Dr. Lisa Crighton obtained both her medical and dental degrees from the University of Adelaide, and after completing training in Oral Maxillofacial Surgery in Melbourne received her FRACDS OMS in 2003. Following this, she undertook additional fellowship training in the sub-specialty of Orthognathic surgery at the Victoria General Hospital in Halifax, Nova Scotia, Canada in 2004. Then in 2005 she was the Stryker Leibinger Surgical Fellow in facial trauma at the Southern General Hospital in Glasgow, Scotland, and has published in the British Journal of Oral and Maxillofacial Surgery.

On returning to Melbourne Lisa Crighton has been extensively involved in lecturing medical and dental professionals, as well as being involved in the Oral and Maxillofacial Surgery training program, and is a Consultant staff member at the Royal Melbourne Hospital. She is actively involved in research and is currently involved in a study reporting the incidence of delayed dental healing associated with the use of oral bisphosphonate therapy.

Dr. Crighton operates at The Avenue and is on the Patient care review committee of the Avenue Private Hospital demonstrating her commitment to quality care in the private health system.