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

JOHN Z WANG, MD

INTERNAL MEDICINE

Graduated: 1989

NPI: 1285747931

Practice Locations (3)

1041 W BADILLO ST, SUITE 104

Covina, CA 917224194

1041 W BADILLO ST, SUITE 104

COVINA, CA 917224194

824 N WHITE HORSE CIR

WALNUT, CA 917894382

Source: CMS National Downloadable File, September 2026.

JOHN WANG, MD | HealthCareAtlasUSA