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Dr Sebastian Ranguis

FRACS (ORL-HNS) MBBS BSc(Med) MM(Clin. Epi.) GDAAD(Anat.)

Dr Sebastian Ranguis

Ear, Nose and Throat

Dr Sebastian Ranguis is a certified Otolaryngology (Ear, Nose and Throat Doctor), Head and Neck Surgeon with the Royal Australasian College of Surgeons (RACS) with advanced training in Paediatric (Children) Otolaryngology. He completed the prestigious international fellowship in Paediatric Otolaryngology at the Hospital for Sick Children, Toronto, Canada accredited by the American Society of Paediatric Otolaryngology (ASPO). Sebastian focuses on complex airway surgery, adult and paediatric head and neck surgery, rhinology and otology. He holds surgical supervisor positions at the Children’s Hospital Westmead, Northern Beaches Hospital and Central Coast Area Health Service.

As well as providing the full array of ENT surgeries to patients he plays an active role in teaching ENT surgical trainees. He provides on call duties for NSW Health covering a wide geographical region for patients in need of emergent and critical ENT services. 

He completed his Masters of Medicine in clinical epidemiology at the University of Sydney in 2011 following the completion of his medical degree at the University of New South Wales in 2007. He is focused on providing evidence-based medicine through care tailored specifically for his patients. He ensures that his consultations are given plenty of time so that his patients, together with their supports, are able to fully address all concerns.


  • Paediatric and adult airway surgery
  • otology
  • rhinology
  • head and neck surgery
  • facial plastic surgery including rhinoplasty and otoplasty.
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is available at

Northern Beaches Hospital


105 Frenchs Forest Road West, Frenchs Forest