He opened a medical practice in York in 1818 or 1819 where he practiced medicine alone. He was appointed to the Medical Board of Upper Canada in 1891 and between 1822 and 1858 he presided over the regulatory boards and helped to push for high standards of both medical practice and education in the area. On November 15, 1828 he announced a partnership with Dr. Diehl. He continued practicing medicine until his death, remaining a well respected doctor in the City of Toronto.