Dr Benjamin Chang is currently a senior consultant ophthalmologist and the Deputy Head of Department at the Department of Ophthalmology and Visual Sciences in Khoo Teck Puat Hospital, National Healthcare Group.

He completed medical school at the Royal College of Surgeons in Ireland in 1995. He subsequently obtained a Masters diploma in Medical Science (Anatomy) with University College Dublin in 1997. Dr Chang completed his higher specialist training in ophthalmology in Ireland and underwent subspecialty training in paediatric ophthalmology and strabismus at the Hospital for Sick Children in Toronto, Canada.

He is a Fellow of the Royal College of Surgeons in Ireland, the Royal College of Surgeons in Edinburgh and the Royal College of Ophthalmologists in London. His areas of ophthalmic practice include comprehensive ophthalmology, cataracts, paediatric ophthalmology and strabismus.

Dr Koh Yan Tong completed her undergraduate medical training at the Yong Loo Lin School of Medicine, National University of Singapore in 2012, where she graduated with Bachelor degrees in Medicine and Surgery, and was placed on the Dean’s list in 2009-2011. During her undergraduate days, she underwent a medical elective under Prof. Albert S. Jun at Wilmer Eye Institute, Johns Hopkins Hospital (Baltimore, USA) in 2011. She was subsequently a recipient of the Ministry of Health Training Award for the Ophthalmology Residency programme, and underwent postgraduate training in Ophthalmology, where she was awarded the Master of Medicine (Ophthalmology) from National University of Singapore in 2017, and successfully completed her Ophthalmology specialist exit examination in 2019. She is also currently a Fellow of the Royal College of Ophthalmologists (UK) as of 2019.

Dr Koh is active in clinical research, having presented in Ophthalmology conferences both locally and internationally, as well as published scientific papers in multiple peer-reviewed international Ophthalmology journals. She is also involved in community service and participated in various projects locally and in the region.

Dr Koh is active in education and teaching, and she has served as both chief resident and chief senior resident during her residency. Currently, she is an appointed Clinical Tutor with Yong Loo Lin School of Medicine, National University of Singapore and Lee Kong Chian School of Medicine, Nanyang Technological University of Singapore.

Dr Koh’s areas of clinical interest include cataracts and general ophthalmology.

Dr Rosalynn Grace Siantar is a Consultant with the National Healthcare Group Eye Institute (NHGEI) @ Tan Tock Seng Hospital.

Dr Siantar obtained her Bachelor of Medicine and Surgery from University College London, United Kingdom and graduated with Distinction in Medical Sciences and Merit in Clinical Neurosciences. She was conferred Master of Medicine in Ophthalmology by the National University of Singapore and has successfully completed her Ophthalmology specialist training. She is also a Fellow of the Royal College of Ophthalmologists (UK).

Dr Siantar is actively involved in undergraduate medical education and has been appointed Clinical Teacher at the Lee Kong Chian School of Medicine, Nanyang Technological University and Clinical Tutor at the Yong Loo Lin School of Medicine, National University of Singapore.

She is also actively involved in the development of Primary Eye Care, where she is part of a multidisciplinary team that will focus on facilitating the transition of quality eye care into the community.

Dr Siantar has a keen interest in clinical research and has presented her work at many local, regional and international conferences. She has also published numerous scientific articles in international peer-reviewed journals.

Dr Siantar's areas of clinical interest include Cataract and General Ophthalmology.

Dr Tam is a Principal Resident Physician at National Healthcare Group Eye Institute @ Tan Tock Seng Hospital (TTSH). She is a member of the Cornea and Refractive Surgery Service. She is also one of the key trainers for optometrists for TTSH’s Primary Eye Care (PEC) team.

