Kevin Durant scored 21 of his game-high 42 points in the fourth quarter to lead the Oklahoma City Thunder to a 112-111 victory over the Detroit Pistons.
The win secured the second-seed berth in the Western Conference for the Thunder (59-23), who will open the playoffs on Saturday against Memphis.
Oklahoma City trailed by 10 points in the fourth but Durant kicked his game into high gear and showed why he is the leading candidate to win the league MVP Award.
Elsewhere, Mike Conley hit two free throws with 1.1 seconds left in overtime, and the Memphis Grizzlies defeated the Dallas Mavericks 106-95 in a game that decided who would be the seventh seed in the Western Conference.
The Washington Wizards, set to make their first NBA playoff appearance since 2008, captured the fifth seed in the Eastern Conference by finishing their regular season with a 118-102 victory over the Boston Celtics.
Kemba Walker scored 22 points, including eight in overtime, as the Charlotte Bobcats outlasted the Chicago Bulls 91-86 in the regular-season finale between two Eastern Conference playoff teams.
Cavaliers 114, Nets 85
Pacers 101, Magic 86
Knicks 95, Raptors 92
Lakers 113, Spurs 100
Pelicans 105, Rockets 100
Hawks 111, Bucks 103
76ers 100, Heat 87
Jazz 136, Timberwolves 130
Trail Blazers 110, Clippers 104
Warriors 116, Nuggets 112
Suns 104, Kings 99