— Carrie Muskat (@CarrieMuskat) August 5, 2014
Parker, 26, was recalled up by the Cubs on Saturday when Felix Doubront was placed on the disabled list with a left calf strain. He is 1-1 with a 6.57 ERA in nine appearances and a 1.297 WHIP over 12 1/3 innings.
Baez will wear No. 9.
Muskat also reports that Kyuji Fujikawa is with the Cubs tonight, but will not be activated Tuesday.