OPERATING HOSPITALS Phone: (02) 8599 9707Fax: (02) 8331 1909Email:hipkneesurgeon@ymail.comHeather: 0413 759 911 GET IN TOUCH Dr Darren Paterson 's operating locations Sydney Adventist Hospital, Wahroonga NSW 2076 Wyvern Private Hospital, Terrey Hills NSW 2084 Brisbane Waters Private, Woy Woy NSW 2256 Tamara Private Hospital, Tamworth NSW 2340