The Washington Wizards are in the playoffs for the first time since 2008, clinching an Eastern Conference berth with a 118-92 win over the Boston Celtics.
Marcin Gortat scored 22 points to lead the Wizards, who gathered for a celebratory huddle at midcourt after the final whistle.
Elsewhere, Tony Parker had 18 points and eight assists, while Tim Duncan had 15 points and eight rebounds as San Antonio extended its franchise-record winning streak to 19 games with a 111-90 win over the Warriors.
DJ Augustin scored 23 points as Chicago bumped slumping Atlanta out of the final playoff spot in the Eastern Conference with a 105-92 win.
JR Smith had 24 points, eight rebounds and six assists and Carmelo Anthony added 23 points and 10 rebounds as New York beat city rival Brooklyn 110-81 to extend a late-season playoff push.
DeMar DeRozan scored 29 points, Jonas Valanciunas and Greivis Vasquez each had 15, helping Toronto win its seventh straight home meeting with Houston 107-103.
LeBron stars again
LeBron James scored 17 points, Chris Bosh added 15 and Miami stayed atop the Eastern Conference with a 96-77 win over Milwaukee.
Dion Waiters scored 26 points, Spencer Hawes and Tristan Thompson had 20 each, as Cleveland beat Orlando 119-98.
Paul George had 27 points and 13 rebounds, David West scored 15 points and Indiana ended a three-game skid with its 101-94 win over Detroit.
Al Jefferson had 25 points and 10 rebounds to lead Charlotte past Philadelphia 76ers 123-93 and closer to a playoff berth.
Kevin Love had 24 points, 16 rebounds and 10 assists for his third career triple-double as Minnesota dealt Memphis a loss it could ill afford in the 102-88 defeat.