Keller scored a goal on four shots, blocked two shots and added two PIM in Tuesday's 8-7 shootout loss to the Sharks.
Keller has surged since mid-November with seven goals and 10 assists in 14 games in that span. He's racked up six points in his last three outings. The 23-year-old remains a steady top-six option and the Coyotes' most talented scorer with 10 tallies, 23 points, 81 shots and a minus-5 rating in 30 contests overall.