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

PEI-CHANG P CHEN, MD

RHEUMATOLOGY

Graduated: 2009

Also: INTERNAL MEDICINE

NPI: 1992934632

Practice Locations (1)

PERMANENTE MEDICAL GROUP INC

3600 BROADWAY

OAKLAND, CA 946115730

5107521000

Source: CMS National Downloadable File, September 2026.

PEI-CHANG CHEN, MD | HealthCareAtlasUSA