Shoulder & Knee Surgeon About C Dr Johan Mostert MB BS (UWA) FRACS ORTHOPAEDIC SURGEON Shoulder & Knee Surgeon Surgeon Information Dr Johan Mostert MB BS (UWA) FRACS ORTHOPAEDIC SURGEON Shoulder & Knee Surgeon Surgeon Information Dr Johan Mostert MB BS (UWA) FRACS ORTHOPAEDIC SURGEON Shoulder & Knee Surgeon