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

Dr. Jay D. Gregory, PHD

Individual provider Clinical Psychologist · NPI 1942338462

Dr. Jay D. Gregory, PHD is a Clinical Psychologist in Portland, Oregon. Licensed in Oregon. Registered with an NPI since 2007.

Licensed in
OR
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

1215 SW 18th Ave
Portland, OR 97205-1711
Phone: (503) 224-1223
Fax: (503) 224-2134
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 1353 (OR)

Record details

NPI number1942338462
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedFebruary 28, 2007
Last updated in NPPESJuly 8, 2007

Other providers in Portland