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

Dr. Gary Allen Vandalfsen, PHD

Individual provider Clinical Psychologist · NPI 1619004819

Dr. Gary Allen Vandalfsen, PHD is a Clinical Psychologist in Bellevue, Washington. Licensed in Washington. Registered with an NPI since 2007.

Licensed in
WA
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

11808 Northup Way Ste W-150
Bellevue, WA 98005-1936
Phone: (425) 822-0242
Fax: (425) 889-1249
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PY00001869 (WA)

Record details

NPI number1619004819
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedFebruary 27, 2007
Last updated in NPPESJuly 8, 2007

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