Dr Grace Kusumawidjaja
Senior Consultant
Specialty Radiation Oncology
Phone +65 6470 5830
Fax +65 6470 5831
Email grace.kusumawidjaja@ihhhealthcare.com

Dr. med (Germany), FRCR (Clinical Oncology, UK)

Languages Spoken English, German, Indonesian
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Clinic Address(es)

6A Napier Road
Gleneagles Hospital Level 1
Radiation Oncology Centre,

Singapore 258500

3 Mount Elizabeth
Mount Elizabeth Hospital
Level 2
Radiation Oncology Centre,
Singapore 228510

Tel: +65 6731 2782

38 Irrawaddy Road
Mount Elizabeth Novena
Hospital Basement 1
Radiation Oncology Centre,
Singapore 329563

Tel: +65 6933 0128

38 Irrawaddy Road,
Mount Elizabeth Novena
Hospital Basement 2
Proton Therapy Centre
Singapore 329563
Tel: +65 6933 0211
Email: protontherapy@ihhhealthcare.com


Dr Grace Kusumawidjaja is a Senior Consultant, Radiation Oncologist at Parkway Cancer Centre. She has experience in a variety of radiation treatment techniques, including stereotactic radiosurgery and proton therapy.

Dr Grace Kusumawidjaja obtained her medical degree from the University of Heidelberg, Germany in 2006 and her doctorate in the oncology field from the same university in 2007. She was subsequently trained to become a radiation oncologist at the National Cancer Centre Singapore (NCCS), where she sub-specialised in the treatment of breast cancer, brain and spine malignancies, and other central nervous system tumours.

Dr Grace Kusumawidjaja was previously involved in training visiting oncologists at the NCCS. She is currently a member of the Singapore Radiological Society. Dr Grace has published many of her works in various international journals and presented them at international conferences.

Dr Grace Kusumawidjaja has actively participated in breast cancer awareness events and dialogues. She demonstrates her commitment through raising awareness on breast cancer, and the importance of early detection, treatment options, and support available for patients. It reflects her dedication to promoting community health and well-being beyond her clinical responsibilities.