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

SUMMAIYA MUHAMMAD, MD

INTERNAL MEDICINE

Graduated: 2002

NPI: 1841454535

Practice Locations (1)

SUTTER BAY MEDICAL FOUNDATION

20103 LAKE CHABOT RD

CASTRO VALLEY, CA 945465305

5107273256

Source: CMS National Downloadable File, September 2026.

SUMMAIYA MUHAMMAD, MD | HealthCareAtlasUSA