She has special interest in the application of multilevel models, longitudinal and categorical data analysis, and multiple imputation for handling missing data. She also provides biostatistical support to clinician-researchers from several departments at St Michael’s Hospital including Hematology, Medical Imaging, Oncology, General Surgery, Neurology, and Ophthalmology.

Dr. Nisenbaum is an investigator with MAP Centre for Urban Health Solutions in the Li Ka Shing Knowledge Institute of St. Michael’s Hospital, a biostatistician with the Applied Health Research Centre, and an assistant professor in the University of Toronto’s Division of Biostatistics at the Dalla Lana School of Public Health. She co-teaches and serves as a practicum supervisor for the course Laboratory in Statistical Design & Analysis, and is a committee member for graduate students of the Institute of Medical Sciences.