Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mr. John Anthony Diaz

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1366958217

Mr. John Anthony Diaz is an Addiction (Substance Use Disorder) Counselor in Torrance, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2017

Practice location Address checks out

20300 S Vermont Ave
Torrance, CA 90502-1338
Phone: (310) 787-1335
Fax: (310) 787-1809
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 5766-R (CA)

Record details

NPI number1366958217
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedDecember 14, 2017
Last updated in NPPESMarch 15, 2019
Mailing address20300 S Vermont Ave, Torrance, CA 90502-1338

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