Toppin (ankle) isn't listed on the injury report for Tuesday's game against the Celtics.
Toppin won't play in Sunday's preseason game against the Timberwolves due to a sprained ankle, Stefan Bondy of The New York Post reports.
Toppin signed a two-way contract with the Knicks on Wednesday.
The Knicks extended their two-way qualifying offer to Toppin on Saturday, Fred Katz of The Athletic reports.
Toppin became a free agent Saturday after his 10-day contract with the Knicks expired, Keith Smith of Spotrac.com reports.
New York recalled Toppin from the G League's Westchester Knicks on Wednesday.
The Knicks signed Toppin to a 10-day contract Thursday, Steve Popper of Newsday reports.