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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. GERALD F. FENSTER M.D.
NPI 1568441970
Otolaryngology - Otolaryngology/Facial Plastic Surgery in Somerville, NJ

Active since January 13, 2006
56 UNION AVE, SOMERVILLE, NJ 08876(908) 722-1022(908) 722-5122 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Gerald F. Fenster M.d. NPPES

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

DR. GERALD F. FENSTER M.D. (NPI 1568441970) is an individual otolaryngology/facial plastic surgery provider in Somerville, New Jersey, licensed in New Jersey (MA022573) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1568441970
Entity TypeIndividualMale
Primary Taxonomy207YX0905X
Provider Legal NameDR. GERALD F. FENSTERCredential: M.D.
Location Address56 UNION AVESomerville, NJ 08876-2017
Mailing Address56 Union AveSomerville, NJ 08876-2017 · (908) 722-1022 · Fax (908) 722-5122
Phone(908) 722-1022
Fax(908) 722-5122
Sole ProprietorNo
Enumeration DateJanuary 13, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1568441970 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngology · Otolaryngology/Facial Plastic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207YX0905X
License✔ Licensed in NJ · MA022573
Definition
An otolaryngologist who specializes in the diagnosis and surgical treatment of head and neck conditions.
56 UNION AVE, Somerville, NJ 08876
Open in Google Maps ↗

Other Identifiers 1

Other459072NJ · Medicare Group #

Other Providers at the Same Location NPPES 13

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

AHMED M ABDEL-MEGID M.D.
Internal Medicine
56 UNION AVE
SOMERVILLE, NJ 08876
Somerset County (908) 722-5380
ASHLEIGH KOZICZ PA-C
Physician Assistant
56 UNION AVE
SOMERVILLE, NJ 08876
Somerset County (908) 722-5380
DR. JOSEPH M KASPARECK JR. MD
Ophthalmology
56 UNION AVE
SOMERVILLE, NJ 08876
Somerset County (908) 725-6225
PEDIATRIC PULMONARY & ASTHMA INSTITUTE,PC
Clinic/Center
56 UNION AVE, SUITE 3
SOMERVILLE, NJ 08876
Somerset County (908) 526-5212
SOMERSET EAR NOSE &THROAT ASS PA
Specialist
56 UNION AVE
SOMERVILLE, NJ 08876
Somerset County (908) 722-1022
MRS. JENNIFER SIDIROPOULOS PA-C
Physician Assistant
56 UNION AVE
SOMERVILLE, NJ 08876
Somerset County (908) 722-5380
CENTRAL JERSEY EYE ASSOCIATES
Ophthalmology
56 UNION AVE
SOMERVILLE, NJ 08876
Somerset County (908) 725-6225
RHEUMATOLOGY CENTER OF NEW JERSEY INC.
Clinic/Center
56 UNION AVE
SOMERVILLE, NJ 08876
Somerset County (908) 722-5380

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 Gerald Fenster's NPI number?

The NPI number for Gerald Fenster is 1568441970. It was assigned to this individual provider in the NPPES registry on January 13, 2006.

Where is Gerald Fenster located?

Gerald Fenster practices at 56 Union Ave, Somerville, NJ 08876. The listed phone number is (908) 722-1022.

What is Gerald Fenster's specialty?

The primary specialty registered for this NPI is Otolaryngology, specializing in Otolaryngology/Facial Plastic Surgery, with taxonomy code 207YX0905X.

When was this NPI record last updated?

The NPPES record for Gerald Fenster was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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.