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 / NH

GREGORY J HANSEN, MD

FAMILY PRACTICE

Medical school: STATE UNIVERSITY OF NY UPSTATE MEDICAL UNIVERSITY

Graduated: 1998

NPI: 1538240635

Practice Locations (1)

DARTMOUTH-HITCHCOCK CLINIC

590 COURT ST

KEENE, NH 034311719

6033545400

Source: CMS National Downloadable File, September 2026.