Dr Tam underwent her basic medical training in Australia and graduated with B.Sc. (Medicine), M.B.B.S., from the University of New South Wales, Australia in 1995. She obtained her F.R.C.S. (Ophthalmology) from the Royal College of Physicians and Surgeons of Glasgow in 2003. Dr Tam underwent training as a clinical fellow in Cornea and Refractive Surgery in Tan Tock Seng Hospital in 2005.

Apart from being an eye clinician and surgeon, she has a keen interest in grooming TTSH’s optometrists to be primary eye care providers for the Stable Eye Condition Clinics (SECC) and Community Eye Clinics (CEC). Since 2013, Dr Tam has been working closely with the TTSH’s PEC committee to provide clinical guidance to TTSH’s optometrists, mentoring them to be competent eye care professionals to deliver more timely and accessible eye care for the people in Singapore. Dr Tam was also a clinical tutor for University of Manchester-Singapore Polytechnic Optometry Degree Course from Year 2010 to 2014. She was also a mentor to photo-graders for TTSH’s reading centre for Singapore Integrated Diabetic Retinopathy Programme (SiDRP).

Dr Tam actively contributes to undergraduate medical training and she is one of the appointed clinical teachers to undergraduate medical students of Lee Kong Chian School of Medicine, as well as for Yong Loo Lin School of Medicine, National University of Singapore.

Dr Tam is an Ophthalmologist who sees general eye conditions. She has special interests in conditions of the Cornea and works closely with the Corneal and Refractive Service in TTSH.

Clinical A/Prof Vernon Yong, Senior Consultant of NHG Eye Institute @ TTSH underwent a one-year fellowship at the Lions Eye Institute in Perth, Australia.

A/Prof Yong chose to be a glaucoma specialist as he realized that the population was an ageing one and the numbers of glaucoma patients would steadily increase over the next decade or so. Involvement in population screening is A/Prof Yong’s other area of interest. Drawing on his long- term leadership in clinic management at NHG Eye Institute @ TTSH, A/Prof Yong has assumed the post of Head of the Department of Ophthalmology.

Dr Vivien Yip is a Consultant with the National Healthcare Group Eye Institute @ Tan Tock Seng Hospital.

Dr Yip completed her undergraduate medical training at St Bartholomew’s and the Royal London School of Medicine and Dentistry, United Kingdom in 2006, where she graduated with a Bachelor of Medicine and Bachelor of Surgery. Subsequently, she earned her Masters of Medicine in Ophthalmology in 2012, and successfully completed her specialist Ophthalmology training in 2016. She is also a Fellow of the Academy of Medicine (Singapore).

During her Ophthalmology training, she was appointed chief medical officer and chief registrar in 2009 and 2016 respectively. Dr Yip also completed a 2-year fellowship in Glaucoma with the National Healthcare Group Eye Institute @ Tan Tock Seng Hospital from 2017-2019. During her training, Dr Yip was mentored by Professor Ike Ahmed in Glaucoma and Anterior Segment Surgery at Prism Eye Institute and Trillium Health Partners in Toronto, Canada. Dr Yip currently serves as the Deputy head of Glaucoma at Tan Tock Seng Hospital.

Dr Yip is also instrumental in establishing Optometrists as Primary Eye Care Providers and currently serves as the Deputy head of the Comprehensive Eye Care Service at Tan Tock Seng Hospital.

In the area of Ophthalmic research, Dr Yip has presented and published in numerous conferences and journals both locally and internationally. She was awarded 2 research grants and also achieved the Merit award for her oral presentation at the NHG Eye Institute International Ophthalmology Congress in 2013. She is currently involved in Glaucoma and Primary Eye Care research.

Dr Yip is also a Clinical Lecturer with the Yong Loo Lin School of Medicine, National University of Singapore and the Lee Kong Chian School of Medicine, Singapore.

Dr Yip’s areas of interest include Cataract, Glaucoma, Primary Eye Care and General Ophthalmology.

