Theresa Hayssen is a General Surgeon and a Colorectal Surgeon in Brookfield, Wisconsin. Hayssen has been practicing medicine for over 30 years and is highly rated in 3 conditions, according to our data. Her top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Rectal Prolapse, and Retroperitoneal Inflammation. She is licensed to treat patients in Wisconsin. Hayssen is currently accepting new patients.
Her participating in 2 clinical trials in the past 15 years.
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Dr. Theresa K. Hayssen accepts the following insurance:
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Doctors who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.