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

Individual provider Cognitive & Behavioral Psychologist · NPI 1639555907

Mr. Alden Marc Cass, PSYD is a Cognitive & Behavioral Psychologist in Nyc, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2015
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

757 3rd Avenue - 20th Fl
Nyc, NY 10017
Phone: (646) 600-9011
Fax: (646) 202-9610
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cognitive & Behavioral Psychologist (primary) Taxonomy 103TB0200X · Licence 015595 (NY)

Record details

NPI number1639555907
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedAugust 10, 2015
Last updated in NPPESOctober 27, 2021
Certification dateOctober 27, 2021

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