To avoid disclosing fees that are not up to date, we ask that you ask reception about current fee schedules.

 Dr Lorraine Pereira, BSc (nutrition)(Hons 1), MBBS, MMed(Clin Epi), MSc(Endocrinology and Diabetes), FRACP, Endocrinologist

Dr Lorraine Pereira consults weekly both in person and via telehealth. She has clinical expertise in managing general endocrinology including diabetes, polycystic ovarian syndrome, thyroid, pituitary and adrenal disorders. She has a special interest in osteoporosis and metabolic bone disorders, gestational diabetes, thyroid disease in pregnancy and obesity.

Dr Pereira is committed to research, teaching and ongoing learning. She has undertaken research in metabolic bone disorders at the Garvan Institute. Patients must be 17 years or older.


To avoid disclosing fees that are not up to date, we ask that you ask reception about current fee schedules.

Dr Shamani Mendis, BMed(Sci), MBBS, FRACP, Endocrinologist

Dr Shamani Mendis consults monthly and is a staff specialist endocrinologist at Campbelltown Hospital working primarily in the South Western Sydney Diabetes Program alongside general practitioners.

Dr Mendis’s practice includes all aspects of diabetes and general endocrinology. She has a special interest in the monitoring and management of diabetes, thyroid disease and osteoporosis in view of preventing their long-term complications. She also has an interest in endocrine disorders in pregnancy. Patients must be 17 years or older.


To avoid disclosing fees that are not up to date, we ask that you ask reception about current fee schedules.

Dr Cellina Ching, MBBS, FRACP, Endocrinologist

Dr Cellina Ching is a passionate and patient-focused endocrinologist dedicated to providing comprehensive care in diabetes and endocrinology with special interest in diabetes, women’s health, endocrinology in pregnancy, adrenal and pituitary disorders.

In addition to completing her undergraduate medical training in Western Sydney, she completed physician training in two of Sydney’s largest tertiary hospitals, Westmead and Liverpool Hospital and has a Masters of Philosophy by research in Gestational Diabetes Mellitus.

With a commitment to staying at the forefront of medical advancements, she strives to deliver personalized treatment plans that optimize patient health and well-being.


To avoid disclosing fees that are not up to date, we ask that you ask reception about current fee schedules.

Dr Nadia Manzoor, MBBS, FRACP, Endocrinologist

Dr Manzoor consults monthly and is an endocrinologist with a special interest in gestational diabetes and pituitary disease, as well as general diabetes, thyroid and other common endocrinology conditions. She recently completed a fellowship in the Garvan Institute focusing on pituitary conditions.
Dr Manzoor will be seeing Dr McMahon's follow up patients while she is on maternity leave. Patients must be 17 years or older.