 Three are located at the Wilford Hall Ambulatory Surgical Center (WHASC); the 959th Medical Group is located at San Antonio Military Medical Center (SAMMC), JBSA-Fort Sam Houston; the 59th Training Group - the wing's newest group, activated on 4 January 2016, is also located at JBSA-Fort Sam Houston.The 359th and 559th Medical Groups are located at and support the missions of JBSA-Randolph and JBSA-Lackland, respectively.The 59th MDW operates with a $271 million budget, and a staff of 8,000 military, civilian, and contract personnel.