Dr Geoffrey Parker graduated from Flinders University of South Australia and trained in Radiology at Royal Adelaide Hospital, gaining Fellowship of the Royal Australasian College of Radiologists.  He undertook sub-specialist fellowship training in Head and Neck Radiology and Interventional Neuroradiology at the University of Utah in 1990-91 and has worked at Royal Prince Alfred Hospital in these fields since 1992.

Geoffrey is currently District Team Leader in Interventional Neuroradiology and heads a team of six Neurointerventionalists who provide a 24/7 Emergency Thrombectomy Service for Acute Stroke.  He provides diagnostic and interventional radiology support to the Head and Neck and ENT Services at RPAH and Chris O’Brien Lifehouse. 

Geoffrey's major research interests are CSF pressure disorders, including venous disorders of the brain including Pseudotumour Cerebri, CSF leaks and variants including Eagle Syndrome, and participates in the CSF Pressure Disorders Clinic at Macquarie University Hospital.