Franklin High School Sports Medicine Team

Meet the Sports Medicine Team at Franklin High School.

John Dynes, AT

John Dynes graduated from Sinclair Community College with an associate degree in radiation technology. John served as head athletic trainer for minor league teams in the Dayton area and for several colleges and high schools in the area. He joined Premier Health in 2000. “After working a couple of years at a sports medicine practice, I knew I wanted to be an athletic trainer,” John said. His other interests include Ohio State Buckeyes basketball and the Cleveland Browns.

Michael J. Griesser, MD - Orthopedic Consultant

Dr. Michael Griesser received his medical degree from Wright State University Boonshoft School of Medicine in 2006. He completed an orthopedic surgery residency at Ohio State University in 2011 and an orthopedic sports medicine fellowship at The Cleveland Clinic in 2012. Dr. Griesser is board certified in orthopedic surgery and he practices with Premier Orthopedics.

Timothy Linker, MD - Medical Director

Dr. Timothy Linker received a degree in biology from Mt. Vernon Nazarene College and his medical degree from the Boonshoft School of Medicine at Wright State University. He completed his family practice residency at Miami Valley Hospital in Dayton, Ohio and went on to complete a sports medicine fellowship at Grant Hospital in Columbus, Ohio. Dr. Linker is the medical director for sports medicine at Atrium Medical Center and owns a sports medicine and family practice in Mason, Ohio.