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

MARK S LOEWEN, MD

GENERAL SURGERY

Medical school: RUSH MEDICAL COLLEGE OF RUSH UNIVERSITY

Graduated: 2001

NPI: 1295747319

Practice Locations (1)

MEDICAL AFFILIATES OF CAPE COD INC

105 PARK ST

HYANNIS, MA 026015205

5088625565

Source: CMS National Downloadable File, September 2026.