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

Dr. Holly Petaja, PHD

Individual provider Clinical Psychologist · NPI 1831369834

Dr. Holly Petaja, PHD is a Clinical Psychologist in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2008.

Licensed in
WA
In the registry since
2008
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

1600 E Olive St
Seattle, WA 98122-2735
Phone: (206) 302-2200
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PY 60062918 (WA)

Record details

NPI number1831369834
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedMarch 5, 2008
Last updated in NPPESSeptember 3, 2009

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