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

Dr. Cassandra Clark, PHD

Individual provider Clinical Psychologist · NPI 1124124367

Dr. Cassandra Clark, PHD is a Clinical Psychologist in Seattle, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2006
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

701 N 36th St Ste 440
Seattle, WA 98103-8868
Phone: (206) 632-9316
Fax: (206) 675-9317
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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 2049 (WA)

Record details

NPI number1124124367
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedSeptember 15, 2006
Last updated in NPPESJuly 8, 2007
Mailing address701 N 36th St, Suite 440, Seattle, WA 98103-8868

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