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 287 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. D LoiselSalinas, CA 910061497011795
  2. Scott LoitzFremont, CA 945361326483611
  3. Antoinette Lollis-OverstreetFresno, CA 937201598118804
  4. Sara Lomas, CASModesto, CA 953541689878191
  5. Michael LomaxUpland, CA 917861821388554
  6. Christopher LomayesvaBlythe, CA 922251093652471
  7. Susan LombaSacramento, CA 958231588070536
  8. Victoria Lombardi, R.A.S.Tulare, CA 932741811190077
  9. Frederick Lombardo, CADCIPleasanton, CA 945881801173919
  10. Kelly LomelandSanta Ana, CA 927061396417648
  11. Alexis LomeliOntario, CA 917621700606662
  12. Armando LomeliChula Vista, CA 919101023516648
  13. Baneli LomeliChico, CA 959261144976879
  14. Francisco Lomeli, SUDRCRedding, CA 960011730005406
  15. Jordan Lomeli, CADCIOxnard, CA 930361609633734
  16. Fred LomelinFresno, CA 937261588897458
  17. Babette LomerSherman Oaks, CA 914031487165882
  18. Karla LomiglioVista, CA 920831134790363
  19. Marisa LonaSan Diego, CA 921151255924387
  20. Adam LondonSan Jose, CA 951311770407082
  21. Lorie LondonVisalia, CA 932771710549746
  22. Mandi London, RADTLancaster, CA 935341881356780
  23. Mary Rose LoneelkNorth Hollywood, CA 916011578178182
  24. Bradley Long, RASIChico, CA 959731801144498
  25. Cameron LongPasadena, CA 911031558836023
  26. Caroline LongLemon Grove, CA 919451003432220
  27. Deana Long, BA, CADC II, ICADCFolsom, CA 956301205222064
  28. Dylan Long, RAD-TSan Pedro, CA 907311992518138
  29. Jennifer LongNorth Hollywood, CA 916071952989394
  30. Jennifer Long, SUDOxnard, CA 930361669049631
  31. Kim Long, CADCANorth Hollywood, CA 916051376895664
  32. Meghan LongVentura, CA 930011407698517
  33. Pamela LongFresno, CA 937011821528993
  34. Perry Long, CADC II CACeres, CA 953071720472756
  35. Rickey LongOrange, CA 928681649847096
  36. Wesley Long, CSACI, CSACIIVictorville, CA 923951215172382
  37. Wilma LongSan Francisco, CA 941021689093254
  38. Paul Longacre, RADTSanta Ana, CA 927051205410495
  39. Joilyn LongeeRedding, CA 960021518810837
  40. Caitlin LonginiSan Rafael, CA 949011285389551
  41. Melissa LongjohnLancaster, CA 935341427570779
  42. Monette LongmireLancaster, CA 935361609396100
  43. Lee Ann LongoBellflower, CA 907061962013318
  44. Matthew Longoria, CADC-II, CDSReseda, CA 913351790103372
  45. Heather LongridgeSan Pedro, CA 907311346676038
  46. Griselda LongsLos Angeles, CA 900471538343173
  47. Amy LongshoreWoodland, CA 957761326961293
  48. Ryan LongworthSan Diego, CA 921021740157742
  49. Adam LoomisLos Angeles, CA 900171780967752
  50. Wendi LooneyLa Puente, CA 917441336487354

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.