DR. GREGORY M SULLIVAN M.D.
NPI 1457437493
Psychiatry & Neurology - Psychiatry in New York, NY

Q: What is Gregory Sullivan's NPI number?

The NPI number for Gregory Sullivan is 1457437493. It was assigned to this individual provider in the NPPES registry on October 31, 2006.

Q: What is Gregory Sullivan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Sullivan was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since October 31, 2006

617 WEST END AVE, SUITE 1B, NEW YORK, NY 10024(212) 579-0339(212) 543-5437 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 23, 2026.

On this page

About Dr. Gregory M Sullivan M.d. NPPES

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

DR. GREGORY M SULLIVAN M.D. (NPI 1457437493) is an individual psychiatry provider in New York, New York, licensed in New York (198732) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1457437493

Entity TypeIndividualMale

Primary Taxonomy2084P0800X

Provider Legal NameDR. GREGORY M SULLIVANCredential: M.D.

Location Address617 WEST END AVE, SUITE 1BNew York, NY 10024-1607

Mailing Address617 West End Ave, Suite 1bNew York, NY 10024-1607 · (212) 579-0339 · Fax (212) 543-5437

Phone(212) 579-0339

Fax(212) 543-5437

Sole ProprietorYes

Enumeration DateOctober 31, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1457437493 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in NY · 198732

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

617 WEST END AVE, New York, NY 10024

Open in Google Maps ↗

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 Gregory Sullivan's NPI number?

The NPI number for Gregory Sullivan is 1457437493. It was assigned to this individual provider in the NPPES registry on October 31, 2006.

Where is Gregory Sullivan located?

Gregory Sullivan practices at 617 West End Ave Suite 1B, New York, NY 10024. The listed phone number is (212) 579-0339.

What is Gregory Sullivan's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

When was this NPI record last updated?

The NPPES record for Gregory Sullivan was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.