Dr. Wheelock is a founding director of HealthTronics Surgical Services Inc. He has served as a director since 1996 and is the former Chairman. In March 2006 Dr. Wheelock was appointed Chief Medical Advisor to HealthTronics.
From 1979 until 1996 Dr. Wheelock was a practicing board-certified urologist in Chattanooga Tennessee. While in practice he was engaged as a consultant by various public companies. Dr. Wheelock returned to the practice of urology in 2005.