Kevin Durant led Oklahoma City (26-8) with 29 points.
The Wizards (5-28), playing without their top two scorers, had lost 13 of their previous 14, but they also beat the Miami Heat earlier in the season.
CELTICS 102, KNICKS 96
In New York, Paul Pierce scored 23 points and Boston beat the Knicks in a heated first meeting of the season between the Atlantic Division rivals.
Carmelo Anthony had 20 points for New York, but shot 6 of 26.
BULLS 118, CAVALIERS 92
In Chicago, Carlos Boozer had 24 points and 11 rebounds to lead the Bulls to a rout of Cleveland.
Dion Waiters led the Cavaliers with 18 points.
HORNETS 95, SPURS 88
In New Orleans, Eric Gordon scored six straight points in a fourth quarter spurt and had 24 overall to lead the Hornets to a win over San Antonio.
The Spurs committed 19 turnovers, leading to 23 points for New Orleans.
HAWKS: General manager Danny Ferry was fined $15,000 by the NBA for inappropriate interaction with game officials after Saturday night’s game against Boston.
A person familiar with the incident says Ferry handed the officials a DVD recording of the game. Team officials are supposed to send such materials to the league for review.
CELTICS: Point guard Rajon Rondo was suspended again for one game without pay for making contact with a referee and failure to cooperate with an NBA investigation.