Dr Walter Kos is a Radiologist based in Sydney, NSW. Dr Kos completed his medical training at The University of Sydney and radiology training at Royal North Shore Hospital, Sydney.

Dr Kos gained further experience with a Fellowship in paediatric radiology with the Remote Area Health Corps.

He is currently a Spinal Interventional radiologist at Lumus Imaging Northern Beaches Hospital and has over 40 years of evolving spinal intervention in various hospital and private practice locations. Outside of work Dr Kos enjoys the outdoors and spends his time ocean paddling and hiking.