Schuemann will start at shortstop and bat seventh in Monday's game against the Astros.
Schuemann went 1-for-4 with a solo home run in Sunday's 8-4 loss to the Mariners.
Schuemann went 1-for-4 with a three-run double in a win over the Mariners on Saturday.
Schuemann went 3-for-7 with a double, two walks and two runs during Wednesday's doubleheader against the Rangers.
Schuemann is out of the lineup for Wednesday's game against the Pirates.
Schuemann will start at second base and bat sixth in Sunday's game against the Orioles.
The Athletics selected Schuemann's contract from Triple-A Las Vegas on Thursday.
Schuemann went 1-for-2 with an RBI sacrifice fly and a run in a Cactus League loss to the Brewers on Saturday, pushing his spring average to .321.
Schuemann, who went 3-for-3 with an RBI double, a two-run home run, a walk and an additional run in Triple-A Las Vegas' win over Salt Lake on Tuesday, owns a .304 average and .905 OPS across 60 games with the Aviators this season.