He was selected by the Orioles in the 5th round of the
1992 MLB draft. Seven total Ohio State players were selected that year. Klingenbeck pitched seven innings and was the
winning pitcher in his MLB debut in the
Orioles' 11–5
home win over the
Detroit Tigers on 2 June 1994. He had been promoted from the
Bowie Baysox earlier that day to replace the injured
Ben McDonald. He made five starts with the
Orioles in 1995. The last one was a 6–3 home loss to the
Twins on 4 July in which he and
Scott Erickson were the pitchers of record, three days before they were traded for each other on 7 July in a transaction which was completed two months later on 19 September when
Kimera Bartee was sent to Minnesota. He started seven games and had 18 overall appearances for the Twins over the 1995 and 1996 seasons before being traded to his hometown
Reds in April 1997. He spent 1997 with the Triple-A
Indianapolis Indians and then started four games for Cincinnati in 1998. His took the loss against the Kansas City Royals in his last MLB appearance on June 23, 1998, and was released by the Reds in July. He pitched the rest of the season for the
Pittsburgh Pirates Triple-A affiliate
Nashville and then finished his career pitching for Indianapolis again in 1999. == Personal life and death==