 After the Heat's first round exit from the 2009 playoffs, it was reported that Beasley, along with fellow rookie Mario Chalmers, had been fined multiple times throughout the season for violations of team policy.During the 2009–10 season, he was a starter for the entire season.On February 19, 2010, he led the Heat to victory over the Memphis Grizzlies with a then career-high 30 points along with 8 rebounds.