Marsh was removed from Thursday's game versus the Astros with a right foot bruise, Scott Lauber of The Philadelphia Inquirer reports.
Schwarber went 1-for-5 with a grand slam in Wednesday's 11-8 win over the Astros.
Gausman (9-12) allowed seven runs (six earned) on eight hits and two walks while striking out six over four innings to take the loss versus the Brewers on Wednesday.
Sanchez (17-5) earned the win against the Astros on Wednesday, allowing six runs on 10 hits and no walks in six innings. He struck out 10.
Bohm is not in the lineup for Wednesday's game against the Astros.
Painter (3-9) took the loss Tuesday as the Phillies fell 6-5 to the Astros, coughing up five runs on 10 hits and two walks over five innings. He struck out six.
Turner went 2-for-4 with a double and a two-run home run in Tuesday's 6-5 loss to the Astros.
Webb blew the save Tuesday against the Brewers, giving up two runs on two hits and no walks while striking out one over one inning.
Peterson allowed one run on six hits across 4.1 innings and did not factor into the decision in Tuesday's 4-3, 10-inning loss to the Brewers. He walked three and struck out four.