Individual Healthcare Provider
Nehal P Vadhan, PH.D.
Provider's NPPES record last updated: March 26, 2018
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1154677151
- Primary Specialty
- Psychologist — Cognitive & Behavioral
- Practice Location
- Great Neck, New York
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 20, 2026, 2:18 AM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Psychologist
Cognitive & Behavioral
Behavioral Health & Social Service Providers
A psychologist who reflects an experimental-clinical approach distinguished by use of principles of human learning and development and theories of cognitive processing to promote meaningful change in maladaptive human behavior and thinking.
Taxonomy code 103TB0200X Clinical Neuropsychologist
Behavioral Health & Social Service Providers
A clinical psychologist who applies principles of assessment and intervention based upon the scientific study of human behavior as it relates to normal and abnormal functioning of the central nervous system. The specialty is dedicated to enhancing the understanding of brain-behavior relationships and the application of such knowledge to human problems.
Taxonomy code 103G00000XPsychologist
Addiction (Substance Use Disorder)
Behavioral Health & Social Service Providers
A psychologist with a proficiency that involves the application of psychological treatment of addiction stemming from the use of alcohol and other psychoactive substances (e.g., nicotine, marijuana, cocaine, heroin) or behavioral addictions (e.g., gambling) with the aim of cessation or reduction of use and/or the amelioration of emotional, behavioral, interpersonal and other problems arising from the addictive behavior.
Taxonomy code 103TA0400X
Provider-Reported License Information
- Psychologist (New York)
- 016752
- Clinical Neuropsychologist (New York)
- 016752
- Psychologist (New York)
- 016752
Practice Locations
Practice Location
11 Grace Ave Ste 204
Great Neck, New York 11021-2417
Phone: (917) 371-3888
Record Information
- Enumeration Date
- July 27, 2012
- Provider's NPPES Record Last Updated
- March 26, 2018
- NPISignal NPPES Dataset
- August 2026
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