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

John D Adler, PHD

Individual provider Psychologist · NPI 1588645055

John D Adler, PHD is a Psychologist in Gresham, Oregon. Practices as a sole proprietor. Licensed in Oregon.

Licensed in
OR
In the registry since
2005
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

510 NE Roberts Ave #330
Gresham, OR 97030-7404
Phone: (503) 251-4088
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 0615 (OR)

Record details

NPI number1588645055
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedNovember 10, 2005
Last updated in NPPESDecember 7, 2017

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