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

Dr. John Michael McDonagh, PHD

Individual provider Psychologist · NPI 1619015021

Dr. John Michael McDonagh, PHD is a Psychologist in Cold Spring Harbor, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2007
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.

See every abbreviation used in this directory →

Practice location Address checks out

2 Carnegie Ave
Cold Spring Harbor, NY 11724-2000
Phone: (631) 427-6902
Fax: (631) 427-6902
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 0047851 (NY)
Clinical Psychologist Taxonomy 103TC0700X · Licence 0047851 (NY)

Record details

NPI number1619015021
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedFebruary 1, 2007
Last updated in NPPESAugust 12, 2010
Mailing address2 Carnegie Avenue, Cold Spring Harbor, NY 11724-2000