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 / MI

TREY ROTTGEN

GASTROENTEROLOGY

Graduated: 2020

Also: INTERNAL MEDICINE

NPI: 1013534932

Practice Locations (1)

REGENTS OF THE UNIVERSITY OF MICHIGAN

1500 E MEDICAL CTR DR

ANN ARBOR, MI 481095000

7349364000

Source: CMS National Downloadable File, September 2026.

TREY ROTTGEN | HealthCareAtlasUSA