Clinical Associate Professor Wong Hon Tym is the Medical Director of Singapore’s National Healthcare Group Eye Institute (NHGEI) and the Clinical Director of the Centre for Healthcare Innovation (CHI). CHI is an open co-learning network organization, primarily focused on healthcare workforce transformation.

He was also the Pro-Tem Chief of the Ophthalmology Department at the upcoming Woodlands Health Campus, while continuing to serve as a Senior Consultant in Tan Tock Seng Hospital’s Ophthalmology Department and as a member of the hospital’s Medical Board.

From 2008-2015, he was Clinical Director of NHG 1-Health, a community ambulatory surgery centre, where he led and sustained the design and practice of a streamlined cataract surgery value-added process (VAP).

A/Prof Wong obtained his Fellowship from the Royal College of Surgeons (Edinburgh) and his Masters degree in Medicine (Ophthalmology) in 1999.

A/Prof Wong was awarded Singapore’s Ministry of Health Manpower Development Programme scholarship in 2002, and underwent his clinical fellowship at Moorfields Eye Hospital, UK, where his sub-specialty training focused on optic nerve head imaging in glaucoma. His research projects, covering topics such as glaucoma surgery, anterior segment imaging and therapeutics have been published in major peer-reviewed journals and presented at conferences such as ARVO.

A/Prof Wong plays an active role in the training and education of junior ophthalmologists in Singapore, and his efforts were with multiple Best Teacher Awards. He has been mentor to four clinical fellows and has been a course instructor at the American Academy of Ophthalmology Meeting, the World Glaucoma Congress and the European Glaucoma Society Congress.

His efforts in quality patient care have also been recognized with Singapore’s Excellent Service Star Award in 2006. His current appointments as Critical Incident Manager and Open Communication instructor reflects his keen interest in the area of patient communication. In 2013, A/Prof Wong received the Distinguished Service Award from Khoo Teck Puat Hospital for Eye and Vision Health, and in 2014 he was the proud recipient of the National Healthcare Group Outstanding Citizenship Award.

Dr Yeo Tun Hang is currently an Associate Consultant with the National Healthcare Group Eye Institute @ Khoo Teck Puat Hospital.

Dr Yeo completed medical school at the University of Western Australia, Perth with high distinctions in Ophthalmology, General Surgery and Obstetrics & Gynaecology. He returned to Singapore for Ophthalmology training under the ACGME-I (American Council of Graduate Medical Education – International) accredited Residency Program at Tan Tock Seng Hospital and was awarded Masters of Medicine (Ophthalmology) by the National University of Singapore (NUS) in 2016. He subsequently attained Fellowship with the Academy of Medicine (Singapore) in 2019. Dr Yeo is a recipient of the Elizabeth Hunt Medal and also an elected Fellow at the Royal College of Ophthalmologists in the United Kingdom.

Dr Yeo is active in both research and undergraduate medical education. He is currently a Clinical Lecturer at Yong Loo Lin School of Medicine, NUS and Clinical Tutor at Lee Kong Chian School of Medicine, Nanyang Technological University.

Dr Yeo’s area of clinical interests include surgical retina, medical retina, cataracts and general ophthalmology.

Adjunct A/Prof. Yip is the Head, Oculoplastic Surgery Service of NHG Eye Institute. He is also Head and Senior Consultant at the Ophthalmology Visual Sciences Department of Khoo Teck Puat Hospital. He is an Adjunct Associate Professor at Yong Loo Lin School of Medicine, National University of Singapore (NUS) and Lee Kong Chian School of Medicine, Nanyang Technological University.

A/Prof. Yip is the Education Director in Khoo Teck Puat Hospital and current president of the College of Clinician Educators, Academy of Medicine Singapore. His previous leadership roles include being the President, Asia-Pacific Society of Ophthalmic Plastic Reconstructive Surgery (2010-2012) and Vice President, College of Ophthalmologists, Singapore (2014-2018). He has more than 50 peer- reviewed publications and 5 book chapters. He is the editor, Orbit Oculoplastics Section, Asia- Pacific Journal of Ophthalmology. His contributions in ophthalmic education were recognised with the American Academy of Ophthalmology Achievement Award (2008), the American Academy of Ophthalmology International Ophthalmologist Education Award (2011), Eye and Visionary Award (2012) and Asia Pacific Academy of Ophthalmology Achievement Award (2017).

