Marchan will start at catcher and bat ninth in Wednesday's game against the White Sox.
He'll draw his 20th start of the season while top backstop J.T. Realmuto gets a breather for the day game after a night game. Marchan will head into Wednesday's contest with a .175/.268/.254 slash line to go with one home run, six RBI and five runs over 72 plate appearances on the campaign.