Our Doctors

doctor tan

Dato’ Dr Tan Kai Chah

D.P.M.P., MBBS (MAL), FRCS (EDIN), FAMS
Surgeon
Clinical interest: Hepatobiliary/Liver Transplant

Dato’ Dr Tan Kai Chah, a liver surgeon/specialist specialising in liver transplants, graduated from the University of Malaya, in 1978 and obtained his Fellowship of the Royal College of Surgeons of Edinburgh in 1982. From 1984 to 1987, he obtained advanced training in paediatric surgery in Manchester and Southampton, UK, and further training in paediatric hepatobiliary and liver transplant surgery at King’s College Hospital, London. Dr Tan was appointed Consultant Surgeon and Teacher in Surgery at the University of London from 1988 to 1994.

Performed various liver transplant procedures in the UK for both adults and paediatric patients, from the ‘split-liver’ transplant, auxiliary liver graft to five combined liver-kidney and one combined heart-liver transplants, Dr Tan has received many accolades from his peers, patients and their families alike.

About 400 liver transplant procedures in the UK under his belt, Dr Tan set up his practice, the Asian Centre for Liver Diseases & Transplantation (ACLDT), in Gleneagles Hospital, Singapore in 1994. Dr Tan was also served as the Director of the Liver Transplant Programme, National University Hospital, Singapore from 1995 to 2002.

With Dr Tan at the helm, ACLDT achieved historical milestones in South-east Asia to have successfully performed 200 living donor liver transplants (LDLT) in 2012 . ACLDT was listed on the Australian Securities Exchange in 2009.

ACLDT was re-branded as “Asian American Liver Centre” in 2013, and is a wholly-owned subsidiary of the Asian American Medical Group.

A visionary, Dr Tan’s skill in LDLT has seen many patients enjoy a new lease of life.

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Dr Lee Kang Hoe

Dr Lee Kang Hoe

MA (UK), MBBChir (UK), MRCP (UK), FRCP (EDIN), FAMS (SIN), EDIC (EUR)
Senior Consultant
Clinical interest: Critical Care & Liver Transplant

Dr Lee Kang Hoe graduated from University of Cambridge, UK. He was a scholar at Jesus College, Cambridge and a recipient of the Duckworth Prize. He also received support from Kuok Foundation, Malaysia for his medical studies. Dr Lee interned with Professor Sir Roy Calne at Addenbrooke’s Hospital and finished his general medicine training at Cambridge before coming to Singapore. In 1990, he joined the Department of Medicine at the National University Hospital (NUH), Singapore. Dr Lee completed his Fellowship in Critical Care Medicine at the University of Pittsburgh Medical Center (UPMC) in USA from 1993 to 1995, and was awarded Fellow of the Year in 1994. From 1994 to 1995, Dr Lee performed research with Professor Michael Pinsky at UPMC on acute lung injury.

On his return to Singapore, Dr Lee crossed over to the National University of Singapore (NUS) as a Lecturer in Medicine and was promoted to Associate Professor. He was also the Medical Director of the ICU at NUH, where he started the liver dialysis programme in 2000.

Dr Lee was with NUS until 2005 when he joined Gleneagles Hospital, Singapore as Director of ICU. Since then, he has been working together with the Asian Centre for Liver Diseases & Transplantation (ACLDT), now known as Asian American Liver Centre. Dr Lee has expanded the liver dialysis programme to include other devices, and also helped set up the dedicated liver ICU where he has been active in the management of liver failure and liver transplant patients.

Dr Lee was one of the founding members of the Society of Intensive Care Medicine and was a member of the Specialist Training Committee for Intensive Care Medicine and Respiratory Medicine.

He has published extensively in the critical care and liver transplant areas, and he has also been involved in various research protocols together with scientists at NUS and A*STAR in Singapore.

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doctor tan

Dr Daniel Tan Yat Harn

MBBS (SIN), FRCR (CLINICAL ONCOLOGY, UK), FAMS (RADIATION ONCOLOGY)
Radiation Oncologist and Medical Director
Clinical interest: Stereotactic Radiosurgery (SRS/SBRT), Brain and Spine, Breast and Prostate Cancers

Dr Daniel Tan Yat Harn is consultant radiation oncologist and medical director of Asian American Radiation Oncology (AARO), the radiotherapy and oncology division of Asian American Medical Group. Working in collaboration with University of Pittsburgh Medical Centre (UPMC), AARO assists with the management and clinical supervision of radiation oncology units in Asia, bringing modern radiotherapy standards and advanced radiation technologies to developing regions.

