Dr. Timothy J. Wengert - WAOW - Newsline 9, Wausau News, Weather, Sports

Dr. Timothy J. Wengert

A native of Iowa, Dr. Timothy Wengert received his medical degree from the University of Iowa College of Medicine.  Following his surgical residency at Marshfield Clinic and Saint Joseph's Hospital, he went on to complete a fellowship in Colorectal Surgery at Ferguson Hospital in Grand Rapids, MI.

Dr Wengert officially joined the Marshfield Clinic staff in 1991 and is board certified in both General Surgery and Colorectal Surgery.  He has served on the Clinic's Executive Committee in the past and is currently the Chairman of the Department of General Surgery.


Primary: General Surgery

Additional: Colorectal Surgery, Bariatric Surgery

Board Certifications

Colon & Rectal Surgery: 1993, recertified 2000

Surgery: 1991, recertified 1999

State Licenses




Medical School: University of Iowa - College of Medicine, Iowa City, IA, United States, M.D. 1985
Internship: Marshfield Clinic/St. Joseph's Hospital, Marshfield, WI, United States, Surgery 1986
Residency: Marshfield Clinic/St. Joseph's Hospital, Marshfield, WI, United States, General Surgery 1990
Fellowship: Ferguson/Blodgett Hospital, Grand Rapids, MI, United States, Colon & Rectal Surgery 1991

Academic Appointments

Clinical Instructor, Surgery, University of Wisconsin Medical School, Madison, WI

Professional Societies

American College of Surgeons

American Medical Association

American Society of Colon & Rectal Surgeons

Midwest Surgical Association

Society of American Gastrointestinal Endoscopic Surgeons

Wisconsin Medical Society

Wisconsin Surgical Society

Appointment phone


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