[1] She represents the electoral district of Sanguinet as a member of the Coalition Avenir Québec and is the former Minister of Health.
McCann's responsibilities as Minister of Health and Social Services included the COVID-19 pandemic in Quebec.
In June 2020 during cabinet shuffle she was assigned to the Ministry of Higher Education.
After the Controversy over academic freedom at the University of Ottawa McCann as Minister of Higher Education pushed for Bill 32 an bill on Academic freedom in universities.
[4] She decided not to run in the 2022 provincial election and retired from politics.