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

Greg Washington

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1427224229

Greg Washington is an Addiction (Substance Use Disorder) Counselor in Carson, California. Practices as a sole proprietor. Registered with an NPI since 2008.

In the registry since
2008

Practice location Address checks out

17420 Avalon Blvd 200
Carson, CA 90746-1564
Phone: (323) 759-3464
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

Record details

NPI number1427224229
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMay 1, 2008
Last updated in NPPESMay 1, 2008
Mailing address6236 Belle Ave, Buena Park, CA 90620-4321

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