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 212 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. Tamatha HarrisonSalinas, CA 939011356752992
  2. Tony Harrison, CADCAWoodland Hills, CA 913641265664015
  3. Tracy HarrisonOroville, CA 959651326604836
  4. Tristyn HarrisonSan Bernardino, CA 924101508623752
  5. Shelia Harrison WilliamsLong Beach, CA 908131407077480
  6. Deboarh Harrison-Rodgers, ASFresno, CA 937011114100138
  7. Holly HarrodUpland, CA 917861417252172
  8. Hans HarschSacramento, CA 958411912476722
  9. Anita HarshSusanville, CA 961301114052529
  10. Jon HartFresno, CA 937061598033318
  11. Patricia HartHayward, CA 945441508077868
  12. Rhonda Hart, RADTGrass Valley, CA 959451326584848
  13. Savanna HartSanta Ana, CA 927011508518515
  14. Susan HartSanta Ana, CA 927051407261548
  15. Thomas Harte, CADCIILincoln, CA 956481588998504
  16. Duncan Harter, CADC-CASOrange, CA 928681508434390
  17. Michelle Harter, CADTP#5004San Marcos, CA 920691417495185
  18. David Hartfield-Dyels, M.DIVVallejo, CA 945101336354554
  19. Aimee HartingSacramento, CA 958261336870476
  20. Sonya Harting, CATC ISanta Cruz, CA 950601447767363
  21. Brittany HartmanLa Mesa, CA 919421043655517
  22. Emily HartmanSanta Rosa, CA 954031700649704
  23. James Hartman, CADC IVentura, CA 930011043703424
  24. Patricia Hartman, CADC-II, ISGrass Valley, CA 959451144664129
  25. Antwan HartonFrench Camp, CA 952311346721701
  26. Cassidy HartonBaldwin Park, CA 917061861978215
  27. Dana HartungTrabuco Canyon, CA 926791265358477
  28. Jordan Hartz, A051250819Santa Ana, CA 927011588308324
  29. Ara Harutunian, CATC 1Van Nuys, CA 914111134819279
  30. Aimee Harvasty, RADTTrabuco Canyon, CA 926791811587231
  31. Demorise Harven IVSan Francisco, CA 941181134501380
  32. Andrew HarveyAnaheim, CA 928011952125890
  33. Anna HarveyFresno, CA 937111770006470
  34. Derrick HarveyLake Elsinore, CA 925301942326434
  35. Edward HarveySan Leandro, CA 945781942471818
  36. Gloria HarveyOakland, CA 946011992465124
  37. Kimberly HarveyRialto, CA 923761144552803
  38. Laura HarveyLos Alamitos, CA 907201417317835
  39. Michael HarveyHawthorne, CA 902501881149623
  40. Patti Harvey, CADTPNorth Hills, CA 913431235666025
  41. Rebecca HarveyLos Alamitos, CA 907201053831040
  42. Roqueta HarveyStockton, CA 952021174645253
  43. Sarah HarveyStanton, CA 906801306283130
  44. Shonna HarveyLong Beach, CA 908131932438371
  45. Cynthia Harvey Tucker, BA, SUDCC IIISun Valley, CA 913521326419888
  46. Hope HarvinRedding, CA 960021609636364
  47. Monica HarvinSylmar, CA 913421053519009
  48. Dustin HarwellSanta Ana, CA 927011891559845
  49. Kimberlee HarwoodSacramento, CA 958411730892340
  50. Jamal Hasan, CADAACHayward, CA 945411033446927

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.