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 153 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. Briana FernandezBakersfield, CA 933011477222081
  2. Cathy FernandezLong Beach, CA 908131689893554
  3. David FernandezCalexico, CA 922311578388088
  4. George FernandezStanton, CA 906801487322798
  5. Ignacio Fernandez, CADC-CASGold River, CA 956701629481205
  6. Jean FernandezSan Francisco, CA 941031366774176
  7. Jose FernandezSanta Cruz, CA 950601598156671
  8. Kimberly Fernandez, LVNSanta Barbara, CA 931101609916436
  9. Lisa Fernandez, RASISan Diego, CA 921111598012726
  10. Maira Fernandez, RADT 1Napa, CA 945581558917401
  11. Mark FernandezLos Angeles, CA 900571922641430
  12. Michelle FernandezFresno, CA 937201912398090
  13. Miguel FernandezLos Angeles, CA 900221437615820
  14. Miranda FernandezPomona, CA 917681124985114
  15. Regina FernandezFresno, CA 937251093843237
  16. Rodolfo Fernandez, CDAACUpland, CA 917861356887160
  17. Tomas FernandezLemon Grove, CA 919451346488103
  18. Trinidad FernandezSalinas, CA 939011518103852
  19. Vicky FernandezEl Monte, CA 917311881473700
  20. Yaredi FernandezSan Marcos, CA 920691437844297
  21. Brandon Fernandez-Comer, RADT-INorth Hollywood, CA 916011629734413
  22. Dustin FernerSacramento, CA 958261649084518
  23. Cindy FernleyAnaheim, CA 928011699656942
  24. John FernstromYucca Valley, CA 922841437312659
  25. Marcia Ferrando Navarro, RADTWest Sacramento, CA 956051053081679
  26. Kristina FerranteSan Rafael, CA 949011053295246
  27. Jessica FerrantoPasadena, CA 911031861996100
  28. Rodney Ferrara, CATCCamarillo, CA 930101891964078
  29. Victoria FerrariVentura, CA 930031780490698
  30. Lisa Ferraro, CDSVan Nuys, CA 914011881910404
  31. Tiffany FerraroPorterville, CA 932571205050309
  32. Valentin FerrelHanford, CA 932301568626356
  33. Darrell Ferrell, SUDRC #12539Hayward, CA 945441336806934
  34. Mandy Ferrell, CADC IPalm Springs, CA 922621336708460
  35. Tayari FerrellAlameda, CA 945011255512463
  36. Cindy Ferreri, MSW, CADC-IISacramento, CA 958201629217047
  37. Elton FerreroNorth Hollywood, CA 916051740793132
  38. Valerie Ferretiz, RADT-1Victorville, CA 923921063169555
  39. Alicia Ferretti, REGISTERED COUNSELORFairfield, CA 945331851188072
  40. Boyd FerrisHoopa, CA 955461447177118
  41. Yvonne Ferris, AII3071214McKinleyville, CA 955191134630148
  42. Kristina Ferris-CelosseRiverside, CA 925011740759067
  43. Eden FerrissWalnut Creek, CA 945971457191629
  44. Wilson FerroSan Mateo, CA 944011457146326
  45. Dannielle FerstLos Angeles, CA 900341659095669
  46. Kindra FesmireWoodland, CA 957761649057456
  47. Carl Fessenden, CADC-IIFairfield, CA 945331689220477
  48. Joseph Festersen, NONENevada City, CA 959591952631707
  49. Ryan FetbrandtPomona, CA 917671770740003
  50. James FetteBerkeley, CA 947041851725378

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.