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

Dr. Mary Margaret Frederick, PHD

Individual provider Clinical Psychologist · NPI 1114225075

Dr. Mary Margaret Frederick, PHD is a Clinical Psychologist in New York, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2011
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

653 Washington St
New York, NY 10014-2865
Phone: (212) 741-6817
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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 7961 (NY)

Record details

NPI number1114225075
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 2, 2011
Last updated in NPPESMarch 2, 2011

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