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

DREW SCHEMBRE, MD

GASTROENTEROLOGY

Graduated: 1988

Offers telehealth

NPI: 1366557217

Practice Locations (1)

JOHN MUIR PHYSICIAN NETWORK

1479 YGNACIO VALLEY RD, SUITE 200

WALNUT CREEK, CA 945982986

9252967340

Source: CMS National Downloadable File, September 2026.

DREW SCHEMBRE, MD | HealthCareAtlasUSA