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 AFRACMA FAIDH GAICD
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 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 Anna Mohammadieh

Dr Anna Mohammadieh

BA MBBS, FRACP PhD
Respiratory and Sleep Medicine Physician

  • Staff Specialist, Royal North Shore Hospital
  • PhD (University of Sydney) in Sleep Apnoea and its Cardiovascular Comorbidities

Dr Katherine Duszyk

BMedSci MBBS FRACP
Respiratory and Sleep Medicine Physician

  • PhD Candidate in Airways Disease
  • Interests in airways disease, general respiratory medicine, and sleep disorders
Dr Sayontonee Ghosh

Dr Sayontonee Ghosh

B.Med DTM&H FRACP
Respiratory Medicine Physician

  • Clinical interests in respiratory infections
  • PhD candidate at the University of New South Wales in Tuberculosis
  • Fluent in Bengali
Dr Shiva Subramanyam

Dr Shiva Subramanyam

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

  • VMO (Locum), 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 Emily Kemp

Dr Emily Kemp

BSc(Adv), MBBS, FRACP
Respiratory and Sleep Medicine Physician

  • Specialist training through Royal North Shore Hospital, St Vincent’s Hospital, Prince of Wales Hospital, and Concord Repatriation General Hospital
  • Interests in interstitial lung diseases, general respiratory medicine, and obstructive sleep apnoea
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
Dr Danielle Stone

Dr Danielle Stone

BAppSc(SpPath), MAppSc, PhD
Clinical Specialist Speech Pathologist

  • 20 years’ experience assessing and treating voice, upper airway and swallowing disorders in adults
  • Particular expertise managing laryngeal hypersensitivity overlying respiratory illness and chronic pain as well as voice and swallowing disorders in head and neck cancer
  • PhD (University of Sydney) investigating swallowing and voice disorders and throat hypersensitivity in whiplash associated disorder
  • Masters of Applied Science (Research) investigating voice and quality of life outcomes after transoral laser microsurgery for early larynx cancer
  • Associate lecturer (University of Technology)
  • Australia/New Zealand Clinical Consultant for Atos Medical
Ted Quan

Mr Ted Quan

B.A. (Psyc), M.Psyc., G.C. Transcultural Mental Health, PsychDD, MAPS.
Psychologist

  • Over 25 years working experience in hospitals and clinical settings, providing counselling, psychotherapy, and managing clinical teams.
  • Experience as university lecturer and clinical supervisor to psychology students and interns.
  • Special interest in sleep disorders, sleep apnoea and the use of CPAP equipment gained while working as a psychologist at St George Hospital.

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
Mrs Donna Marcy

Mrs Donna Marcy

Practice Manager

  • Member of Australian Association of Practice Managers (AAPM)
  • 30 years’ experience in Medical Administration in Queensland & New South Wales
  • 8 years’ experience in Practice Management
  • Diploma in Public Relations
  • Cert III in Business (Medical Administration)
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