Simmons averaged 17.1 points, 5.3 rebounds and 6.7 assists in January, leading all rookies in assists, steals (1.42) and tying for first in scoring. Among the highlights was a 19-point, 17-rebound, 14-assist triple-double against the Bulls.
The Sixers went 7-5 in January.
Overall this season, Simmons is first among rookies in rebounds (7.8), assists (7.3), steals (1.8) and minutes per game (35.1). He joins LeBron James and Russell Westbrook as the only players in the league with at least 700 points, 300 boards and 300 assists.
Simmons will represent Australia on the World Team for the Rising Stars Challenge during All-Star Weekend.