Jason William Simontacchi is the pitching coach for the St. Louis Cardinals affiliated Minor League Baseball team the Peoria Chiefs. He was a starting pitcher for four years in Major League Baseball from 2002-2004 and 2007. He pitched in the minors from 1996-1999 and from 2001-2004, in the minor league organizations of the Kansas City Royals (1996-1997), Pittsburgh Pirates (1999), Minnesota Twins (2001), and St. Louis Cardinals (2002-2004), where he made his major league debut. He finished his pitching career in the independent leagues in 2008 and 2010.