Andrew Cashner gave up just two runs over six innings but took the loss against the Brewers on Tuesday.
Justin Upton (thumb) is absent from the Padres' lineup Tuesday.
Padres activated RHP Ian Kennedy from the paternity leave list.
Padres optioned RHP Leonel Campos to Triple-A El Paso.
Tyson Ross allowed three runs (two earned) in six innings, earning his eighth win as the Padres vanquished the Brewers 13-5 on Monday.
Justin Upton left Monday's game against the Brewers with a bruised right thumb.
Jedd Gyorko went 3-for-5 with an RBI single and a solo home run as the Padres defeated the Brewers on Monday.
Yangervis Solarte hit two home runs, knocked in four runs, and drew a walk in five plate appearances in Monday's win over the Brewers.
Alexi Amarista went 2-for-4 with a triple and a game-tying two-run home run in the ninth inning of Sunday's loss to the Marlins.
James Shields pitched well in earning a no-decision against the Marlins on Sunday, yielding two runs on five hits over six innings.
Brandon Morrow (shoulder) will receive a second opinion from Dr. Neal ElAttrache this week.
Cory Spangenberg (knee) will begin a rehab assignment with Double-A San Antonio on Monday.
Craig Kimbrel notched his 31st save of the season with a scoreless ninth inning against the Marlins on Saturday.
Odrisamer Despaigne supplied a quality start in Saturday's win over the Marlins, allowing three runs on five hits over six-plus innings.
Padres recalled RHP Leonel Campos from Triple-A El Paso.