The Knicks fell to the Hawks by a score of 107-98 on Saturday night.
New York led 73-68 after three quarters, but allowed 39 points to Atlanta in the fourth.
Carmelo Anthony led the way for the Knicks, scoring 35. Raymond Felton added 16 and J.R. Smith had 11. Tyson Chandler added 10 points and picked up 23 rebounds.
Atlanta got 30 points from Mike Scott off the bench, who was six of seven from beyond the arc. They also added 28 from Jeff Teague, who was the source of Knicks-Hawks trade rumors all week, and 24 from DeMarre Carroll.
The Knicks have lost eight of their last 10 games.