Dre Mathilde Hupin Debeurme Dre Mathilde Hupin Debeurme CHU Sainte-Justine 3175 chemin de la Côte-Sainte-Catherin Montréal H3T 1C5 Bureau 7905 (514) 345-4931 Montreal Surgeons Quebec Surgeons Joint Replacements Surgical Wait Times Spine Clinics