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

TAMMIE CHEN, CSW

CLINICAL SOCIAL WORKER

Graduated: 2013

NPI: 1851628580

Practice Locations (1)

ASIAN HEALTH SERVICES

818 WEBSTER ST

OAKLAND, CA 946074220

5109866800

Source: CMS National Downloadable File, September 2026.

TAMMIE CHEN, CSW | HealthCareAtlasUSA