Dr Ong is one of the main breast surgeons who manages breast cancer in Sydney & Australia.

He works in the South Western Sydney Local Health District (SWSLHD) Breast Oncology service which sees >200-300 new breast cancers in Macarthur a year. He is a member of the breast oncology clinical team and is involved in the multidisciplinary management of breast cancer patients. He is listed as a Specialist in the Cancer Institute NSW. He is a member of BreastSurgANZ and participates in the society’s national audit of breast cancer outcomes. Dr Ong worked as a surgeon at BreastScreen NSW and is regularly involved in the treatment of screen-detected breast cancers.

He performs breast surgery utilising oncoplastic principles and techniques such as round-blocks, dermogladular advancement flaps, skin-sparing mastectomy, Grisotti flaps, Latissimus dorsi flaps, therapeutic mammaplasty, tissue expanders, mastopexy, breast reductions etc.

Dr Ong speaks at international conferences on oncoplastic breast surgery and breast ultrasound. (CLICK TO SEE SPEAKER PROFILE).

(CLICK HERE to read)
Dr Ong’s contribution to
a free pocket guide to support patients undergoing treatment for breast cancer (updated for 2021).

Dr Ong conducts research into breast cancer to maintain world-class treatment. CLICK PHOTO to see latest published article in a peer-accepted journal (2020)

Article (Dec 2020) published by Dr Ong inspecting quality of life following breast cancer treatment

Dr Ong contributes to the care of breast cancer patients in Macarthur through the following initiatives:

  • Acquisition of a wireless sentinel node probe – the Neoprobe. Narrower targeting means potentially smaller incisions and less dissection of tissues.
  • First surgeon to introduce next generation real-time tissue perfusion monitoring (Stryker’s SPY) to oncoplastic breast surgery.
  • First surgeon to introduce next generation SCOUT wireless breast localisation to South-Western and Western Sydney.
  • Introduction of oncoplastic surgical principles and techniques for treatment of breast cancer at Campbelltown.
  • Lead clinician for breast oncology Model of Care in Macarthur/SWSLHD.

High-resolution ultrasound scans are conducted by Dr Ong in his private consulting rooms to assist with diagnosis and management of breast diseases.

Dr Ong is passionate about the holistic care and quality management of patients with breast cancer. Newly diagnosed breast cancer patients can often be seen in the same day or within 1-2 days of their diagnosis.

Call 0246107933 or email to book an urgent appointment.

Macarthur Cancer Therapy Centre at Campbelltown Hospital rated BEST IN NSW for the 6th year in the row

State-of-the-art wireless sentinel node probe for Campbelltown Public Hospital – a gift from 24 Hour Fight Against Cancer (March 2015)
Hundreds of people turned out dressed in a rainbow of colours to raise vital funds for medical services in Macarthur
Hundreds of people turned out dressed in a rainbow of colours to raise vital funds for medical services in Macarthur (Daily Telegraph October 2016)
Dr Ong’s breast cancer survivors (permission to publish obtained) in the media promoting regular surveillance and screening.

Dr Andrew Ong’s article on modern management of Breast Cancer (2020)

Dr Ong is very grateful for the support from 24 Hour Fight Against Cancer Macarthur
(Social Media link)