Career
He previously played in MLB for the Los Angeles Angels of Anaheim and Tampa Bay Rays. He is 6 feet 3 inches (191 m), 235 pounds (107 kg) and was selected by the Angels in the second round (53rd overall) in the 2002 Major League Baseball Draft out of Bishop Manogue High School. Los Angeles Angels of Anaheim Jepsen made his major league debut against the New York Yankees on September 8, 2008, at Angel Stadium in Anaheim, California.
He pitched one inning in a blowout game, retiring Derek Jeter, Bobby Abreu, and Alex Rodriguez in order.
Jepsen pitched in nine games for the Angels in the 2008 season. Jepsen earned his first All-Star selection in the minor leagues, and was enjoying his finest season to date with a combiled 3–4 record, 13 saves, a 1.87 earned run average and 55 strikeouts for the Arkansas Travelers and Salt Lake Bees when he was selected to play for the United States national baseball team at the 2008 Summer Olympics.
Jepsen had his first full major-league season in 2009. Jepsen was responsible for hanging up Adenhart"s jersey in the dugout every game.
In spite of this, Jepsen threw a career-high 54 innings.
He had shoulder tendinitis in September, slowing his return to Spring Training in 2010. Despite this, Jepsen appeared in 68 games, recording 2 wins and 4 losses in 59 innings. In 2011, Jepsen spent time between the disabled list and the minors, appearing in only 16 games.
Tampa Bay Rays On December 16, 2014, he was traded to the Tampa Bay Rays in exchange for Matt Joyce.
Minnesota Twins Jepsen features four pitches: a four-seam fastball at 95–99 mph, a two-seam fastball at 94–97, a cutter at 89–93, and a curveball at 83–86. The cutter is rarely used against left-handed hitters, while the two-seamer is primarily thrown to lefties.
Jepsen uses his curveball most often in 2-strike counts.