Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mr. William Guido Garner, MA, CAS

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1497846406

Mr. William Guido Garner, MA, CAS is an Addiction (Substance Use Disorder) Counselor in Seattle, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2006
What do these letters mean?
MA — Master of Arts
A graduate arts degree.

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Practice location Address checks out

1660 S Columbian Way
Seattle, WA 98108-1532
Phone: (206) 762-1010
Fax: (206) 764-2192
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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 · Licence C3151 (WA)

Record details

NPI number1497846406
Entity typeIndividual (Type 1)
GenderMale
Credentials MA , CAS
Sole proprietorYes
NPI enumeratedSeptember 27, 2006
Last updated in NPPESJuly 8, 2007

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