Mueller has played in three games for the Sharks this season, collecting a goal and an assist while earning a plus-2 rating.
In 53 NHL games, Mueller has tallied two goals and four assists. He made his NHL debut on October 8, 2014 at Los Angeles.
The six-foot-three, 210-pound native of Winterthur, Switzerland, was originally selected by San Jose in the first round (18th overall) of the 2013 NHL Draft.