DR. BENJAMIN LANGSTEIN PHD
NPI 1235749847
Psychologist in Great Neck, NY

NPI Status: Active since August 07, 2020

Contact Information

865 NORTHERN BLVD
GREAT NECK, NY
ZIP 11021
Phone: (516) 622-5000

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  • Individual
  • Male
  • Psychologist

About BENJAMIN LANGSTEIN

This page provides the complete NPI Profile along with additional information for Benjamin Langstein, a provider established in Great Neck, New York with a medical specialization in Psychologist. The healthcare provider is registered in the NPI registry with number 1235749847 assigned on August 2020. The practitioner's primary taxonomy code is 103T00000X with license number P137506 (NY). The provider is registered as an individual and his NPI record was last updated one year ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1235749847
Provider Name
DR. BENJAMIN LANGSTEIN PHD
Gender
Male
Entity Type
Individual
Location Address
865 NORTHERN BLVD GREAT NECK, NY 11021
Location Phone
(516) 622-5000
Mailing Address
877 CAROL CT WOODMERE, NY 11598
Mailing Phone
(516) 376-8075
Is Sole Proprietor?
Yes
Enumeration Date
08-07-2020
Last Update Date
09-15-2025
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A psychologist like Benjamin Langstein studies cognitive, emotional, social processes and behavior by observing, interpreting, and recording how people relate to one another and to their environments. Psychologists gather information and evaluate behavior through controlled laboratory experiments, psychoanalysis, psychotherapy or through personality, performance, aptitude, or intelligence tests, and use this information when testing theories in their research or when treating patients.

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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Psychologist

Taxonomy Code
103T00000X
Type
Behavioral Health & Social Service Providers
License No.
P137506
License State
NY
Taxonomy Description
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1235749847, we treat the final digit (7) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 73. The final step is to find the difference between that total and the next multiple of ten (80 - 73 = 7).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
3
Doubled → 6
Pos 4
5
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
4
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
8
Unchanged
Pos 9
4
Doubled → 8
Check
7
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 3 → 6 7 → 14 → 5 9 → 18 → 9 4 → 8

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 2 + 6 + 5 + 1 + 4 + 4 + 1 + 8 + 8 + 8 + 24 = 73

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 73 is 80. The difference is the calculated check digit.

80 - 73 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1235749847.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Psychiatry & Neurology (Neurology)
865 NORTHERN BLVD
GREAT NECK, NY 11021
Registered Nurse (Neuroscience)
865 NORTHERN BLVD
GREAT NECK, NY 11021
Pediatrics (Pediatric Allergy/Immunology)
865 NORTHERN BLVD, SUITE 101
GREAT NECK, NY 11021
Specialist
865 NORTHERN BLVD
GREAT NECK, NY 11021
Obstetrics & Gynecology
865 NORTHERN BLVD
GREAT NECK, NY 11021
Pediatrics
865 NORTHERN BLVD
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Physician Assistant (Medical)
865 NORTHERN BLVD
GREAT NECK, NY 11021
Nurse Practitioner (Obstetrics & Gynecology)
865 NORTHERN BLVD
GREAT NECK, NY 11021
Urology
865 NORTHERN BLVD
GREAT NECK, NY 11021
Clinic/Center (Medical Specialty)
865 NORTHERN BLVD, 203
GREAT NECK, NY 11021
Internal Medicine (Allergy & Immunology)
865 NORTHERN BLVD, SUITE 101
GREAT NECK, NY 11021
Registered Nurse
865 NORTHERN BLVD
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Psychiatry & Neurology (Neurology)
865 NORTHERN BLVD, SUITE 302
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1235749847, enumerated as an "individual" on August 07, 2020.

The provider is located at 865 NORTHERN BLVD GREAT NECK, NY 11021 and the phone number is (516) 622-5000.

Psychologist with taxonomy code 103T00000X.