He is a hospital-based general internist and scientist at St Michael's Hospital in Toronto and an adjunct scientist at the Institute for Clinical Evaluative Sciences (ICES) in Ontario. Dr. Bell is a member of the Ontario Health Technology Advisory Committee (OHTAC), the Ontario Ministry of Health Committee to Evaluate Drugs/ Cancer Care Ontario subcommittee for the funding of new cancer drugs, the Ontario Ministry of Health/Ontario Medical Association Guidelines Advisory Committee, and is an economic reviewer for the Ontario Ministry of Health Committee to Evaluate Drugs (CED).