Sarah was elected as MP for Totnes in 2010 and as Chair of the Health Select Committee in 2014 and again in 2015. 

Sarah worked on the frontline of the NHS for twenty-four years before entering Parliament in 2010. She also spent several years as a police forensic examiner for Devon and Cornwall Police – mostly seeing victims of sexual or domestic violence. Sarah worked as a GP on Dartmoor and taught junior doctors and medical students as well as examining for the Royal College of General Practitioners.

In 2014 Sarah was elected by to Chair the Health Select Committee, and was re-elected in June 2015 and 2017.