CORNERSTONE DEVELOPMENTAL PSYCHOLOGY
NPI 1336673318
Psychologist in Hauppauge, NY

Active since April 17, 2017
750 VETS HWY, SUITE 202, HAUPPAUGE, NY 11788(631) 925-1003 Get Directions Write a Review

NPPES record last updated: April 17, 2017. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Cornerstone Developmental Psychology NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CORNERSTONE DEVELOPMENTAL PSYCHOLOGY (NPI 1336673318) is a healthcare organization registered as a psychologist in Hauppauge, New York and active in the NPI registry since April 2017. The organization lists Mark Closson, Psychologist, as its authorized official.

NPPES Registry Identity

NPI1336673318
Entity TypeOrganization
Primary Taxonomy103T00000X
Legal Business NameCORNERSTONE DEVELOPMENTAL PSYCHOLOGY
Location Address750 VETS HWY, SUITE 202Hauppauge, NY 11788-2943
Mailing Address750 Vets. Mem. Hwy., Suite 202Hauppauge, NY 11788-2943 · (631) 925-1003
Organization SubpartNo
Authorized OfficialMark ClossonPsychologist · (631) 925-1003
Enumeration DateApril 17, 2017
NPI 1336673318 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Definition
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.
Also ListedSocial WorkerTaxonomy 104100000X
750 VETS HWY, Hauppauge, NY 11788

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Cornerstone Developmental Psychology's NPI number?

The NPI number for Cornerstone Developmental Psychology is 1336673318. It was assigned to this organization in the NPPES registry on April 17, 2017.

Where is Cornerstone Developmental Psychology located?

Cornerstone Developmental Psychology is located at 750 Vets Hwy Suite 202, Hauppauge, NY 11788. The listed phone number is (631) 925-1003.

What is Cornerstone Developmental Psychology's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

When was this NPI record last updated?

The NPPES record for Cornerstone Developmental Psychology was last updated on April 17, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.