Individual Healthcare Provider
Elizabeth Leef Jacobson, MD
Provider's NPPES record last updated: November 14, 2024
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1053467886
- Primary Specialty
- Internal Medicine — Allergy & Immunology
- Practice Location
- New York, New York
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 17, 2026, 11:44 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Internal Medicine
Allergy & Immunology
Allopathic & Osteopathic Physicians
An internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Special Qualifications in the field of Allergy & Immunology.
Taxonomy code 207RA0201X
Provider-Reported License Information
- Internal Medicine (New York)
- 191673
Practice Locations
Practice Location
2 E End Ave
New York, New York 10075-1192
Phone: (917) 971-9271
Record Information
- Enumeration Date
- January 26, 2007
- Provider's NPPES Record Last Updated
- November 14, 2024
- Certification Date
- November 14, 2024
- NPISignal NPPES Dataset
- August 2026
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