Oshie, who was injured on Dec. 4, has 23 points (10 goals, 12 assists) in 28 games this season, and will play on the second line Tuesday with center Evgeny Kuznetsov and forward Jakub Vrana.
The Capitals, looking to win their fourth straight, are 7-1-0 in their past eight games and can take sole possession of first place in the Metropolitan Division; they are tied with the New Jersey Devils for first place in the Metropolitan Division with 43 points. Goaltender Braden Holtby will make his sixth straight start.
Goaltender Ben Bishop will start for the Stars, who look to avoid their third straight loss. Dallas is 2-4-3 in its past nine games, and will play nine of its next 10 at home.