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

CHRISTOPHER M HAMERSKI, MD

GASTROENTEROLOGY

Medical school: UNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE

Graduated: 2005

Also: INTERNAL MEDICINE

NPI: 1205033420

Practice Locations (1)

PERMANENTE MEDICAL GROUP INC

2350 GEARY BLVD

SAN FRANCISCO, CA 941153305

4158332871

Source: CMS National Downloadable File, September 2026.

CHRISTOPHER HAMERSKI, MD | HealthCareAtlasUSA