Kuemper, making his fourth start of the season and 10th of his career, stopped nine shots in each of the second and third periods in notching a second victory in as many games.
Dany Heatley provided a goal and an assist for the Wild, who picked up a fifth win in six games.
Matt Cooke, Jason Zucker and Marco Scandella also scored.
Marek Mazanec turned aside 19-of-23 shots for the Predators, who dropped a third straight and sixth in seven contests overall.
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