Whisenhunt will undergo Tommy John surgery Sept. 16, Maria I. Guardado of MLB.com reports.
Basabe is absent from the lineup for Wednesday's game versus the Cardinals.
Devers is not in the lineup for Wednesday's game against the Cardinals.
Caminero went 2-for-3 with a solo home run, a walk and two runs scored in Tuesday's 7-1 win over Atlanta.
Baker (illness) retired the side on nine pitches during the ninth inning of Tuesday's 7-1 win over Atlanta.
Peralta (8-11) earned the win Tuesday against Atlanta after allowing one run on five hits and one walk while striking out two over six innings.
Kuhnel allowed one run on two hits over 1.1 innings, recording no walks or strikeouts while earning the save in Tuesday's 2-1 win over the Cardinals.
Roupp (9-13) allowed two hits and four walks while striking out two over six scoreless innings to earn the win over the Cardinals on Tuesday.
Koss went 2-for-3 with a solo home run in Tuesday's 2-1 win over the Cardinals.
Eldridge went 1-for-3 with a solo home run and a walk in Tuesday's 2-1 win over the Cardinals.
