DR. KATHERINE AMBERSON HAJJAR M.D.
NPI 1740377837
Pediatrics - Pediatric Hematology-Oncology in New York, NY

Q: What is Katherine Hajjar's NPI number?

The NPI number for Katherine Hajjar is 1740377837. It was assigned to this individual provider in the NPPES registry on October 9, 2006.

Q: What is Katherine Hajjar's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.

Q: When was this NPI record last updated?

The NPPES record for Katherine Hajjar was last updated on August 5, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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 09, 2006

1300 YORK AVENUE, A-108, NEW YORK, NY 10065(212) 746-2034(212) 746-8809 Get Directions Write a Review

NPPES record last updated: August 5, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Katherine Amberson Hajjar M.d. NPPES

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

DR. KATHERINE AMBERSON HAJJAR M.D. (NPI 1740377837) is an individual pediatric hematology-oncology provider in New York, New York, licensed in New York (157869) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1740377837

Entity TypeIndividualFemale

Primary Taxonomy2080P0207X

Provider Legal NameDR. KATHERINE AMBERSON HAJJARCredential: M.D.

Location Address1300 YORK AVENUE, A-108New York, NY 10065-4805

Mailing Address1300 York Avenue Box #45, A-108New York, NY 10065-4805 · (212) 746-2034 · Fax (212) 746-8809

Phone(212) 746-2034

Fax(212) 746-8809

Sole ProprietorNo

Enumeration DateOctober 9, 2006

Last NPPES UpdateAugust 5, 2008

✔ NPI 1740377837 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Hematology-OncologyAllopathic & Osteopathic Physicians

Taxonomy Code2080P0207X

License✔ Licensed in NY · 157869

Definition

A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.

Also ListedPediatricsTaxonomy 208000000X · License 157869 (NY)

1300 YORK AVENUE, New York, NY 10065

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Other Identifiers 3

Medicare ID-Type Unspecified34D79100NY

Medicaid00864939NY

Medicare UPINA62335NY

Other Providers at the Same Location NPPES

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

DR. NADINE ELIZABETH DEMKO M.D., M.SC.

Student in an Organized Health Care Education/Training Program

1300 YORK AVENUE
NEW YORK, NY 10065

New York County (212) 746-6464

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 Katherine Hajjar's NPI number?

The NPI number for Katherine Hajjar is 1740377837. It was assigned to this individual provider in the NPPES registry on October 9, 2006.

Where is Katherine Hajjar located?

Katherine Hajjar practices at 1300 York Avenue A-108, New York, NY 10065. The listed phone number is (212) 746-2034.

What is Katherine Hajjar's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.

When was this NPI record last updated?

The NPPES record for Katherine Hajjar was last updated on August 5, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.