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
GASTROENTEROLOGY
Graduated: 1986
NPI: 1417068081
GASTROENTEROLOGY SPECIALISTS MEDICAL GROUP INC A MEDICAL CORPORATION
19845 LAKE CHABOT RD, SUITE 104
CASTRO VALLEY, CA 945464055
5105374415
Source: CMS National Downloadable File, September 2026.