Encarnacion ranks among the major league leaders with 26 home runs and 70 RBIs. He was picked Sunday for the AL All-Star team, but won't be able to play in the game July 15 at Minnesota.
Encarnacion was hurt while running out a double-play relay Saturday in Oakland.
The Blue Jays claimed Reimold off waivers from Baltimore over the weekend. He had back surgery last July and played 17 games for Double-A Bowie this year while on a rehabilitation assignment, hitting .315. Over parts of five seasons with the Orioles, he hit .252 with 41 home runs.
Also, Toronto outfielder Kenny Wilson was claimed off waivers by Oakland.