Lefthander Antonio Bastardo, 23, was activated from the 60-day disabled list and optioned to Double A Reading.
To make room on the 40-man roster, the Phillies designated righthander Steven Register for assignment. Register is 1-3 with seven saves and a 3.20 ERA in 33 games for Lehigh Valley and appeared in one game for the Phillies this season.
Righthander Clay Condrey will continue his rehabilitation assignment on Saturday with Triple A Lehigh Valley. Condrey has been on the disabled list since July 23 with a left oblique strain.
Catcher Paul Hoover had his contract selected by the Phillies. To make room for Hoover on the 40-man roster, catcher Joel Naughton was designated for assignment.
Hoover spent the season with Triple A Lehigh Valley, where he hit .253 with 16 doubles, one home run and 28 RBI in 73 games.
Naughton, a native of Australia, batted .240 with seven home runs and 37 RBI in 82 games for Single A Clearwater this season.