Anaheim 3, Boston 2
Captain Ryan Getzlaf scored 3:09 into overtime after Corey Perry tied it in the final minute of regulation as visiting Anaheim sent Boston to its sixth consecutive loss.
Arizona 4, Buffalo 3
Sam Gagner scored a power-play goal 56 seconds into overtime as visiting Arizona handed Buffalo its fourth straight loss.
Los Angeles 3, NY Islanders 2
Anze Kopitar scored with 4:23 remaining in the third period to snap a tie as visiting Los Angeles skated to its third straight win.
Washington 3, New Jersey 2
Defenseman Matt Niskanen scored on a blast from above the left faceoff circle 1:13 into overtime as host Washington posted its fourth win in five games.
Carolina 5, Pittsburgh 2
Captain Eric Staal scored to reach the 20-goal plateau for the ninth time in his career and added two assists as host Carolina snapped its four-game winless streak (0-2-2).
Florida 4, Toronto 1
Brandon Pirri continued his torrid goal-scoring run with a pair of tallies as visiting Florida kept its playoff hopes alive while handing Toronto its seventh straight loss.
NY Rangers 5, Ottawa 1
Chris Kreider collected two goals and an assist in the first period as visiting New York became the first team to clinch a postseason berth.
San Jose 6, Detroit 4
Patrick Marleau scored a pair of third-period goals and set up another as visiting San Jose outlasted Detroit to keep alive its flickering playoff hopes.
Nashville 3, Tampa Bay 2
Mike Santorelli scored his first goal with the club and Pekka Rinne reached 40 wins for the second time in his career as visiting Nashville edged Tampa Bay.
Winnipeg 5, Montreal 2
Jim Slater and Mark Scheifele each recorded a goal and an assist as host Winnipeg thwarted Montreal's opportunity to clinch a postseason berth.
Colorado 4, Vancouver 1
Captain Gabriel Landeskog and Alex Tanguay each recorded a goal and an assist as visiting Colorado ended Vancouver's three-game winning streak.