Adj. A/Prof. YIP Chee Chew
MBBS(S ;pore), MHPE (Cum Laude, Maastricht), MMed (Ophth) (Spore), FRCOphth, FRCS (Edin),FAMS

Adjunct Associate Professor, Yong Loo Lin School of Medicine, National University of Singapore Adjunct Associate Professor, Lee Kong Chian School of Medicine, Nanyang Technological University

Education Director, Khoo Teck Puat Hospital
Head Senior Consultant, Ophthalmology Visual Sciences Department, Khoo Teck Puat Hospital Head, Oculoplastics, NHG Eye Institute, National Healthcare Group

President, College of Clinician Educators, Academy of Medicine Singapore
Past Vice-President, College of Ophthalmologists, Academy of Medicine Singapore
Past President, Asia-Pacific Society of Ophthalmic Plastic & Reconstructive Surgery

Ling Li completed her optometry training at Singapore Polytechnic in 2010 where she graduated with a Diploma in Optometry. She subsequently underwent postgraduate training in Optometry, where she was awarded the Bachelor of Science in Optometry (Hons) from University of Manchester in 2012.

Ling Li is the deputy in-charge of Primary Eye Care (PEC) which comprises of Stable Eye Condition Clinic (SECC) and Community Eye Clinic (CEC).

She is part of the Training Faculty for the Community Eye Care (CEC) Training Program where identified optometrists are accredited to train new Community Eye Care (CEC) optometrists. She is also involved in accrediting new optometrist hires to the department and is also active in education and teaching, having had optometry and medical students attached to her.

Caryn completed her undergraduate training at the University of Melbourne, Australia in 2008 where she graduated with a Bachelor in Optometry.

Caryn worked in Melbourne for over two years, building on her experience in Primary Eye Care before returning to Singapore to join KTPH in 2011. She was then appointed as Chief Optometrist at the Department of Ophthalmology and Visual Sciences, Khoo Teck Puat Hospital in 2013. Drawing on her passion for Primary Eye Care, she leads the optometry team in setting up Supplementary Primary Eye Care Clinic (SPEC) and Community and Home Eye Screening Service (CHESS) in 2017 and 2016 respectively.

Deirdre completed her Bachelor of Science in Optometry (Hons) from the University of Manchester (Singapore) in 2014.

Deirdre was a key member and involved in the pilot project Community & Home Eye Screening Services (CHESS) in 2016, which was later introduced in 2017 to detect early eye diseases in the community. She is currently leading the Second-level Eye Care Team in providing comprehensive eye screening, appropriate management and referral in the community. This service is also extended to the NTUC Health Active Ageing Hub @ Kampung Admiralty. Since 2017, she has been part of the Supplementary Primary Eyecare Clinic (SPEC) team who examines and co-manage patients with stable eye conditions.

Deirdre in her capacity wishes to improve the overall quality of life for a patient through early detection of eye conditions. Her area of interest is in Primary Eye Care.

Jane completed her optometry training at Singapore Polytechnic in 1999 where she graduated with a Diploma in Optometry.

Jane is the optometrist in-charge of the Singapore Integrated Diabetic Retinopathy Program (SiDRP) service. She is a Secondary Grader who is responsible for reporting of the Singapore Integrated Diabetic Retinopathy Program (SiDRP) images as well as completing escalation cases from Primary Graders.

Yun Chong completed his optometry training at Singapore Polytechnic in 2009 where he graduated with a Diploma in Optometry. He subsequently underwent postgraduate training in Optometry, where he was awarded the Bachelor of Science in Optometry (Hons) from University of Manchester in 2014.

