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

Individual provider Clinical Psychologist · NPI 1225052699

Dr. Marshall L. Silverstein, PHD is a Clinical Psychologist in Westbury, New York. Graduated from Wayne State University School of Medicine in 1974, 52 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in New York.

Years since qualifying
52
Trained at
Wayne State University School of Medicine
Licensed in
NY
In the registry since
2006
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

710 Salisbury Park Dr
Westbury, NY 11590-5820
Phone: (516) 338-2810
Fax: (516) 338-2810
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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 010819-2 (NY)

Record details

NPI number1225052699
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJuly 27, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolWAYNE STATE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1974 (52 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Westbury