Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mr. Gareth Duane Hemminger, MA, LMFT

Individual provider Mental Health Counselor · NPI 1689795684

Mr. Gareth Duane Hemminger, MA, LMFT is a Mental Health Counselor in Sumner, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2007
What do these letters mean?
MA — Master of Arts
A graduate arts degree.
LMFT — Licensed Marriage and Family Therapist
A therapist licensed to treat couples and families.

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Practice location Address checks out

918 Alder Ave
Sumner, WA 98390-1406
Phone: (253) 891-2662
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence LF00000905 (WA)

Record details

NPI number1689795684
Entity typeIndividual (Type 1)
GenderMale
Credentials MA , LMFT
Sole proprietorYes
NPI enumeratedApril 3, 2007
Last updated in NPPESJuly 8, 2007

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