Dr Tan works closely with UPMC and regional oncology units to implement radiation oncology best practices in Singapore and Asia. He also helms the clinical unit of AARO to provide sub-specialty radiation and oncology care and offers clinical expertise in advanced radiation techniques to local and regional patients.

Prior to joining Asian American Radiation Oncology, Dr Tan has been working with the National Cancer Centre Singapore in the Division of Radiation Oncology as Consultant Radiation Oncologist specialising in stereotactic radiosurgery and stereotactic body radiation therapy (SRS/SBRT), and the management of central nervous system, prostate and breast cancers. He was also Co-Chairperson of the Neuro-Oncology Cancer Service Line Development workgroup in NCCS and Clinical lecturer at the Yong Loo Lin School of Medicine at the NUS.

He began his clinical and radiation oncology career after completing his MBBS at National University of Singapore (NUS) in 2002, and then went on to obtain the FRCR in Clinical Oncology in 2011 at the Royal College of Radiologists, U.K. He was awarded a Health Manpower Development (HMDP) Award for training in Brachytherapy, Stereotactic Radiosurgery and Body Irradiation (SRS/SBRT) by the Ministry of Health Singapore in 2012. Prior to this, he was also awarded a HMDP fellowship for advanced training in Clinical Oncology by the Ministry of Health Singapore in 2008. Dr Tan was admitted as a Fellow of the Academy of Medicine, Singapore (FAMS), Chapter of Radiation Oncology in 2012. In 2013, he was given the Singhealth Doctor’s Long Service Award to recognise his dedication to patient care for more than 10 years.

Dr Tan underwent training with a focus on neuro-oncology at international premier centres, which included Proton Therapy at University of Pennsylvania’s Roberts Proton Therapy Center, USA, Spine Radiosurgery at Princess Margaret Hospital and Sunnybrook’s Odette Cancer Centre, Toronto, and Advanced Radiation Technologies at Tokyo Metropolitan Komagome Hospital in Japan. Having learnt Spine Radiosurgery under renowned expert Associate Professor Arjun Sahgal, he returned to establish the Novalis Spine Radiosurgery service in NCC, the first of such a service in Singapore and the region. He continues to maintain personal contact with leading international stereotactic radiation oncologists so as to keep abreast with latest research developments.

His research interest involves the application of stereotactic radiosurgery (SRS) and stereotactic body radiation therapy (SBRT) in benign and malignant tumours of the brain and spine, as well as in oligometastatic and prostate cancers. Together with his mentors, he was instrumental in the development of the Novalis Brain Stereotactic Radiosurgery Program at NCCS and subsequently developed the Novalis Spine Stereotactic Radiosurgery Program after his return from HMDP. Together with his mentor Dr Chua Eu Tiong, he has managed hundreds of radio-surgical brain cases, many of them being complex and re-treatment cases.

He was national project coordinator for the International Atomic Energy Agency’s (IAEA) RCA project 6065 on ‘Strengthening the application of SBRT to improve cancer treatment’. This project involved efforts to train and develop SBRT, an advanced radiation technique, in countries within the Asia-Pacific Region. He was Course Director for the first regional training course in SBRT in 2012 and in 2014 he was invited to IAEA in Vienna as an expert consultant for preparation of phase 2 of this regional project.

His work has been presented at major international conferences, such as the 56th Annual Meeting of the American Society for Radiation Oncology (ASTRO), 50th Annual Meeting of the American Society of Clinical Oncology (ASCO), and the 11th / 12th International Stereotactic Radiosurgery Society (ISRS) Congress in Toronto and Yokohama respectively. He is also frequently invited to lecture on these subjects in regional meetings such as the Phillipines Radiation Oncology Society Annual Meeting, the Annual Scientific Congress of the Malaysian Oncological Society (ASCOMOS), the Asia-Pacific Breast Cancer Summit and the International Society of Geriatric Oncology (SIOG) Asia Pacific Conference. He has written and published in research journals on the subjects of neuro-oncology, stereotactic radiosurgery (SRS) and stereotactic body radiation therapy (SBRT).

While in NCCS, Dr Tan was actively involved in teaching trainees, overseas fellows and junior consultants in his areas of expertise. He was also examiner for the graduate diploma in radiation oncology examinations in 2013 which was conferred by the Academy of Medicine, Singapore.

