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

Donald S Resnick, PHD

Individual provider Psychologist · NPI 1629294087

Donald S Resnick, PHD is a Psychologist in Old Greenwich, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
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

17 Center Dr
Old Greenwich, CT 06870-1446
Phone: (203) 637-4432
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 000611 (CT)

Record details

NPI number1629294087
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedApril 17, 2007
Last updated in NPPESJuly 8, 2007
Mailing address17 Center Dr, Old Greenwich, CT 06870-1446

Other providers in Old Greenwich