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

DR. ALEXANDER JONAS LIWAG MD
NPI 1235102575
Pediatrics in Wall Township, NJ

Active since February 08, 2006
3350 HWY 138, BLDG 2, SUITE 126, WALL TOWNSHIP, NJ 07719(732) 280-6455(732) 280-6456 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Dr. Alexander Jonas Liwag Md NPPES

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

DR. ALEXANDER JONAS LIWAG MD (NPI 1235102575) is an individual pediatrics provider in Wall Township, New Jersey, licensed in New Jersey (25MA07966900) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1235102575
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. ALEXANDER JONAS LIWAGCredential: MD
Location Address3350 HWY 138, BLDG 2, SUITE 126Wall Township, NJ 07719-9693
Mailing Address3350 Hwy 138, Bldg 2, Suite 126Wall Township, NJ 07719-9693 · (732) 280-6455 · Fax (732) 280-6456
Phone(732) 280-6455
Fax(732) 280-6456
Sole ProprietorNo
Enumeration DateFebruary 8, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1235102575 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in NJ · 25MA07966900
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.
3350 HWY 138, Wall Township, NJ 07719
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Other Providers at the Same Location NPPES 2

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

DR. CHARLES ALFRED WEBER MD
Internal Medicine (Rheumatology)
3350 HWY 138, STE 115
WALL TOWNSHIP, NJ 07719
Monmouth County (732) 988-5030
DR. LAWRENCE GORDON VANHORN JR. MD
Obstetrics & Gynecology
3350 HWY 138, BUILDING 1, SUITE 115
WALL TOWNSHIP, NJ 07719
Monmouth County (732) 280-8088

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 Alexander Liwag's NPI number?

The NPI number for Alexander Liwag is 1235102575. It was assigned to this individual provider in the NPPES registry on February 8, 2006.

Where is Alexander Liwag located?

Alexander Liwag practices at 3350 Hwy 138 Bldg 2, Suite 126, Wall Township, NJ 07719. The listed phone number is (732) 280-6455.

What is Alexander Liwag'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 Alexander Liwag 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 45 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.