Neurosurgeon
University of Missouri
Michael R. Chicoine, holds a Bachelor of Science degree from the University of Illinois in Champaign-Urbana, and a Doctorate of Medicine from the University of California at Los Angeles
He completed neurosurgery residency training at Washington University and Barnes-Jewish Hospital in St. Louis from 1990-97 under Ralph Dacey, Jr. and a skull base fellowship at the University of Cincinnati under Dr. Harry Van Loveren.
In 1998 Dr. Chicoine returned to Washington University where was a faculty member for 25 years and in 2011 was named the August Busch Professorship Chair of Neurosurgery. At Washington University from 1998 to 2022 he had a busy clinical practice with emphasis in brain tumors, skull base tumors, pituitary tumors, and cerebrovascular disease, and was also active in stereotactic radiosurgery.
In St. Louis Dr. Chicoine ran a basic science research lab for years in which he studied brain tumor biology, and also was a clinical investigator participating in variety of federally and industry funded clinical trials for brain tumors and cerebrovascular disease including the MISTIE III and ENRICH trials. An emphasis of Dr. Chicoine’s educational efforts is surgical training including cadaveric skull base laboratories.
In 2007 with Dr. Ralph Dacey and colleagues, Dr. Chicoine was an early adopter of the iMRI at Barnes-Jewish Hospital, and lead a multi-center research collaboration with 10 other North America centers to assess the impact of iMRI for malignant brain tumors and other conditions.
Dr. Chicoine has authored or co-authored more than 150 peer-reviewed and has been an active member of a multiple neurosurgical organizations including the Intraoperative Imaging Society (President 2017-19), NASBS (Member Scientific Program Committee Member and Executive Committee, Director At Large, and Annual Meeting Scientific Program Chair 2013), CNS, AANS, and others. Dr. Chicoine made multiple neurosurgical trips to Nairobi Kenya and has hosted multiple East African neurosurgeons as visiting scholars. Dr. Chicoine has been an invited editorial reviewer for numerous scientific publications and the skull-base section editor for Operative Neurosurgery (2016-2024), and Neurosurgery (2024 to present). Dr. Chicoine was a consultant to the St. Louis Rams football team and the NFL from 1998-2015
In 2022, after more than 30 years in St. Louis Dr. Chicoine moved to Columbia, Missouri to become the inaugural chair of the Department of Neurosurgery (formerly a Division of Surgery) at the University of Missouri, where he is Professor of Neurosurgery/Otolaryngology, and a Hugh E. Stephenson Endowed Professor. He remains an Emeritus Professor at Washington University in St. Louis.
Dr. Chicoine specializes in the treatment of brain tumors, pituitary tumors, meningiomas, chordomas, chondrosarcomas, and other skull-base tumors, aneurysms, AVM's, hydrocephalus, head injuries, and Chiari malformations among other conditions.
Disclosure(s): No financial relationships to disclose
Neurosurgical Role in Multiply Recurrent Tumors
Sunday, May 3, 2026
2:00 PM - 3:30 PM CT