Our People

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Comprising a team of experienced Respiratory and Sleep Medicine Physicians and other health professionals, our centre specialises in the diagnosis and treatment of a range of sleep and respiratory disorders for both adults and children.

Associate Professor Andrew Chan

MB BS PGCertClinLds MBA PhD FRACP
Respiratory and Sleep Medicine Physician

  • Senior Staff Specialist, Royal North Shore Hospital
  • Deputy Director, Centre for Sleep Health and Research, Royal North Shore Hospital
  • Clinical Associate Professor, The University of Sydney School of Medicine

Professor Peter Cistulli

MB BS PhD MBA FRACP FCCP
Sleep Medicine Physician (Adult)

  • Director, Centre for Sleep Health & Research, Royal North Shore Hospital
  • Professor and Head, Discipline of Sleep Medicine, University of Sydney
  • Research interests in the causes of and new treatments for OSA

Dr Michael Hibbert

MB BS FRACP
Respiratory and Sleep Medicine Physician

  • Senior Staff Specialist, Royal North Shore Hospital
  • Co-chair, Grand Rounds, Royal North Shore Hospital
  • Lecturer, University of Sydney

Dr Richard Lee

MB BS PhD FRACP
Respiratory and Sleep Medicine Physician

  • Senior Staff Specialist and Co-Director, Sleep Investigation Unit, Gosford Hospital
  • Conjoint Senior Lecturer, School of Medicine, University of Newcastle
  • PhD (University of Sydney) in obstructive sleep apnoea

Dr Sophie Timmins

MB BS PhD FRACP
Respiratory and Sleep Medicine Physician

  • Staff Specialist, Royal North Shore Hospital
  • PhD (University of Sydney) in the clinical uses of alternative lung function tests in COPD

Dr Sri Mahadev

MB BS PhD FRACP
Respiratory and Sleep Medicine Physician

  • Staff Specialist, Royal North Shore Hospital
  • PhD (University of Sydney) Airway Physiology in Obesity
  • Interests in airways disease and tuberculosis

Dr Katrina Tonga

MBChB PhD FRACP
Respiratory and Sleep Medicine Physician

  • Staff Specialist, St Vincent’s Hospital
  • Lecturer (Medical Education), Northern Clinical School, The University of Sydney School of Medicine
  • Conjoint Senior Lecturer, St Vincent’s Clinical School, The University of New South Wales
  • PhD (University of Sydney) in small airway function and inflammation in asthma
  • Interests in airways disease, general respiratory medicine and obstructive sleep apnoea

Dr Julian Wojtulewicz

MB BS MA (Phil) FRACP
Sleep Medicine Physician (Paediatric)

  • Strong experience in neonatal medicine and neuro-developmental issues
  • Accredited paediatric sleep physician
  • Clinical interest in sleep breathing disorders and restless legs syndrome
Dr Meera Srinivasan

Dr Meera Srinivasan

MB BS (Hons) FRACP
Respiratory and Sleep Medicine Physician

  • Staff specialist (locum), Royal North Shore hospital
  • PhD candidate (University of Sydney) in airways disease

Dr Herman Lam

MBBS BSc FRACP
Respiratory & Sleep Medicine Physician

  • Particular interest in obstructive sleep apnoea, chronic respiratory diseases and respiratory failure
  • Specialist training at Royal North Shore Hospital, Concord General Repatriation Hospital and Gosford Hospital
  • Fluent in Cantonese

Dr Katherine Duszyk

BMedSci MBBS FRACP
Respiratory and Sleep Medicine Physician

Dr Shiva Subramanyam

MBBS (Hons1) MMed(ClinEpi) FRACP
Respiratory and Sleep Medicine Physician

  • Honorary Medical Officer, Royal North Shore hospital
  • Specialist training at Concord General Repatriation Hospital, Prince of Wales Hospital and Liverpool Hospital
  • Interest in holistic healthcare delivery, upper airway disorders and sleep

Dr Kate Hardaker

B.Sc. PhD
Respiratory Scientist (Lung Function)

  • Bachelor of Science (University of Sydney)
  • PhD (University of Sydney) – Respiratory Physiology in Aging
  • Interest in small airway function
Ms Nina Shieh

Ms Nina Shieh

B. Applied Science (Physiotherapy), MAPA
Physiotherapist

  • 20 years experience in hospital and community respiratory post-acute care
  • Holistic management of chronic respiratory conditions

Mr Ted Quan

BA(Psyc), MPsyc, GC Transcultural Mental Health, MAPS
Psychologist

Justine Lee

BAppSc (Ex&SpSc), MNutr&Diet, APD, AES
Dietitian

  • Accredited Practicing Dietitian & Exercise Scientist
  • Clinical and general nutrition advice
  • Weight management for chronic conditions such as respiratory disease, sleep apnoea, diabetes, gastrointestinal disease and heart health

Donna Marcy

Practice Manager

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