Dr. Edward Castillon graduated from Baylor University in 1976 and received his Doctor of Dental Surgery Degree from the University of Southern California in 1980. He was a member of the U.S.C mobile dental clinic which treated the families of migrant farm workers throughout California. Dr. Castillon also participated in an overseas mobile clinic in Israel. Dr. Castillon then completed a post doctoral residency program at the University of Texas Health Science Center in San Antonio and has maintained a private practice here for the past 30 years. In the June 2006, and the May 2007 issues of SCENE IN S.A. MONTHLY MAGAZINE, Dr. Castillon was listed among San Antonio's "top dentists".  In December of 2012-2013 Dr. Castillon became a Member of The Leading Physicans of the World.