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

JAMES S CHANG, MD

HEMATOLOGY/ONCOLOGY

Medical school: ICAHN SCHOOL OF MEDICINE AT MOUNT SINAI

Graduated: 2002

Also: INTERNAL MEDICINE, MEDICAL ONCOLOGY

Offers telehealth

NPI: 1417068073

Practice Locations (2)

PERMANENTE MEDICAL GROUP INC

700 LAWRENCE EXPY

SANTA CLARA, CA 950515173

4088511000

PERMANENTE MEDICAL GROUP INC

710 LAWRENCE EXPRESS WAY

SANTA CLARA, CA 950515173

4088511000

Source: CMS National Downloadable File, September 2026.

JAMES CHANG, MD | HealthCareAtlasUSA