Gallinari, who was second on Denver in scoring this season, suffered a torn ACL against Dallas on Thursday and will miss the remainder of the season.
The San Antonio Spurs enter Saturday's game versus the Atlanta Hawks with injury concerns of their own as Manu Ginobili is already sidelined with a hamstring injury and Tony Parker was hurt in a 100-88 loss to the Oklahoma City Thunder on Thursday.
The Spurs enter Saturday's game tied with the Thunder for first place in the Western Conference standings while the Hawks trail Chicago by a half game for the fifth spot in the Eastern Conference.
The complete NBA schedule for Saturday is below. All times are ET.
Pacers vs. Wizards at 7 p.m.
Bobcats vs. Nets at 7:30 p.m.
76ers vs. Heat at 7:30 p.m.
Pistons vs. Timberwolves at 8 p.m.
Hawks vs. Spurs at 8:30 p.m.
Raptors vs. Bucks at 8:30 p.m.
Rockets vs. Nuggets at 9:00 p.m.
View the complete NBA schedule on SI.com.