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

JAMES K YAN, DO

GASTROENTEROLOGY

Medical school: COLLEGE OF OSTEO MED OF THE PACIFIC AT POMONA

Graduated: 1991

Also: INTERNAL MEDICINE

NPI: 1588683890

Practice Locations (3)

728 PACIFIC AVE, SUITE 305

San Francisco, CA 941334449

728 PACIFIC AVE

SAN FRANCISCO, CA 941334449

4157811818

728 PACIFIC AVE, SUITE 305

SAN FRANCISCO, CA 941334449

Source: CMS National Downloadable File, September 2026.

JAMES YAN, DO | HealthCareAtlasUSA