Mary Anne Obst, RN, BSN, CCRN, CWON
Disclosures: Speakers Bureau-3M|Receipt of Intellectual Property Rights/Patent Holder-Fistula Solution

A native of Minnesota, Mary Anne graduated as a nurse in 1987. She has extensive experience in ICU nursing and also spent many years as a flight nurse.


Mary Anne’s experience at Regions Hospital includes staff nurse on the Surgical Intensive Care Unit, Trauma Nurse Clinician, Neurosurgical Nurse Clinician, and FCCS (Fundamentals of Critical Care Support) Coordinator. Mary Anne helped establish clinical research efforts for the Department of Surgery and has coordinated multiple research studies.

Mary Anne and her team have established the Complex Abdominal Reconstruction Service (CARS) at Regions Hospital.  The CARS team has developed novel and structured approaches for managing complex abdominal wounds and enteric fistulae. The CARS team focuses on the best possible patient outcomes and a good quality of life on the journey to surgical repair.” The CARS team currently services over two hundred patients with all aspects of patient care: nutrition, conditioning, surgery and wound care.


Mary Anne speaks nationally and internationally about the challenges of fistula care and complex wounds. She is the creator of Fistula Solution products and holds two patents.  She has published articles in the Journal of American College of Surgeons, Wounds, Surgical Technology International, and several others.