Wizards owner Ted Leonsis said on his blog Tuesday that "it is possible but not quite certain, for the first time all season, that we could dress all of our players" for the game against the Atlanta Hawks.
Wall has been recovering from a stress injury to his left knee cap and recently returned to practice.
The former No. 1 overall pick out of Kentucky has been one of several players missing significant time for the Wizards, who dressed only nine for Monday night's upset of the Oklahoma City Thunder.
The win improved the Wizards to 5-28, still the worst in the NBA.