Dr Tan is a member of the following international professional organisations: American Society for Radiation Oncology (ASTRO), the International Stereotactic Radiosurgery Society (ISRS), and the Society of Neuro-Oncology (SNO). In addition, he holds office as executive committee member of the Singapore Radiological Society and as council member of the College of Radiology Singapore. He was organizing chairman of RadiologyAsia 2015, an inaugural regional radiology meeting held in conjunction with the Singapore Radiological Society’s 24th Annual Scientific Meeting. He is also currently pursuing his MBA in Healthcare Management at NUS because he believes that good medicine depends on good management.

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doctor tan

Dr Jonathan Teh Yi Hui

MBBS (SIN), FRCR (CLINICAL ONCOLOGY, UK), FAMS (RADIATION ONCOLOGY)
Radiation Oncologist
Clinical interest: Stereotactic Radiosurgery (SRS/SBRT), Pediatric, Urologic, Gastrointestinal Cancers & Sarcoma

Dr Jonathan Teh Yi Hui is a Consultant Radiation Oncologist at Asian American Radiation & Oncology (AARO), the radiotherapy and oncology division of Asian American Medical Group.

After completing his MBBS at the National University of Singapore (NUS) in 2002, where his record of academic excellence earned him multiple Dean’s List and Book Prize awards, he commenced a Radiation Oncology residency at the National Cancer Centre Singapore (NCCS) in 2007.

Dr Teh received the Singhealth Health Manpower Development Programme Award for Advanced Training in Clinical Oncology in 2009 and worked as an Honorary Clinical Fellow in the Oncology department of the University College Hospital London from 2009 to 2011. During this time, he was trained in the delivery of radiotherapy and chemotherapy to cancer patients for both cure and palliation, focusing on genitourinary and gastrointestinal cancers as well as bone and soft tissue sarcomas. He also served as a member of the London Sarcoma Service, one of the largest such groups in Europe, providing patient care and participating in clinical trials. In 2011, he received the Fellowship of the Royal College of Radiologists (FRCR UK) in Clinical Oncology.

Upon returning to Singapore, Dr Teh was admitted as a Fellow of the Academy of Medicine of Singapore’s (FAMS) Chapter of Radiation Oncology and served as a Consultant Radiation Oncologist in NCCS, again with subspecialty interests in genitourinary and gastrointestinal cancers, as well as bone and soft tissue sarcomas and paediatric cancers. In 2012, he was appointed a member of the NCCS Blood Transfusion Committee until July 2017 and was also awarded the Singhealth Doctor’s Long Service Award in recognition of his 10 years of commitment to quality patient care.

Dr Teh’s current research interests include advanced radiotherapy techniques in prostate cancer treatment. He was the Principal Investigator of a Phase II Trial in Stereotactic Ablative Body Radiotherapy for Low-Intermediate Risk Prostate Cancer from 2013 to 2017, which was Southeast Asia’s first trial of this non-invasive treatment technique for prostate cancer.

Dr Teh’s work has been published in international peer-reviewed journals such as the International Journal of Gynecological Cancer. He served as a reviewer for publications including Radiotherapy and Oncology and the British Journal of Radiology. His research has been presented at conferences and seminars in North America, Europe and Asia. He has also been invited to speak at major industry forums like the Singapore Sarcoma Consortium Sarcoma Symposium, Advances in Prostate Cancer Conference, Urofair and RadiologyAsia.

Dr Teh has been actively involved in teaching medical students, residents and student radiation therapists as well as nurses. He has trained overseas radiation oncologists on attachment under International Atomic Energy Agency programmes. He was also an examiner for the Graduate Diploma in Radiation Oncology examinations in 2013, which was conferred by the Academy of Medicine, Singapore.

Dr Teh is dedicated to the advancement of the profession and served on the Executive Committee of the Singapore Radiological Society as Honorary Treasurer from 2012 to March 2017. He was on the organising committee of the inaugural RadiologyAsia 2015, a regional radiology conference held in conjunction with the Singapore Radiological Society’s 24th Annual Scientific Meeting. He is a member of several international societies, such as the European Society for Radiotherapy and Oncology and the International Stereotactic Radiosurgery Society.

Dr Teh has volunteered on multiple overseas medical mission trips and in a local welfare home. He believes that the best holistic medical outcomes can be achieved through constant pursuit of the latest medical evidence, attention to detail, and empathy for patients.

