Tillman (illness) is not listed on the injury report for Saturday's game against the Bulls, Taylor Snow of the Celtics' official site reports.
Tillman (illness) has been ruled out for Thursday's matchup against Chicago, Keith Smith of Spotrac.com reports.
Tillman is questionable for Thursday's game against the Bulls due to a non-COVID illness.
Tillman totaled two rebounds and one steal over eight minutes during Wednesday's 130-120 victory over the Pistons.
Boston assigned Tillman to the G League's Maine Celtics for practice on Monday.
Tillman won't start Sunday's game against the Bucks, Sean Grande of NBC Sports Boston reports.
Tillman delivered eight points (3-4 FG, 2-3 3Pt), one rebound and one assist across 15 minutes in Thursday's 122-102 win at Washington.
Brad Stevens said Tillman had a knee scope during the offseason, but he will be a full go for training camp, Jared Weiss reports.
Tillman agreed on a two-year deal to return with the Celtics on Tuesday, Adrian Wojnarowski of ESPN reports.
Tillman closed with three points (1-1 FG, 1-1 3Pt), four rebounds and two blocks in 11 minutes during Wednesday's 106-99 win over Dallas in Game 3 of the NBA Finals.