HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / CA

ANDY SIU ON YU, MD

INTERNAL MEDICINE

Medical school: UNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE

Graduated: 1992

Also: GASTROENTEROLOGY

Offers telehealth

NPI: 1427136266

Practice Locations (1)

2101 FOREST AVE, SUITE 106

SAN JOSE, CA 951281472

4082863222

Source: CMS National Downloadable File, September 2026.

ANDY YU, MD | HealthCareAtlasUSA