"She is amazing," one person tweeted. "Back on stage like a champ to thunderous applause!"
After her fall, the star tweeted to let everyone know she was well.
"You may hear I was in a little accident on stage tonight; two set pieces collided, I had to make a run for it, and I fell," she wrote. "But I'm fine."
Midler took home the Tony award for best leading actress in a musical for her role in "Hello Dolly" in June. In her acceptance speech, she called it "one of the greatest professional experiences of my entire life."