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 355 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. Tricia MyersVictorville, CA 923921033300066
  2. Catherine MykytiukEscondido, CA 920251285411272
  3. Melissa Myles, SUDRCSacramento, CA 958231083341820
  4. Ashley MyrickTracy, CA 953761801139860
  5. Shelby Myrick, CADC IPetaluma, CA 949541144989815
  6. Wonnie MyrickRoseville, CA 956611225982622
  7. Lisa Myruski, MA, CADC-IIAlameda, CA 945011346704368
  8. Kasara Myrvold, RADTSan Jacinto, CA 925821487356713
  9. William MyrvoldCovina, CA 917241467157412
  10. Montello NaaInglewood, CA 903041558541714
  11. Joseph Naake, RADTIGrass Valley, CA 959451013455468
  12. Nicelle NachtnebleVista, CA 920831083354229
  13. Tamara Nadel-MeisterNorth Hollywood, CA 916011649786328
  14. Terri Nadzam-RuggieroNevada City, CA 959591811247380
  15. Leafi NaeaNorth Hollywood, CA 916011861346348
  16. Courtney NaegleFresno, CA 937061073497772
  17. Ronald Naeve, RASSan Rafael, CA 949011427339365
  18. Halonda NaffBakersfield, CA 933051518575794
  19. Eric Naficy DyrhsenLos Angeles, CA 900341285412569
  20. Junko NagamatsuDowney, CA 902411619197951
  21. Zain NagraVallejo, CA 945901457066300
  22. Ana Nagy, RADTRoseville, CA 956611770245334
  23. Susan Naify, CAADESouth San Francisco, CA 940801336434018
  24. Brittnay Nail, ASWOrange, CA 928681851172274
  25. Jordan NaimatOrange, CA 928681770211278
  26. Erick NajarroConcord, CA 945181447038500
  27. Elias NajorChula Vista, CA 919111942704051
  28. Karen NakaiSan Francisco, CA 941031932717774
  29. Niki Nakamura, SUDRC ISan Mateo, CA 944031396684718
  30. Sara NakasoneBerkeley, CA 947041124597620
  31. Seri Nakazawa, MA MFTSan Jose, CA 951191023288362
  32. Nancy NakphouminhAtwater, CA 953011821464777
  33. Catherine NaliboffCrescent City, CA 955311740908912
  34. Charles NallSan Diego, CA 921051861619181
  35. Halie Nall, SUDRCGarden Grove, CA 928411811737422
  36. Mia NamahoePomona, CA 917671164915138
  37. Vanessa NamowiczModesto, CA 953501881472553
  38. Michelle NanceYucca Valley, CA 922841639630171
  39. Ian NankervisLos Angeles, CA 900131073090023
  40. Ronni NannSacramento, CA 958411770908824
  41. Paula NannizziBelmont, CA 940021548495096
  42. Sabrina NapierLos Angeles, CA 900031083915854
  43. Corey NapoleonNewark, CA 945601427367325
  44. Nancy NapoliSanta Cruz, CA 950601871002626
  45. William NappRedding, CA 960021609333616
  46. Sahith NaralaSanta Monica, CA 904051114745510
  47. David NaranjoRiverside, CA 925041982484986
  48. Elizabeth Naranjo, LAADC, MA, AMFTVista, CA 920831326696733
  49. Jose Naranjo, SUDRC# 25753Los Angeles, CA 900581326970849
  50. Luis NaranjoSanta Barbara, CA 931101689801235

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.