Australian Sleep Diagnostics | Sleep Specialists
Australian Sleep Diagnostic is a Centre of Excellence which has provided consultative services in Sleep Disorders. Book your appointment today!
australia, sleep lab, sleep diagnostics, sleep studies, specialist, physicians, sydney, snoring , sleep apnea,
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Contact us for Appointments at 02 4620 7870

For All Other Inquiries Call 02 9211 6362 or Email at

Expert Staff

Australian Sleep Diagnostics is a Centre of Excellence which has provided consultative services in Sleep Disorders to the people of Macarthur since 1997. Currently, there are seven consultant Physicians, specialist in Sleep Medicine and Respiratory Medicine, working within the Centre.

State of the Art Sleep Laboratory

A 7 bed sleep laboratory provides a full range of diagnostic and treatment services catering for both privately insured and uninsured patients. Our extended services also include combined sleep / ENT clinic, CPAP consultant, sleep specialist psychologist, and through our consultant physicians link to metabolic clinic and major teaching hospitals.

Book your appointment today.

We are located on the first floor of Campbelltown Private Hospital in suite 19.

Dr Laks also consults in Suite 14D 300 Elizabeth St Surry Hills. For appointments please call 02 4620 7870.


Dr Leon LAKS 

Director of Formream Pty Limited & Australian Sleep Diagnostics Practice

Consultant Physician
Sleep and Respiratory Disorders
Senior Staff Specialist
Department of Thoracic Medicine
Concord Repatriation General Hospital
Clinical Senior Lecturer
University of Sydney

Bronwen Lehrhaft 

(RN, GD Applied Sc., GD Nursing)
Sleep Studies Manager,
Nurse Consultant


Dr Clarissa Susanto 

(B.Sc (Med), MBBS, FRACP)
Consultant Physician
Sleep Disorders

Dr Conceição Santos

Consultant Physician
Respiratory Disorders

Dr Erica Meggitt

(B.Sc (Med), MBBS, FRACP)
Consultant Physician
Sleep & Respiratory Disorders

Dr Wai Lai (Vicky) Chang 

B Science (Med)
Consultant Physician
Sleep & Respiratory Disorders

Dr Ruby Brillante

FRACP, MPhil (Sleep Medicine)
Consultant Physician
Sleep & Respiratory Disorders

Dr Soo Wei Foo

Consultant Physician
Sleep & Respiratory Disorders


Dianne Richards MAPS

B.Sc. Sc.(Psychology) Hons
Registered Health Psychologist
Registered Nurse
For Appointments Call 0488 260 043

Rhonda Russo

RN, PSGT (Sydney Uni)
BSc. (Psychology – Macquarie Uni)
Master Health Management (UNE)


Australian  Sleep Diagnostics

(A.B.N. 99 060 527 497)

A Division of Formream Pty Limited

(A.C.N. 060 527 497)

+02 4620 7870

42 Parkside Crescent NSW

Level 1, Suite 19 Campbelltown Private Hospital Building

Monday - Friday 8AM - 5PM

Closed on Weekends