Niang closed Monday's 130-101 victory over the Nets with 17 points (7-10 FG, 2-5 3Pt, 1-1 FT), nine rebounds and two assists across 25 minutes off the bench.
Niang will start Friday's game against the Bulls, Sam Amico of HoopsWire.com reports.
Niang ended Monday's 116-114 win over the Bucks with nine points (3-6 FG, 3-6 3Pt), four rebounds, two assists and one steal across 26 minutes.
Niang notched two points (1-3 FG, 0-1 3Pt) and one steal across 17 minutes during Saturday's 112-89 loss to Orlando in Game 4 of the first round of the Eastern Conference playoffs.
Niang posted 16 points (6-9 FG, 4-7 3Pt), one rebound and one assist across 23 minutes during Sunday's 120-110 loss to the Hornets.
Niang supplied 17 points (6-11 FG, 5-10 3Pt), three rebounds and two assists in 25 minutes off the bench during Monday's 115-92 win over the Hornets.
Niang isn't staring Sunday's game against the Heat, Serena Winters of Bally Sports Cleveland reports.
Niang recorded 13 points (5-8 FG, 3-4 3Pt), two rebounds, one assist and one block in 33 minutes during Monday's 108-103 win over the Pacers.
Niang had 16 points (6-10 FG, 4-7 3Pt), six rebounds, four assists, two blocks and one steal in 36 minutes during Friday's 113-104 overtime win over the Timberwolves.
Niang supplied 13 points (5-8 FG, 3-4 3Pt), three rebounds, four assists and three steals in 26 minutes during Wednesday's 112-101 loss to the Hawks.