Yun Chong is the in-charge of Stable Eye Condition Clinic (SEC-C). He also oversees the training and education requirements for Primary Eye Care (PEC).

He is part of the Training and Core Faculty for the Community Eye Care (CEC) Training Program where identified optometrists are accredited to train new Community Eye Care (CEC) optometrists. He is also involved in accrediting new optometrist hires to the department and is also active in education and teaching, having had optometry and medical students attached to him.

Zuoling completed her optometry training at Singapore Polytechnic in 2003 where she graduated with a Diploma in Optometry. She subsequently underwent undergraduate training in Optometry, where she was awarded the Bachelor of Science in Optometry and Master of Science in Clinical Optometry from Pennsylvania College of Optometry in 2011.

Zuoling is in-charge of Primary Eye Care (PEC) which comprises of Stable Eye Condition Clinic (SEC-C) and Community Eye Clinic (CEC).

She is part of the Training Faculty for the Community Eye Care (CEC) Training Program where identified optometrists are accredited to train new Community Eye Care (CEC) optometrists. She is also involved in accrediting new optometrist hires to the department and is also active in education and teaching, having had optometry and medical students attached to her.

Sheryl completed her optometry training at Singapore Polytechnic in 2009 where she graduated with a Diploma in Optometry. She subsequently underwent undergraduate training in Optometry, where she was awarded the Bachelor of Science in Optometry (Hons) from University of Manchester (Singapore) in 2011.

Sheryl is in-charge of Optometry Training and Education. She is also involved in training identified optometrists or ophthalmic technicians to be accredited for the Singapore Integrated Diabetic Retinopathy Program (SiDRP). She is a Secondary Grader who is responsible for reporting of the Singapore Integrated Diabetic Retinopathy Program (SiDRP) images as well as completing escalation cases from Primary Graders.

Sheryl is part of the Training and Core Faculty for the Community Eye Care (CEC) Training Program where identified optometrists are accredited to train new Community Eye Care (CEC) optometrists. She is also involved in accrediting new optometrist hires to the department and is also active in education and teaching, having had optometry and medical students attached to her.

Shih Chia completed her optometry training at Singapore Polytechnic in 2002 where she graduated with a Diploma in Optometry.

Shih Chia is the optometrist deputy of the Singapore Integrated Diabetic Retinopathy Program (SiDRP) service. She is a Secondary Grader who is responsible for reporting of the Singapore Integrated Diabetic Retinopathy Program (SiDRP) images as well as completing escalation cases from Primary Graders.

Ryan completed his optometry training at Singapore Polytechnic in 1998 where he graduated with a Diploma in Optometry. He subsequently underwent undergraduate training in Optometry, where he was awarded the Bachelor of Science in Optometry and Master of Science in Clinical Optometry from Pennsylvania College of Optometry in 2007.

Ryan is leading the Allied Health Professionals of Optometrists, Orthoptists, Ophthalmic Technologists and Ophthalmic Technicians responsible for the Ophthalmology Department’s Optometry, Primary Eye Care and Eye Diagnostic Services.

He is a Co-Director for the Community Eye Care (CEC) Training Program where identified optometrists are accredited to train new Community Eye Care (CEC) optometrists. He is also involved in accrediting new optometrist hires to the department and is also active in education and teaching, having had optometry and medical students attached to him.

Siew Lian completed her optometry training at Singapore Polytechnic in 1997 where she graduated with a Diploma in Optometry. She subsequently underwent postgraduate training in Optometry, where she was awarded the Bachelor of Optometry from University of Melbourne, Australia in 2001.

She is part of the Training Faculty for the Community Eye Care (CEC) Training Program where identified optometrists are accredited to train new Community Eye Care (CEC) optometrists. She is also involved in accrediting new optometrist hires to the department and is also active in education and teaching, having had optometry and medical students attached to her.