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

KAREN P TUAN, MD

OBSTETRICS/GYNECOLOGY

Medical school: BOSTON UNIVERSITY SCHOOL OF MEDICINE

Graduated: 1990

NPI: 1669441358

Practice Locations (1)

929 CLAY ST, SUITE 305

SAN FRANCISCO, CA 941081570

4153987178

Source: CMS National Downloadable File, September 2026.

KAREN TUAN, MD | HealthCareAtlasUSA