Washington blew a 19-point lead Saturday after nearly squandering a 25-point lead against the 76ers Friday.
The guard grabbed a career-high 13 rebounds to go with 18 points and 10 assists.
Steph Curry scored 51 points but Wall put up 41 and 10 assists in Golden State's 134-121 win.
The Warriors make their only trip to Washington Wednesday.
Wall is slated to play in his third straight all-star game.
The Wizards look to turn things around at home after two blowout losses.
Wall recently fired longtime agent Dan Fegan.
The Wizards will play after having Saturday's meeting with the Utah Jazz postponed.
Wall finished sixth in fan voting among Eastern Conference backcourt players.
Wall averaged 25 points, 9.8 assists, six rebounds, and three steals as Washington went 3-1.