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ALEXANDER NIAZI SIDHOM MD
NPI 1003444001
Pediatrics in Redwood City, CA

Active since March 27, 2020
570 PRICE AVE STE 400, REDWOOD CITY, CA 94063(650) 466-6224(650) 466-6219 Get Directions Write a Review

NPPES record last updated: February 10, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Alexander Niazi Sidhom Md NPPES

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

ALEXANDER NIAZI SIDHOM MD (NPI 1003444001) is an individual pediatrics provider in Redwood City, California, licensed in California (A185761) and active in the NPI registry since March 2020. He maintains a secondary practice location in Fresno.

NPPES Registry Identity

NPI1003444001
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameALEXANDER NIAZI SIDHOMCredential: MD
Location Address570 PRICE AVE STE 400Redwood City, CA 94063-1452
Mailing Address155 N Fresno StFresno, CA 93701-2302 · (559) 499-6556
Phone(650) 466-6224
Fax(650) 466-6219
Sole ProprietorNo
Enumeration DateMarch 27, 2020
Last NPPES UpdateFebruary 10, 2026
NPPES CertifiedFebruary 10, 2026
✔ NPI 1003444001 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CA · A185761
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.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
570 PRICE AVE STE 400, Redwood City, CA 94063
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Secondary Practice Location 1

Location 1155 N Fresno StFresno, CA 93701-2302 · Phone (559) 499-6556

Other Providers at the Same Location NPPES 3

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

FORTRA MEDICAL GROUP OF CALIFORNIA, PC
Allergy & Immunology (Allergy)
570 PRICE AVE STE 400
REDWOOD CITY, CA 94063
San Mateo County (650) 466-6364
ALLISON ANDERSON PNP
Nurse Practitioner (Pediatrics)
570 PRICE AVE STE 400
REDWOOD CITY, CA 94063
San Mateo County (650) 466-6224
SUZANNE MARIE HENDERSON MD
Allergy & Immunology
570 PRICE AVE STE 400
REDWOOD CITY, CA 94063
San Mateo County (650) 466-6224

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 Sidhom's NPI number?

The NPI number for Alexander Sidhom is 1003444001. It was assigned to this individual provider in the NPPES registry on March 27, 2020.

Where is Alexander Sidhom located?

Alexander Sidhom practices at 570 Price Ave Ste 400, Redwood City, CA 94063. The listed phone number is (650) 466-6224.

What is Alexander Sidhom'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 Sidhom was last updated on February 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.