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Doctors / WI

MATTHEW CHRISTOPHER O'BRIEN, MD

GENERAL SURGERY

Medical school: MIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED

Graduated: 2020

NPI: 1417577024

Practice Locations (1)

DEAN HEALTH SYSTEMS INC

3200 E RACINE ST

JANESVILLE, WI 535462343

6083718000

Source: CMS National Downloadable File, September 2026.