He spends 40% of his time in clinical practice at the Memphis Veterans Administration Hospital and 60% in research and administrating the joint program on the UT-campus. Dr. Mihalko is very active in leadership positions in the American Academy of Orthopaedic Surgeons and ASTM International, where he serves as an officer for F04 3800 (computer assisted surgical systems) and as the User-vice-chair for F04 medical devices.