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

Individual provider Addiction (Substance Use Disorder) Psychologist · NPI 1629237888

Dr. John P Pasagiannis, PHD is an Addiction (Substance Use Disorder) Psychologist in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2008
Specialties on file
2
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

175 W 79th St #1A
New York, NY 10024-6450
Phone: (917) 715-6357
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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 017818 (NY)
Addiction (Substance Use Disorder) Psychologist Taxonomy 103TA0400X

Record details

NPI number1629237888
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJune 3, 2008
Last updated in NPPESOctober 21, 2008

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