David West and Paul George combined for 40 to help the visitors to a comfortable lead, before a series of late baskets from Mike Scott brought the Hawks back into contention, but they came up just short.
Kevin Love led the way for the Wolves, scoring 31 points and picking up 17 rebounds, before being forced off early after taking a tumble.
Steve Nash returned from a nerve problem which had kept him off the court for almost three months, but his seven points could not stop the Lakers sliding to their seventh defeat in a row.
The Charlotte Bobcats thrashed the Golden State Warriors to pick up their third win in their last four outings.
The Warriors were held to 31.2% in shooting, their worst shooting performance by the team since their 96-67 defeat to Memphis in 2004.
Results in full: Indiana Pacers 89-85 Atlanta Falcons, Los Angeles Lakers 99-109 Minnesota Timberwolves, Chicago Bulls 101-92 Phoenix Suns, Charlotte Bobcats 91-75 Golden State Warriors