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 / NY

LIEN H LAM, MD

EMERGENCY MEDICINE

Graduated: 2007

NPI: 1972820702

Practice Locations (1)

JOHN T MATHER MEMORIAL HOSPITAL

75 N COUNTRY RD

PORT JEFFERSON, NY 117772119

6314731320

Source: CMS National Downloadable File, September 2026.

LIEN LAM, MD | HealthCareAtlasUSA