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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. ELIZABETH HALLIDAY SESSA
NPI 1811794373
Psychologist - Clinical in New York, NY

Active since March 03, 2025
1790 BROADWAY FL 7, NEW YORK, NY 10019(212) 305-6001 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Jul 23, 2026, Mar 3, 2025 (2 updates tracked since 2025).

About Dr. Elizabeth Halliday Sessa NPPES

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

DR. ELIZABETH HALLIDAY SESSA (NPI 1811794373) is an individual clinical provider in New York, New York, licensed in New York (028361) and active in the NPI registry since March 2025.

NPPES Registry Identity

NPI1811794373
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. ELIZABETH HALLIDAY SESSA
Location Address1790 BROADWAY FL 7New York, NY 10019-1580
Mailing Address1790 Broadway Fl 7New York, NY 10019-1580
Phone(212) 305-6001
Sole ProprietorNo
Enumeration DateMarch 3, 2025
Last NPPES UpdateJuly 23, 20262 updates tracked since enumeration
NPPES CertifiedJuly 23, 2026
✔ NPI 1811794373 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in NY · 028361
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
1790 BROADWAY FL 7, New York, NY 10019
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Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ADAM SANDS MD
Psychiatry & Neurology (Psychiatry)
1790 BROADWAY FL 7
NEW YORK, NY 10019
New York County (212) 305-6001
EVAN T BURDETTE PHD
Psychologist
1790 BROADWAY FL 7
NEW YORK, NY 10019
New York County (212) 342-3800
DIANA SAMUEL M.D.
Psychiatry & Neurology (Psychiatry)
1790 BROADWAY FL 7
NEW YORK, NY 10019
New York County (646) 828-7753
NATHAN JOB LOWRY
Psychologist (Cognitive & Behavioral)
1790 BROADWAY FL 7
NEW YORK, NY 10019
New York County (212) 342-3800

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 Elizabeth Halliday Sessa's NPI number?

The NPI number for Elizabeth Halliday Sessa is 1811794373. It was assigned to this individual provider in the NPPES registry on March 3, 2025.

Where is Elizabeth Halliday Sessa located?

Elizabeth Halliday Sessa practices at 1790 Broadway Fl 7, New York, NY 10019. The listed phone number is (212) 305-6001.

What is Elizabeth Halliday Sessa's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

When was this NPI record last updated?

The NPPES record for Elizabeth Halliday Sessa was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 50 days 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.