Meet Our Dedicated Specialists
Our team of highly experienced neurologists and neurosurgeons is committed to delivering expert, evidence-based care across a wide range of neurological conditions. With advanced training, subspecialty expertise, and a compassionate approach, we work collaboratively to ensure the best outcomes for every patient.
Our team
Our experienced team of neurologists and neurosurgeons is here to offer trusted, evidence-based care tailored to a wide range of neurological needs.

Dr. Lysandra Katelaris is an adult neurologist and diagnostic neurophysiologist, specialising in headaches, neuromuscular disorders, peripheral nerve disorders, epilepsy, and neuroimmunology, including multiple sclerosis. She trained at the University of New South Wales, earning a Bachelor of Medicine, Bachelor of Surgery, and an Honours degree in Medical Science.

Dr. Esther Margaret Tantsis is a paediatric neurologist with broad clinical experience. She has developed special skills in the early diagnosis and management of cerebral palsy by leading a multidisciplinary clinic for 6 years. She has 7 years of specialist experience in diagnosing, managing, and treating neuromuscular disorders. During her training, she broadened her understanding and skills—both clinical and neuroimaging—of central nervous system demyelinating disorders in children, which formed the basis of her PhD. Her career goal is to have a combined academic and clinical career.

Dr. Mihi Abeywickrama is a Neurologist with subspecialty interests in Neurophysiology, Neuro-otology, General neurology, Stroke, and Headache. She completed her neurology training at Royal Prince Alfred Hospital, Concord Repatriation Hospital, Liverpool Hospital, and Campbelltown Hospital in Sydney. Currently, Dr. Abeywickrama serves as a VMO neurologist at Campbelltown Hospital and a staff specialist in Neurology at North Canberra Hospital.

Dr. Santhosh George Thomas is a Neurosurgeon and Spine Surgeon with expertise in brain, spine, and peripheral nerve conditions. He completed his MBBS with honours from Christian Medical College, India, and received multiple awards for academic excellence. After initial neurosurgical training in India, he pursued advanced fellowships in Sydney at Royal North Shore Hospital. He holds a Fellowship from the Royal Australasian College of Surgeons and a Master’s in Advanced Surgery from Macquarie University. Dr. Thomas has special interests in neuro-oncology, skull base surgery, and teaching, and is fluent in English, Hindi, Malayalam, and Tamil.
Your Guide to Neurological Health
Comprehensive Care For Neurological Health and Wellness.
FAQs
Schedule your appointment today and take the first step towards better neurological health.
Please provide previous and recent results to us ahead of time where possible.
The cost of the services may be varies depending on the type of service or test, medical eligibility, duration and complexity of the test and other factors. For accurate quote of the service, please email or give us a call with your referral and one of our team member will be in touch to discuss further.
We are located inside Lawton House, at Suite 11, 60 Cecil Avenue, Castle Hill, near I-MED radiology. There is limited undercover car parking within distance with wheelchair accessible and up to 2 hours free parking is provided each day.
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