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

John J McGarry, PHD

Individual provider Clinical Psychologist · NPI 1720060148

John J McGarry, PHD is a Clinical Psychologist in Holbrook, New York. Licensed in New York. Registered with an NPI since 2005.

Licensed in
NY
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

233 Union Ave Ste 207
Holbrook, NY 11741-1820
Phone: (631) 737-5744
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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 007046 (NY)

Record details

NPI number1720060148
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedNovember 20, 2005
Last updated in NPPESJuly 13, 2026
Mailing address3 Winnie Rd, Center Moriches, NY 11934-3721

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