A ranar 2 ga Yuli, 2015, Oshie ya yi ciniki da Blues zuwa Washington Capitals a musayar Troy Brouwer, Pheonix Copley da zagaye na uku na zagaye a
Shekarar 2016. Oshie yana sanye da lamba 77 don Capitals, kamar yadda lambar sa ta baya 74 a halin yanzu ana sanye da mai tsaron gidan Capitals John Carlson.