Doctor profile · Federal record

Dr. Marshall Silverstein, PH.D.

Clinical Psychologist · Westbury, NY

  • NPI 1225052699
  • Accepts Medicare
  • 52 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
710 Salisbury Park Dr
Westbury, NY 115905820
(516) 338-2810
fax (516) 338-2810

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1974 — 52 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
New York #010819-2

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225052699. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
991
Distinct HCPCS
8
Medicare allowed
$71,801
HCPCS Description Services Patients Avg allowed
96137 Administration of psychological or neuropsychological test, each additional 30 minutes 456 26 $40
96133 Evaluation of neuropsychological test, each additional hour 179 26 $100
90834 Psychotherapy, 45 minutes 111 31 $101
96131 Evaluation of psychological test, each additional hour 107 26 $87
96136 Administration of psychological or neuropsychological test, first 30 minutes 52 26 $44
90791 Psychiatric diagnostic evaluation 34 34 $177
96130 Evaluation of psychological test, first hour 26 26 $121
96132 Evaluation of neuropsychological test, first hour 26 26 $132

In context: peer comparison

Among 1 peers in Westbury Clinical Psychologist, average services per provider: 123. This provider delivers 8.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marshall Silverstein's medical specialty?
Dr. Marshall Silverstein practices Clinical Psychologist in Westbury, NY.
Where does Dr. Marshall Silverstein practice?
Dr. Marshall Silverstein practices at 710 Salisbury Park Dr, Westbury, NY 115905820. Office phone: 5163382810.
What is Dr. Marshall Silverstein's NPI?
Dr. Marshall Silverstein's National Provider Identifier (NPI) is 1225052699, issued by NPPES.
Does Dr. Marshall Silverstein accept Medicare assignment?
Yes. Dr. Marshall Silverstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marshall Silverstein commonly perform?
Top Medicare-reported procedures in 2023: Administration of psychological or neuropsychological test (HCPCS 96137); Evaluation of neuropsychological test, each additional hour (HCPCS 96133); Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.