Our ENT Specialist

Dr Andrew Loy Heng Chian | neck surgeon

Dr Andrew Loy Heng Chian

BA Hons (Oxford), MA (Oxford), MBBS (London), FRCS (Edin), FRCS (Glasg), FAMS (Otorhinolaryngology)
Fellow, American Head & Neck Society

Consultant Ear Nose Throat – Head & Neck Surgeon
Adjunct Assistant Professor, Duke-NUS Graduate Medical School
Visiting Consultant, Tan Tock Seng Hospital

Dr Loy was the Tan Chin Tuan Gold Medallist (top student) of Anglo-Chinese Junior College, and won the Loke-Cheng Kim Foundation Scholarship to study Medicine in 1987. He graduated with Honours from the University of Oxford, and went on to complete his medical training at the University of London. He underwent his postgraduate training in Ear, Nose & Throat Surgery in Singapore, and obtained the Fellowships of the Royal College of Surgeons of Edinburgh and Glasgow in 1999.

Dr Loy was awarded the Health and Manpower Development Program (HMDP) award in 2003. He developed his expertise in head & neck and thyroid surgery by completing his overseas fellowship training in head & neck surgery and surgical oncology at the University of Virginia, USA. During his fellowship, Dr Loy trained under the mentorship of Professor Paul Levine, a world renowned surgeon and leader in head & neck surgery.

Upon returning to Singapore in 2004, he was appointed as consultant in the Department of Otorhinolaryngology in Tan Tock Seng Hospital, as well as visiting consultant to the ENT department in Changi General Hospital.Dr Loy commenced his private practice at Mount Elizabeth Medical Centre in 2009 and remains a visiting consultant to Tan Tock Seng Hospital.

Leadership role

Dr Loy served on the medical board of Tan Tock Seng Hospital (TTSH) and was appointed as chairman of multiple clinical workgroups. During his tenure as Quality Review Officer, he was regularly involved in the quality auditing of medical practices in TTSH to ensure best clinical practices. He was instrumental in the Department of Otorhinolaryngology obtaining Joint Commission International (JCI) accreditation in 2005 and 2008.

Dr Loy was the co-director of the TTSH head & neck surgery service, and was joint chairman of the multidisciplinary head & neck tumour board, responsible for treating complex cases of the head & neck. He was appointed director of the voice clinic at TTSH from 2006, responsible for treating complicated voice problems. He has previously served as secretary and council member to the Singapore Society of Otorhinolaryngology. He currently holds the appointment of council member of the Singapore Society of
Otolaryngology – Head & Neck Surgery.

Training and research

Dr Loy is deeply committed to medical training and research, and holds the positions of Adjunct Assistant Professor at the Duke-NUS Graduate Medical School as well as Clinical Lecturer at the National University of Singapore. In recognition of his excellence for teaching at the Duke-NUS Graduate Medical School, he was awarded the Outstanding Faculty award in 2008 and Outstanding Innovator award in 2009. He has published widely in local and international journals, and acts as a reviewer for the prominent ENT journals Laryngoscope and Archives of Otolaryngology-Head & Neck Surgery.


Dr Loy volunteers his time to medical mission and charity work. He has led multiple medical teams to Indonesia to provide medical care to the poor and homeless. He has also conducted numerous training courses for ENT doctors in Vietnam and Myanmar under the auspices of the Singapore International Foundation. For his volunteer work at the St Andrew’s Community Hospital, contributions to the support group of laryngeal cancer patients, and involvement with the 2004 tsunami crisis medical aid, Dr Loy received Singapore healthcare’s highest accolade, the National Healthcare Humanity Award from President SR Nathan in 2005. He has been thrice awarded the EXSA Excellent Service Awards (Gold & Silver).

Dr Loy is an avid sportsman and believes in the importance of a balanced lifestyle with regular exercise. He is a two-time finisher of the Singapore 70.3 Ironman triathlon, as well as the Singapore marathon. He is married with 2 daughters who will soon be beating him regularly at tennis.


1986 Tan Chin Tuan Gold Medal (Top Student), Anglo-Chinese Junior College
1987 – 1993 Loke Cheng-Kim Foundation Scholarship for Medicine
1993 Certificate of Merit in Medicine Finals, University of London
1995 41st Medical Officer Cadet Course (Singapore Armed Forces) – 2nd Overall
1999 2nd prize, Temporal Bone Surgery Competition, Singapore Society of Otorhinolaryngology
2003 HMDP Fellowship Award for Head and Neck Surgical Oncology
2005 National Healthcare Humanity Award 2005
2005 EXSA Silver Award
2007 Singapore Armed Forces Good Service Medal
2008 Outstanding Teaching Faculty, Duke-NUS Graduate Medical School
2008 EXSA Silver Award
2009 EXSA Gold Award
2009 Outstanding Innovator Award, Duke-NUS Graduate Medical School


“Chorda Tympani Trauma – How Much Does It Affect Taste?”
S B Yeo, AHC Loy, Singapore Med J 1997: Vol 38 (8): 329-331

“Microbiology of Chronic Suppurative Otitis Media in Singapore”
AHC Loy, AL Tan, PKS Lu, Singapore Med J 2002; Vol 43 (5): 229-233

“Head and Neck Cancer after Foreign Body Ingestion”
DTW Teo, AHC Loy, YH Goh, YM Chan, Ann Acad Med Singapore 2004;33:379-81.

