514th Aerospace Medicine Squadron Assumption of Command Published Nov. 9, 2016 By by Christian DeLuca 514th Air Mobility Wing JOINT BASE MCGUIRE_DIX_LAKEHURST -- Col. David Pavey, 514th Air Mobility Wing commander, passes the 514th Aerospace Medicine Squadron's guidon to Col. Joseph Matson, who assumed command of the squadron during an assumption of command ceremony here, Nov. 11.