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

MATTHEW Y SIOW, MD

ORTHOPEDIC SURGERY

Medical school: NEW YORK UNIVERSITY SCHOOL OF MEDICINE

Graduated: 2018

Also: SPORTS MEDICINE

NPI: 1467948307

Practice Locations (1)

ORTHO 1 MEDICAL GROUP

5643 COPLEY DR, SUITE 300

SAN DIEGO, CA 921117903

8584559942

Source: CMS National Downloadable File, September 2026.

MATTHEW SIOW, MD | HealthCareAtlasUSA