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

Brian Guzman

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1801609938

Brian Guzman is an Addiction (Substance Use Disorder) Counselor in Fullerton, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2025

Practice location Address checks out

771 W Orangethorpe Ave
Fullerton, CA 92832-2806
Phone: (714) 879-0929
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence R1590501224 (CA)

Record details

NPI number1801609938
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJanuary 31, 2025
Last updated in NPPESJanuary 31, 2025
Certification dateJanuary 31, 2025
Mailing address771 W Orangethorpe Ave, Fullerton, CA 92832-2806

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