Jason Michaels debuted on April 6, 2001, playing for the Philadelphia Phillies at Veterans Stadium; he played his final game on September 13, 2011, playing for the Houston Astros at Minute Maid Park.
Jason Michaels played in just one game at designated hitter for the Philadelphia Phillies in 2004 and did not start. , equivalent to 0 errors per game (estimate based on total games played in).
Jason Michaels played in 2 games at designated hitter for the Cleveland Indians in 2006, starting in none of them. , equivalent to 0 errors per game (estimate based on total games played in).
Jason Michaels played in 2 games at designated hitter for the Houston Astros in 2010, starting in none of them. , equivalent to 0 errors per game (estimate based on total games played in).
Jason Alfaro debuted on September 9, 2004 and played his final game on October 1, 2004.
Jason Bartlett debuted on August 3, 2004 and played his final game on May 14, 2012.
Jason Bergmann debuted on August 28, 2005 and played his final game on April 14, 2010.
Jason Berken debuted on May 26, 2009 and played his final game on October 1, 2012.
Jason Beverlin debuted on July 29, 2002 and played his final game on September 28, 2002.
Jason Bourgeois debuted on September 9, 2008 and played his final game on August 21, 2013.
Jason Bulger debuted on August 26, 2005 and played his final game on April 23, 2011.
Jason Castro debuted on June 22, 2010 and played his final game on September 7, 2013.
Jason Christiansen debuted on April 26, 1995 and played his final game on October 1, 2005.