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

TIEN AN YANG, MD

OPHTHALMOLOGY

Medical school: JS WEILL MEDICAL COLLEGE, CORNELL UNIVERSITY

Graduated: 2003

NPI: 1164570347

Practice Locations (1)

PERMANENTE MEDICAL GROUP INC

975 SERENO DR

VALLEJO, CA 945892441

7076511000

Source: CMS National Downloadable File, September 2026.

TIEN AN YANG, MD | HealthCareAtlasUSA