“Cyclooxygenase-2 expression in Warthin’s tumour”
AHC Loy, TC Putti, LKS Tan, J Laryngol Otol 2005;119(7):515-518

“Esthesioneuroblastoma: Continued follow-up of a single institution’s experience”
AHC Loy, PW Read, CY Thomas, JF Reibel, PA Levine, Arch Otolaryngology Head Neck Surg

“Urgent awake tracheotomy for impending airway obstruction”
Yuen HW, AHC Loy, Johari S, Otolaryngol Head Neck Surg 2007 May;136(5):838-42

“p63 expression in olfactory neuroblastoma and other small cell tumors of the sinonasal tract”
Bourne TD, Bellizi AM, Stelow EB, Loy AH, Levine PA, Wick MR, Mills SE, Am J Clin Pathol 2008


“COX-2, EGFR and LMP-1 expression in Warthin’s tumours”
AHC Loy, T Putti, LKS Tan
Presented at Singapore Society of Otorhinolaryngology Annual Scientific Meeting, 5 October 2002

“Sinonasal Undifferentiated Carcinoma: An Asian Experience”
AHC Loy, K Mancer, CHK Goh
Presented at American Academy of Otolaryngology-HNSF meeting in San Diego, 22-25 September 2002

“Sentinel Node Biopsy: Fact, Fiction or Folly”
AHC Loy, JF Reibel, PA Levine
Presented at Southern Section Triological Meeting, Marco Island, Florida, Jan 2004

“COX-2 Expression in Warthin’s Tumors: An Immunohistochemical Study”
AHC Loy, T Putti, LKS Tan
Presented at Combined Spring Otolaryngological Societies Annual Meeting, Phoenix, Arizona, April 2004.

“Esthesioneuroblastoma: Use of a Standardized Protocol for Long-Term Effective Control”
AHC Loy, JF Reibel, P Read, C Thomas, PA Levine
Presented at 6th International Conference Head and Neck Cancers, Washington DC, August 2004.

“Tracheal cross-sectional area predicts tracheostomal stenosis following laryngectomy”
HN Tay, AHC Loy, Y Chan, MLC Khoo
Presented at 6th International Conference Head and Neck Cancers, Washington DC, August 2004.

“Extended Radical neck dissection in Nasopharyngeal carcinoma”
KS Tan, AHC Loy, MLC Khoo
Presented at NHG Annual Scientific Congress, Oct 2004

“Diagnosis of residual and recurrent neck disease in Nasopharyngeal carcinoma”
HN Tay, AHC Loy, MLC Khoo
Presented at NHG Annual Scientific Congress, Oct 2004

“En Bloc Resection of Temporal bone for cancer”
K Oo, AHC Loy, SB Yeo, MLC Khoo
Presented at NHG Annual Scientific Congress, Oct 2004

“p63 and EGFR expression in Olfactory Neuroblastoma”
D Bourne, AHC Loy, PA Levine, SE Mills
Presented at United States & Canadian Academy of Pathology Annual Meeting, Feb 2005.

“Emergency tracheostomy for acute airway obstruction”
HW Yuen, S Johari, AHC Loy
Presented at Combined Scientific Meeting, 4-6 Nov 2005

“Current Approach to Thyroid Cancer Surgery”
Presented at NHG Annual Scientific Congress, 1 Oct 2006

“Fascia-only free radial forearm flap for resurfacing the nasopharynx following nasopharyngectomy”
CEH Teo, AHC Loy, MLC Khoo
Presented 7th International Conference on Head & Neck Cancer, San Francisco, Jul 2008

“Temporal bone resection for primary tumours of the external auditory canal: the Singapore experience”
JF Thong, AHC Loy, SB Yeo, MLC Khoo
Presented 7th International Conference on Head & Neck Cancer, San Francisco, Jul 2008

“Pectoralis major flaps: A reliable workhorse in the modern free flap era”
BYB Tan, MLC Khoo, AHC Loy
Presented 7th International Conference on Head & Neck Cancer, San Francisco, Jul 2008

“Use of 12 hr-6hr and 24 hr-6hr slope of serum calcium levels in predicting risk of postoperative hypocalcemia”
CM Lim, YH Ng, AHC Loy, MLC Khoo
Presented 7th International Conference on Head & Neck Cancer, San Francisco, Jul 2008

“Role of surgery in nasopharyngeal cancer”
Presented at NHG Annual Scientific Congress, Nov 2008

“Surgery for head & neck cancers”
Presented 10th Advanced Neuroradiology Course, Nov 2010