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

DEREK W SHEK, MD

MEDICAL ONCOLOGY

Medical school: NORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL

Graduated: 2004

Also: HEMATOLOGY

NPI: 1154448587

Practice Locations (2)

PERMANENTE MEDICAL GROUP INC

901 NEVIN AVE

RICHMOND, CA 948013143

5103071500

PERMANENTE MEDICAL GROUP INC

2500 MERCED ST

SAN LEANDRO, CA 945774201

5104541000

Source: CMS National Downloadable File, September 2026.

DEREK SHEK, MD | HealthCareAtlasUSA