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
INTERNAL MEDICINE
Graduated: 1998
NPI: 1922242312
JOHN T MATHER MEMORIAL HOSPITAL
75 N COUNTRY RD
PORT JEFFERSON, NY 117772119
6314731320
Source: CMS National Downloadable File, September 2026.