
  5. Orlando HerreraSacramento, CA 958201649609769
  6. Rafael HerreraFresno, CA 937101164398921
  7. Raymond HerreraSacramento, CA 958161639313349
  8. Reyna Rodriguez Garc Herrera, SUDCC IINational City, CA 919501558542951
  9. Rosa HerreraInglewood, CA 903051366687188
  10. Selyna HerreraLemon Grove, CA 919451245882018
  11. Teresa HerreraTarzana, CA 913561740890193
  12. Tony HerreraEl Monte, CA 917311184960742
  13. Tracy HerreraFresno, CA 937061326413493
  14. Vanessa HerreraAnaheim, CA 928051982275525
  15. Vanessa Herrera, CATC IISanta Maria, CA 934541821624016
  16. Yesenia HerreraGardena, CA 902491235476656
  17. Zalena HerreraModesto, CA 953501861338576
  18. Kenny Herrera CerritosVictorville, CA 923921790447159
  19. Marco Herrera MartinezSan Diego, CA 921011104656321
  20. Lizeth HerrerawatkinsSanta Fe Springs, CA 906701942835590
  21. Melanie HerrickOroville, CA 959651073962916
  22. Eric HerringBakersfield, CA 933071669989919
  23. Mikeshiea HerringBakersfield, CA 933131518701101
  24. Seanna Herring-JensenFresno, CA 937271932432507
  25. Paul HerrmannSan Diego, CA 921041487261970
  26. Camella Herrmann-YoshidaSan Mateo, CA 944031447973789
  27. Jimmie Herron, CADC-CASLake Elsinore, CA 925301104377308
  28. Marlise HerronLos Angeles, CA 900471508094574
  29. Tim HerronPasadena, CA 911031225627011
  30. Cory HersheySan Pedro, CA 907311790549707
  31. Darla HershmanLos Angeles, CA 900281720622657
  32. Sarah HershmanChula Vista, CA 919141205176450
  33. Joel HerskovichPleasant Hill, CA 945231770096679
  34. Susan Hertel, B.A., ACCBCSanta Rosa, CA 954071770955528
  35. Linda HerveyCorona, CA 928791194925800
  36. Bridgitte HerwatFairfield, CA 945331770419087
  37. Jaclyn HeslingModesto, CA 953501902578826
  38. Peyton Heslip, SUDRCSan Diego, CA 921101427886647
  39. Marc Heslop, RADTStockton, CA 952041548793656
  40. Cassandra HessGarden Valley, CA 956331407749773
  41. Cassaundra HessMarysville, CA 959011831827245
  42. Lauri Hess, M.A.San Diego, CA 921051710101175
  43. Nicholas HessModesto, CA 953541316171051
  44. Robert Hess, RASModesto, CA 953541689706194
  45. Sarah HessLos Angeles, CA 900291043555451
  46. Tamera Hess, CDAC-1Sacramento, CA 958381407417694
  47. Dallas HesslerDesert Hot Springs, CA 922401164177366
  48. Amanda Hester, B.A.Hesperia, CA 923451750579462
  49. Darnell Hester, RADTAntioch, CA 945091336794197
  50. George Hester, C30231214Tarzana, CA 913561750774501

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.