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

Justin Liwanag

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1689166548

Justin Liwanag is an Addiction (Substance Use Disorder) Counselor in San Francisco, California. Practices as a sole proprietor. Registered with an NPI since 2018.

In the registry since
2018

Practice location Address checks out

815 Buena Vista Ave W
San Francisco, CA 94117-4108
Phone: (415) 558-4200
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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

Record details

NPI number1689166548
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJune 5, 2018
Last updated in NPPESJune 5, 2018

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