After receiving her medical degree from Université Laval in 2007, Danielle Brassard pursued specialized studies in dermatology at the Université de Montréal medical school, following which she was granted admission into The Royal College of Physicians and Surgeons of Canada in 2013. Dr. Brassard practiced dermatology in different localities, such as Cornwall (Ontario), Joliette (Québec) and the Ahuntsic sector of Montreal before founding Clinique D, in Laval in 2015. A recognized expert in the treatment of psoriasis, atopic dermatitis and hidradénitis suppurativa, Dr. Brassard also frequently takes part in research projects on those topics.