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

NANG LOK TSANG, MD

INTERNAL MEDICINE

Graduated: 1984

Offers telehealth

NPI: 1992873723

Practice Locations (1)

1800 SULLIVAN AVE, SUITE 304

DALY CITY, CA 940152223

6509928484

Source: CMS National Downloadable File, September 2026.

NANG LOK TSANG, MD | HealthCareAtlasUSA