Since November 1997 Visiting Neurosurgeon to Prince of Wales Private Hospital, Sydney.
Since November 1995 Visiting Neurosurgeon to St George Private Hospital, Sydney.
Since April 1988 Visiting Neurosurgeon to St. George Hospital, Sydney.
Since August 1987 Visiting Neurosurgeon, Sydney Children's Hospital (formerly Prince of Wales Children's Hospital), Sydney.
Since August 1987 Visiting Neurosurgeon to Prince of Wales Hospital, Sydney.
Since February 1986 Consultant Neurosurgeon to Sutherland Hospital, Sydney.