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

DR. ALIASGHAR DIWAN DO
NPI 1376237909
Emergency Medicine in Old Bridge, NJ

Active since June 06, 2023
1 HOSPITAL PLZ, OLD BRIDGE, NJ 08857(732) 360-1000 Get Directions Write a Review

NPPES record last updated: June 28, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Aliasghar Diwan Do NPPES

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

DR. ALIASGHAR DIWAN DO (NPI 1376237909) is an individual emergency medicine provider in Old Bridge, New Jersey, licensed in New Jersey (1376237909) and active in the NPI registry since June 2023. He maintains a secondary practice location in Trenton.

NPPES Registry Identity

NPI1376237909
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. ALIASGHAR DIWANCredential: DO
Location Address1 HOSPITAL PLZOld Bridge, NJ 08857-3012
Mailing Address1 Hospital PlzOld Bridge, NJ 08857-3012 · (732) 360-1000
Sole ProprietorNo
Enumeration DateJune 6, 2023
Last NPPES UpdateJune 28, 2026
NPPES CertifiedJune 28, 2026
NPI 1376237909 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in NJ · 1376237909
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
1 HOSPITAL PLZ, Old Bridge, NJ 08857

Secondary Practice Location 1

Location 1750 Brunswick AveTrenton, NJ 08638-4143 · Phone (609) 394-6031

Other Providers at the Same Location NPPES 20

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

Dietitian, Registered
1 HOSPITAL PLZ
OLD BRIDGE, NJ 08857
Specialist
1 HOSPITAL PLZ
OLD BRIDGE, NJ 08857
Hospitalist
1 HOSPITAL PLZ
OLD BRIDGE, NJ 08857
Emergency Medicine
1 HOSPITAL PLZ
OLD BRIDGE, NJ 08857
Emergency Medicine
1 HOSPITAL PLZ
OLD BRIDGE, NJ 08857
Nurse Practitioner
1 HOSPITAL PLZ
OLD BRIDGE, NJ 08857
Dietitian, Registered
1 HOSPITAL PLZ
OLD BRIDGE, NJ 08857
Anesthesiology
1 HOSPITAL PLZ
OLD BRIDGE, NJ 08857

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 Aliasghar Diwan's NPI number?

The NPI number for Aliasghar Diwan is 1376237909. It was assigned to this individual provider in the NPPES registry on June 6, 2023.

Where is Aliasghar Diwan located?

Aliasghar Diwan practices at 1 Hospital Plz, Old Bridge, NJ 08857. The listed phone number is (732) 360-1000.

What is Aliasghar Diwan's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

When was this NPI record last updated?

The NPPES record for Aliasghar Diwan was last updated on June 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 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.