The doctor's celebrity patients included Madonna, Kelly Ripa and model Stephanie Seymour.
Dr. Brandt admitted that he did use his own face to test out products and procedures. "I've been kind of a pioneer in pushing the limits to see how things work and what the look would be," he told The New York Times
last March. "Would I change anything I've done? I might not have used as much Botox, because you don’t want to look quite as frozen."