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 / MA

DIANE LOCKHART, MD

GENERAL SURGERY

Medical school: UNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL

Graduated: 1991

NPI: 1407917412

Practice Locations (1)

RELIANT MEDICAL GROUP INC

24 NEWTON ST

SOUTHBOROUGH, MA 017721215

5084864472

Source: CMS National Downloadable File, September 2026.

DIANE LOCKHART, MD | HealthCareAtlasUSA