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

Dr. Justin M. Weiss, PHD

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1407104292

Dr. Justin M. Weiss, PHD is an Addiction (Substance Use Disorder) Counselor in Woodland Hills, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2012
Specialties on file
3
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

20969 Ventura Blvd Ste 214
Woodland Hills, CA 91364-6620
Phone: (818) 835-5143
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY30191 (CA)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1407104292
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedAugust 27, 2012
Last updated in NPPESApril 15, 2020
Certification dateApril 15, 2020

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