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

WILLIAM DUAN, MD

PSYCHIATRY

Graduated: 2022

NPI: 1881334308

Practice Locations (2)

48540 SPOKANE RD

FREMONT, CA 945397735

PO BOX

PASADENA, CA 91189

Source: CMS National Downloadable File, September 2026.

WILLIAM DUAN, MD | HealthCareAtlasUSA