Lou Williams paced five Sixers in double figures with 20 points, and Philadelphia posted a 107-88 win over the New Jersey Nets at Prudential Center.
Spencer Hawes and Thaddeus Young both totaled 19 points and eight rebounds for the Sixers, who resumed their playoff push by snapping a four-game losing streak.
Philadelphia entered Tuesday's contest tied with New York for seventh in the Eastern Conference standings. The Knicks are currently battling the Bulls in Chicago.
With the win, the Sixers moved two games ahead of the ninth-place Milwaukee Bucks, who were idle.
Kris Humphries posted a double-double of 20 points and 10 rebounds to lead New Jersey, which was outscored 64-48 over the second and third quarters.
Deron Williams had 14 points, six rebounds and five assists for the Nets, who had won five of their previous seven games.
The Sixers got off to a slow start, falling behind by eight in the first quarter before battling back to pull even at 20 after 12 minutes.
Philadelphia then shot 52.2 percent in the second quarter, and a Lou Williams three-pointer put the visitors up 52-43 at halftime.
New Jersey opened the third quarter on a 7-2 run, but Philadelphia built its first double-digit lead, 61-51, on Nikola Vucevic's tip-in off an Elton Brand miss.
The advantage grew to 82-64 on two Lou Williams free throws inside the frame's final minute, and the outcome was never in doubt as the Sixers led by as many as 23 in the fourth quarter.
Jrue Holiday and Andre Iguodala scored 14 and 13 points, respectively, for Philadelphia...The Sixers made 13 of their 23 free throws in the third quarter...Philadelphia also snapped a four-game road losing streak...The Nets have dropped five in a row at home to the Sixers...New Jersey was limited to 38.6 percent shooting.