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

SANGJUN BYEON, MD

GENERAL PRACTICE

Graduated: 1990

NPI: 1659574945

Practice Locations (1)

19115 COLIMA RD, UNIT 102

ROWLAND HEIGHTS, CA 917483074

6269122911

Source: CMS National Downloadable File, September 2026.