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 / IL

LESLIE D MATTSON, MD

INTERNAL MEDICINE

Medical school: LOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE

Graduated: 2010

Offers telehealth

NPI: 1487975181

Practice Locations (1)

DUPAGE MEDICAL GROUP LTD

25 N WINFIELD RD, SUITE 400

WINFIELD, IL 601901222

6307901872

Source: CMS National Downloadable File, September 2026.

LESLIE MATTSON, MD | HealthCareAtlasUSA