Dr. Diveley joined ASMG in 1992, following four years as a Flight Surgeon in the U.S. Navy. He began practicing at Alvarado Hospital before moving to Scripps Mercy Hospital in 1998, where he served as Anesthesia Section Chair from 2001 to 2004, Chief of Surgery from 2006 to 2008, and Chief of Staff from 2011 to 2013. He is currently the Medical Director of the Scripps Mercy Surgery Pavilion, and has been a member of the ASMG Board since 2018.