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

GREGORY C MALLO, MD

ORTHOPEDIC SURGERY

Medical school: JEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY

Graduated: 2005

NPI: 1245412295

Practice Locations (1)

TRUE NORTH MEDICAL GROUP PC

686 COUNTY ROUTE, 39A

SOUTHAMPTON, NY 119685703

6312830355

Source: CMS National Downloadable File, September 2026.

GREGORY MALLO, MD | HealthCareAtlasUSA