CompleteHealth Australia Oran Park

CompleteHealth Australia Oran Park

Located in the growing region of Sydney’s southwest, our Oran Park clinic provides a wide range of specialist services including cardiology and gastroenterology.

Oran Park’s modern, well-lit, state-of-the-art rooms are equipped with in-house cardiac imaging services (including Heart Bugs) for our patients’ convenience.

Here at Oran Park, whether you are a first-time patient or regular patient, our experienced staff and doctors are committed to providing you with a level of care that will surely exceed your expectations.


Head of Administration

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Gwendolyn Vujnovich

Ops manager

Our Services

Paediatric Gastroenterology

Paediatric gastroenterology is a medical specialty that focuses on the diagnosis, treatment, and management of digestive system disorders in children, including the esophagus, stomach, small intestine, colon, liver, and pancreas.


Neurology is the medical specialty that focuses on the diagnosis and treatment of disorders of the nervous system, including the brain, spinal cord, and nerves. Various diagnostic and treatment methods are used to manage conditions such as stroke, epilepsy and dementia.


Nephrology is the medical specialty that focuses on the study, diagnosis, and treatment of diseases related to the kidneys and urinary system. Various diagnostic tools and treatment methods are used to manage conditions such as kidney failure and hypertension.


Immunology and Allergy

An Immunologist and Allergist is a medical specialist who diagnoses and treats conditions related to the immune system, including allergies, autoimmune diseases, and immunodeficiency disorders. Diagnostic tools, such as blood tests and skin tests, are used to develop personalized treatment plans to manage these conditions.

Geriatric Medicine

Geriatric medicine is a medical specialty that focuses on the diagnosis, treatment, and prevention of health problems in older adults. Geriatricians address age-related conditions, such as cognitive decline, mobility issues, and chronic diseases.

Gastroenterology and Hepatology

Gastroenterology is a medical specialty that deals with the diagnosis and treatment of diseases and disorders of the digestive system, including the stomach, intestines and pancreas. Conditions treated include ulcers, inflammatory bowel disease and colonic polyps. Hepatology focuses on the treatment and management of liver disease.

Exercise Physiology

Exercise physiology is the study of how the body responds to physical activity and exercise. EPs use various techniques to assess and improve individuals' physical fitness and health, by monitoring parameters related to exercise and developing personalized exercise programs.


Endocrinology is a medical specialty that focuses on the study of hormones and their effects on the body. Endocrinologists diagnose and treat conditions related to hormonal imbalances, such as diabetes, thyroid disorders, and reproductive disorders.


A dietician is a healthcare professional who specializes in nutrition and helps individuals achieve optimal health through proper diet and lifestyle choices. They assess patients' dietary needs, provide counselling and education, develop personalized meal plans and monitor progress.

Colorectal Surgery

Colorectal surgery is a surgical subspecialty that deals with the diagnosis, treatment, and management of diseases affecting the colon, rectum, and anus. Surgeons in this field use various techniques to remove tumors, repair injuries, and improve the function of the gastrointestinal tract.


Cardiology focuses on the diagnosis, treatment, and prevention of diseases related to the heart and blood vessels. Cardiologists use various diagnostic tools and treatment methods to manage heart conditions and improve patients' overall cardiovascular health.


Respiratory Physician
Dr Charith Horadagoda
Dr Ajita Kanthan
Dr Shamani Mendis
Dietitian and Nutrition
Mr Timmy Chu
Geriatric Medicine
Dr Nilakshi Weerasinghe
Dr Angelo Jayamanne
Exercise Physiologist
Mrs Andrea Tyler
Dr Sanjeeva (Sam) Herath
Colorectal Surgeon
Dr Chatika Premaratne
Dr Amruta Trivedi
Dr David Chandrakumar
Dr Judy Chiou
Dr Karan Rao
Colorectal Surgeon
Dr Katherine J Zhu
Dr Yanna Ko
Gastroenterologist & Hepatologist
Dr Keval Pandya
Upper GI Surgeon
Dr Manjunath Siddaiah-Subramanya

Accreditation Standards

Getting Here & Parking Information

We are located on the second floor of TRN House, our rooms are right opposite the elevators.

Ample unmetered street parking is available around TRN House. You may also park across the road at Oran Park Podium.

Other Practice Locations

G11/2-4 Aberdour Ave, Rouse Hill NSW 2155
The Esplanade, Tower A, Suite 307/11-13 Solent Cct, Norwest NSW 2153
Suite 205/38 Somerset St, Kingswood NSW 2747