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doctor tan

Dr David Tan Boon Harn

MBBS (SIN), FRCR (CLINICAL ONCOLOGY, UK), FAMS (RADIATION ONCOLOGY)
Radiation Oncologist
Clinical Interest: Stereotactic Radiosurgery (SRS/SBRT), Gynaecological, Gastrointestinal & Lung Cancers

Dr David Tan is a Consultant Radiation Oncologist at Asian American Radiation & Oncology. His clinical expertise is in the management of gynaecological, gastrointestinal, hepato-biliary and lung cancers, and in the use of Stereotactic Body Radiotherapy (SBRT) in the treatment of liver, pancreas and oligometastatic disease. He is also trained in Brachytherapy for gynaecological cancers.

Dr Tan graduated from the National University of Singapore in 2005 with a Bachelor of Medicine and Bachelor of Surgery (MBBS), and commenced training in Radiation Oncology in 2007. In 2011, Dr Tan was awarded a Health and Manpower Development Award by the Singapore Ministry of Health to undergo a Fellowship in Advanced Oncology in the UK. There, at the Mount Vernon Cancer Cancer in Middlesex, he obtained advanced training in general oncology and further subspecialized in the above tumour sites. He also trained under renowned experts in stereotactic radiosurgery and brachytherapy. Dr Tan subsequently obtained the FRCR in Clinical Oncology in 2013 and was admitted as a Fellow of the Academy of Medicine, Singapore (FAMS) in Radiation Oncology in 2014.

Prior to joining AARO, Dr Tan worked as a Consultant Radiation Oncologist at the National Cancer Centre Singapore (NCCS), specializing in stereotactic body radiotherapy (SBRT) and brachytherapy, and the management of gynaecological, gastrointestinal and hepatobiliary cancers. During his 10 years of service in the public sector, he was responsible for setting up the Liver and Pancreas SBRT programs, and oversaw their development from protocol development to patient enrolment and subsequently to treatment of increasingly complex cases such as multiple liver metastases and portal vein thrombosis in hepatocellular carcinoma (HCC). He is also currently co-investigator in an international IAEA-led trial comparing SBRT with transarterial chemoembolization (TACE) in unresectable HCC.

Dr Tan is the Singapore National Project Coordinator for the International Atomic Energy Agency (IAEA) Regional Project 6085, which aims to Enhance Stereotactic Body Radiation Therapy for Frequent Cancers in the Asia-Pacific Region. After establishing Singapore as one of the regional training hubs in Asia-Pacific, Dr Tan conducted the first regional training course of the project in NCCS in 2016, which was attended by participants from 17 member states. He is also a council member of the Federation of Asian Organizations for Radiation Oncology (FARO), which is a non-profit scientific organization comprising national radiation oncology societies in Asia to improve the level of radiotherapy in the region.

On the local front, Dr Tan serves as an executive committee member in the Singapore Radiological Society (SRS) where he holds the office of honorary treasurer and is also a fellow in the Academy of Medicine. He has been part of the organizing committee for RadiologyAsia 2015 and 2017, which are regional radiology meetings held bi-annually in conjunction with the SRS Annual Scientific Meetings. As an active member of the radiation oncology subsection of the SRS, Dr Tan organizes annual scientific dinner-symposiums for the local oncology community to update them on the latest advances in radiotherapy in common tumour sites such as liver, pancreas and prostate malignancies, and on latest technologies such as proton therapy. Dr Tan also held a position as Adjunct Assistant Professor at the Duke-NUS Graduate Medical School where he hosted and supervised medical students for clinical attachments at NCCS, and was a clinical lecturer at the Nanyang Polytechnic School of Radiation Therapy where he gave lectures to budding radiation therapists.

Dr Tan is actively involved in clinical research and has published in major oncology journals on SBRT and brachytherapy, as well as gastrointestinal and gynaecological cancer subject matters. He was invited to be guest editor for a focused issue entitled “Advances in Stereotactic Radiosurgery” in the Chinese Clinical Oncology journal in 2017, where with his co-editors he formulated content and collaborated with international experts to publish the latest updates in stereotactic radiotherapy treatments. He frequently contributes as a reviewer in surgical, oncology and radiotherapy journals. Dr Tan is a member of the following international oncology societies: American Society of Clinical Oncology (ASCO), American Society for Radiation Oncology (ASTRO), European Society for Radiotherapy and Oncology (ESTRO) and the International Stereotactic Radiosurgery Society (ISRS).