Lewis pitched five innings for Triple-A Round Rock on Sunday, allowing four runs, and threw 92 pitches. He can elect to become a free agent if he is not added to the big league roster by Thursday.
McCutchen is returning to the Rangers after being optioned on Saturday. He pitched 2 1/3 innings on Friday against the Rays in relief of Saunders.
T.R. Sullivan is a reporter for MLB.com Read his blog, Postcards from Elysian Fields and follow him on Twitter @Sullivan_Ranger. This story was not subject to the approval of Major League Baseball or its clubs.