Dr. St-Hilaire did her medical undergrad training, internal medicine and hematology residency training at Sherbrooke University (1998-2007) and completed a fellowship in medical oncology at Dalhousie University (2009-2010). She has been working at the Dr-Léon-Richard Oncology Center in Moncton since 2007. Her professional interests include hematology, gastro-intestinal oncology and melanoma. She is actively involved in clinical trials in these domains. She has been clinical teaching professor in affiliation with the Sherbrooke University faculty of medicine since 2007.