Keller scored a goal on two shots in Wednesday's 5-2 loss to the Stars.
Keller (upper body) will play Tuesday against the Blackhawks, according to Craig Morgan of PHNX Sports.
Keller (upper body) will be a game-time decision Tuesday against Chicago, per Patrick Brown of the Coyotes' official site.
Keller (upper body) won't play Sunday versus Washington, according to Craig Morgan of PHNX Sports.
Keller (upper body) won't play Thursday versus Toronto or Friday against the Senators, Mark Masters of TSN reports.
Keller (upper body) will not be in the lineup versus Toronto on Thursday, Patrick Brown of the Coyotes' official site reports.
Keller (upper body) will not be an option against Montreal on Tuesday after head coach Andre Tourigny told reporters, "It will take a few days ... Not tomorrow," per Patrick Brown of the Coyotes' official site.
Keller scored a power-play goal on two shots and added an assist in Monday's 6-3 loss to the Oilers.
Keller notched a power-play assist, three shots on goal and a minus-2 rating in Wednesday's 6-2 loss to the Panthers.
Keller registered an assist in Monday's 5-2 win over the Penguins.