The Twins called up Rortvedt from Triple-A St. Paul on Sunday, Do-Hyoung Park of MLB.com reports.
Minnesota optioned starting pitcher Charlie Barnes to Triple-A to open up a spot on the active roster for Rortvedt, who will shore up the Twins' catching depth while Mitch Garver (back) is on the injured list. Rortvedt is expected to serve as Minnesota's No. 2 backstop behind Ryan Jeffers while he's up with the big club.