Gortat had 16 points and 11 rebounds through three quarters but sat the entire fourth quarter.
Discuss Wizards-Pistons, as both teams are working in recently acquired players while heading in opposite directions.
Beal has missed four games with toe and fibula injuries.
Gortat sat out the entire fourth quarter of the Wizards' 95-93 loss to the Raptors.
Gortat recorded 14 points and nine rebounds.
John Wall will Washington's only representative in the exhibition.
Wall argues the Wizards' second-place standing in the Eastern Conference warrants a second representative.
LaMarcus Aldridge was supposed to miss six to eight weeks due to a thumb injury but has decided to put off the surgery.
Wall may participate in the skills challenge.
Wall leads Dwyane Wade by nearly 43,000 votes.