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

NATHAN E HARTVIGSEN, MD

PSYCHIATRY

Medical school: UNIFORMED SERVICES UHS FE HEBERT SCHOOL OF MED

Graduated: 2004

NPI: 1497811087

Practice Locations (2)

MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC

55 FRUIT ST

BOSTON, MA 021142696

6177240287

MASSACHUSETTS GENERAL PHYSICIANS ORGANIZATION INC

1 CONSTITUTION PLZ, SUITE 140

CHARLESTOWN, MA 021292025

6177245202

Source: CMS National Downloadable File, September 2026.

NATHAN HARTVIGSEN, MD | HealthCareAtlasUSA