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 / CT

KARL T HARTMANN, MD

INTERNAL MEDICINE

Medical school: JS WEILL MEDICAL COLLEGE, CORNELL UNIVERSITY

Graduated: 2000

Also: HOSPITALIST

NPI: 1437122314

Practice Locations (1)

MIDDLESEX HOSPITAL

28 CRESCENT ST

MIDDLETOWN, CT 064573654

8603585322

Source: CMS National Downloadable File, September 2026.

KARL HARTMANN, MD | HealthCareAtlasUSA