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

John William Mack, BA, CDP

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1952463234

John William Mack, BA, CDP 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
Specialties on file
2
What do these letters mean?
BA — Bachelor of Arts
An undergraduate arts degree.

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Practice location Address checks out

1600 E Olive St Sound Mental Health
Seattle, WA 98122-2735
Phone: (206) 302-2200
Fax: (206) 302-2210
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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 CP 00002940 (WA)
Mental Health Counselor Taxonomy 101YM0800X · Licence CG60142038 (WA)

Record details

NPI number1952463234
Entity typeIndividual (Type 1)
GenderMale
Credentials BA , CDP
Sole proprietorYes
NPI enumeratedDecember 14, 2006
Last updated in NPPESJanuary 23, 2017

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