Sullivan Nicolaides Pathology is one of Australia's largest and most respected diagnostic testing laboratories, regarded for our expertise in esoteric as much as routine testing. We are a member of the Sonic Healthcare group, a global company with a reputation for excellence. We deliver a comprehensive service to doctors, private hospitals and aged care facilities in Queensland, northern New South Wales and the Northern Territory. Medically managed, we are well-placed to understand the needs of doctors and their patients. As Australia's largest private referral laboratory we also specialise in complex testing that demands high-level expertise and a commitment to staying at the leading edge of scientific innovation.