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DR. WILLIAM GEORGE GIASI JR. MD
NPI 1821297680
Pediatrics in Princeton, NJ

Active since July 12, 2007
301 N HARRISON ST, PRINCETON, NJ 08540(609) 924-5510(609) 924-3577 Get Directions Write a Review

NPPES record last updated: July 12, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. William George Giasi Jr. Md NPPES

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

DR. WILLIAM GEORGE GIASI JR. MD (NPI 1821297680) is an individual pediatrics provider in Princeton, New Jersey, licensed in New Jersey (25MA08272900) and active in the NPI registry since July 2007.

NPPES Registry Identity

NPI1821297680
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. WILLIAM GEORGE GIASI JR.Credential: MD
Location Address301 N HARRISON STPrinceton, NJ 08540-3512
Mailing Address301 N Harrison StPrinceton, NJ 08540-3512 · (609) 924-5510 · Fax (609) 924-3577
Phone(609) 924-5510
Fax(609) 924-3577
Sole ProprietorNo
Enumeration DateJuly 12, 2007
✔ NPI 1821297680 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in NJ · 25MA08272900
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
301 N HARRISON ST, Princeton, NJ 08540
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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.

DR. DAVID SHAWN PIERSON M.D.
Pediatrics
301 N HARRISON ST
PRINCETON, NJ 08540
Mercer County (609) 924-5510
GINA LOSHKAJIAN POSLUSZNY M.D.
Pediatrics
301 N HARRISON ST
PRINCETON, NJ 08540
Mercer County (609) 924-5510
PETER PHILLIP PELLEGRINO M.D.
Pediatrics
301 N HARRISON ST
PRINCETON, NJ 08540
Mercer County (609) 924-5510
WALGREEN CO
Durable Medical Equipment & Medical Supplies
301 N HARRISON ST
PRINCETON, NJ 08540
Mercer County (609) 924-6125
BOAS PARK PHARMD
Pharmacist
301 N HARRISON ST
PRINCETON, NJ 08540
Mercer County (609) 924-6125
DR. MICHAEL JUSTIN RIGGALL MD
Pediatrics
301 N HARRISON ST
PRINCETON, NJ 08540
Mercer County (609) 924-5510
JENITTA KWONG M.D./M.P.H.
Pediatrics
301 N HARRISON ST
PRINCETON, NJ 08540
Mercer County (609) 924-5510
DR. ADAM BRETT NADDELMAN M.D.
Pediatrics
301 N HARRISON ST
PRINCETON, NJ 08540
Mercer County (609) 921-3441

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 William Giasi's NPI number?

The NPI number for William Giasi is 1821297680. It was assigned to this individual provider in the NPPES registry on July 12, 2007.

Where is William Giasi located?

William Giasi practices at 301 N Harrison St, Princeton, NJ 08540. The listed phone number is (609) 924-5510.

What is William Giasi's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

When was this NPI record last updated?

The NPPES record for William Giasi was last updated on July 12, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.