Dr Hadfield is a general medicine and respiratory and sleep medicine specialist. She graduated from The University of Western Australia in 2009 and has completed her specialist training at Sir Charles Gairdner Hospital, Royal Perth Hospital, Fiona Stanley Hospital and St John of God Midland Public and Private Hospitals.

As a sleep specialist, Dr Hadfield manages respiratory disorders of sleep, movement disorders of sleep and insomnia. She has a special interest in non-invasive ventilation for patients with severe chronic obstructive pulmonary disease and neuromuscular disorders.

As a respiratory specialist, she manages general respiratory conditions, such as airways disease, interstitial lung disease and lung cancer. She has a special interest in interstitial lung disease and supporting patients with end stage lung disease and respiratory failure.

Dr Hadfield treats both public and private patients at St John of God Midland Public and Private Hospitals.