All donations over $2.00 are tax deductible The Royal Flying Doctor Service is one of the largest and most comprehensive aeromedical organisations in the world, providing extensive primary health care and 24-hour emergency service to people over an area of 7.69 million square kilometres. Using the latest in aviation, medical and communications technology, the Royal Flying Doctor Service Central Operations works to provide emergency medical and primary health care services to anyone who lives, works or travels in rural and remote South Australia and Northern Territory. On average the Flying Doctor airlifts 15 South Australians and 8 Territorians to safety every day.