Individual provider · Type 1 NPI

Giles Spencer Marsden

Addiction (Substance Use Disorder) Counselor · Los Angeles, CA

NPI number 1336016864 Active

Practice location

1919 N Beachwood Dr
Los Angeles, CA 90068-4006

Call (323) 463-4266 Map

Fax (323) 962-6659

Specialties and licenses

TaxonomyCodeLicense
Addiction (Substance Use Disorder) Counselor Primary 101YA0400XNone listed

Addiction (Substance Use Disorder) Counselor: Definition to come...

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About NPI 1336016864

Giles Spencer Marsden's National Provider Identifier is 1336016864, issued on Oct 20, 2025. The primary taxonomy on file is Addiction (Substance Use Disorder) Counselor (101YA0400X), and the practice location is in Los Angeles, CA. The record was last updated on Oct 20, 2025.