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 273 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. Patricia LanderosTarzana, CA 913561619307055
  2. Silvia LanderosSoledad, CA 939601770752339
  3. Rudolf LandmanLos Angeles, CA 900361831736008
  4. Holly Landon-CrippenEscondido, CA 920251720348550
  5. Jennifer LandrumMarysville, CA 959011649650870
  6. Craig Landry, ADDICTION SPECIALISTSan Francisco, CA 941101689974826
  7. Kenya LandryLos Angeles, CA 900031184937880
  8. Theresa LandryOakland, CA 946211962603514
  9. Tracy LandryChula Vista, CA 919111033619309
  10. Ryan LandseadelSimi Valley, CA 930651376938886
  11. Tammy LandziakSacramento, CA 958241285877191
  12. Adam Lane, LAADCBuena Park, CA 906201316413008
  13. Christina Lane, RADTFairfield, CA 945331821953704
  14. Marayah LaneFresno, CA 937271790905263
  15. Sharon Lane, REGISTERED COUNSELORLos Angeles, CA 900111669021408
  16. Stephen LaneEl Cajon, CA 920201144800525
  17. Todd LaneSan Bernardino, CA 924101720774458
  18. William LaneNorth Hollywood, CA 916011215705454
  19. Patricia Lanegan, CADCGrass Valley, CA 959451891495461
  20. Carlos LangVista, CA 920831225855059
  21. Dana LangMerced, CA 953401144808197
  22. Geraldine LangSylmar, CA 913421437271517
  23. Joshua LangDesert Hot Springs, CA 922401134709777
  24. Joshua LangFresno, CA 937021215799036
  25. Lila LangNorthridge, CA 913241649060898
  26. Samuel LangPalm Springs, CA 922621881125987
  27. Sebastian LangColton, CA 923241972221471
  28. Susan Lang, LVNMarysville, CA 959011568746071
  29. Donna Langarica, RSSalinas, CA 939011023451614
  30. Dean Langas, SUDCC ILos Angeles, CA 900261881450070
  31. Kirsten Lange, CATC IIIClovis, CA 936111023785219
  32. Danielle Langford, CADC-II-CAFresno, CA 937261902104672
  33. Jonathan LangfordPasadena, CA 911041902284052
  34. Maria LangiHayward, CA 945441508204942
  35. Nicole Langkau, CADC-CASVisalia, CA 932911982077798
  36. Deatrah LangleyWoodland, CA 956951922213149
  37. Regina Langley, C.A.S.Citrus Heights, CA 956101609118314
  38. Stephani LangleyAtascadero, CA 934221164373056
  39. Eric Langmack, RADTSanta Ana, CA 927011083180350
  40. Jennifer LangonPalo Alto, CA 943011215289517
  41. Brittney LangworthySun Valley, CA 913521043689128
  42. David LanhamSan Francisco, CA 941031003014309
  43. Vickie LaniHanford, CA 932301407262926
  44. Christopher LaninFresno, CA 937011922661974
  45. Fernando Laniohan, SUDCCFairfield, CA 945331851003883
  46. Deshama LankfordOakland, CA 946091134858475
  47. Tara LanoieConcord, CA 945181801615638
  48. Daniel LansdaleAnaheim, CA 928011679467740
  49. Jayson LansfordSanta Monica, CA 904051326538406
  50. Angela LanuzaSan Francisco, CA 941101558716910

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.