Celtics rookie Baylor Scheierman has logged extended minutes in the G League, and coach Joe Mazzulla can see that time paying ...

Boston Celtics head coach Joe Mazzulla yells from the sideline during the first half of an NBA basketball game against the ...

Joe Mazzulla quickly shut down any notion that was the case.

How did Joe Mazzulla become the head coach of the Boston Celtics, given how much of a maniac he is the sidelines? If anything ...

The Boston Celtics have had to deal with a lot of different narratives from the media regarding Jayson Tatum over the last ...

Both Joe Mazzulla and Jaylen Brown were furious with the officiating in Thursday night's Boston Celtics loss to the Chicago ...

Boston Celtics coach Joe Mazzulla was fined $35,000 by the league for "aggressively pursuing and directing inappropriate ...

The NBA fined the Boston Celtics coach $35,000 on Saturday "for aggressively pursuing and directing inappropriate language ...

Joe Mazzulla received a technical foul for stepping onto the court and questioning a game official during a jump-ball ...

Joe Mazzulla was fined $35,000 for “aggressively pursuing and directing inappropriate language toward a game official” after ...

NEW YORK – Boston Celtics head coach Joe Mazzulla has been fined $35,000 for aggressively pursuing and directing ...

Celtics forward Jaylen Brown took issue with back-to-back technical fouls called on coach Joe Mazzulla and himself late in ...