Embrace Clear Vision
- Expertise
- Technology
- Precision
18+ years experience
10,000+ eye surgeries
Surgery at leading
Singapore hospitals
Personalised care for Indonesian patients
Embrace Clear Vision
Expertise • Technology • Precision
18+ years experience with
10,000+ eye surgeries
Surgery at leading
Singapore hospitals
Personalised care for Indonesian patients
Ascend Eye Clinic
Ascend Eye Clinic is founded on the fundamentals of clinical expertise, technological leverage, innovative treatments, safety and dedication to patient care.
Helmed by Dr Errol Chan and based in Singapore, we offer premium eye care to every patient, empowering individuals to live life with renewed vision.
Utilising forefront technology, including premium intraocular lenses, bladeless and image-guided surgical systems for cataract surgery, high-speed, small-incision vitrectomy surgery for retinal diseases, and minimally-invasive glaucoma surgery, lasers and implants, we prioritise precision and safety to restore and preserve your vision.
For Indonesian patients, we provide multilingual support and personalized care planning to make your journey smooth and stress-free.
Dr Errol Chan
Dr Errol Chan is Medical Director and Senior Consultant Ophthalmologist at Ascend Eye Clinic.
With more than 18 years of clinical experience and a record of 10,000+ eye procedures, Dr Chan specializes in managing many eye conditions, including cataract, glaucoma, retinal and corneal disease, myopia, uveitis and complex eye diseases. He also specializes in refractive surgery (LASIK/SMILE/transPRK and ICL) for patients desiring freedom from spectacles.
Dr Chan graduated from the National University of Singapore with Distinction and placement on the Dean’s List. He completed Ophthalmology training in Singapore, and further honed clinical expertise through Fellowships over 3 years at world-renowned international eye centres, such as McGill University in Canada, and Moorfields Eye Hospital London in the UK. He has also achieved training stints at the renowned Great Ormond Street Hospital for Children, and Optegra Eye Hospital London, both in the UK.
Dr Chan’s approach to every patient is to provide the most appropriate and evidence-based treatment to achieve optimal outcomes safely. Recognising that eye conditions affect the daily lives of individuals greatly, he affords as much time as necessary to discuss all possible management options, and provides professional recommendations always in the patient’s best interests.
Fluent in English, Bahasa, Cantonese, Mandarin, and Hokkien, Dr Chan prioritises clear communication and a smooth patient experience.
Degrees & Qualifications
- MBBS, National University of Singapore
- Masters of Medicine (Ophthalmology), National University of Singapore
- Fellow, Royal College of Ophthalmologists London
- Fellow, Royal College of Surgeons of Edinburgh
- Fellow, Royal College of Physicians and Surgeons of Glasgow
- Fellow, Royal College of Physicians and Surgeons of Canada
- Fellow, Academy of Medicine Singapore
Professional Memberships
- American Academy of Ophthalmology
- American Society of Retinal Specialists
- European Society of Cataract and Refractive Surgeons
Credentials
- Authored more than 40 articles in leading Ophthalmology journal publications and textbook chapters in areas of glaucoma, cataract surgery, myopia, vitreoretinal diseases and surgery
- Multiple international awards from the World Glaucoma Association, Retina Foundation of Canada, and the Asia-Pacific Vitreoretinal Society
- Speaker at international conferences in cataract surgery and retinal diseases and surgery
- Lecturer at regional and international teaching courses in eye surgery
- Investigator in international clinical trials developing novel treatments for eye diseases
Previous Appointments
- Consultant Ophthalmologist, National Health Service, UK
- Visiting Consultant Ophthalmologist, National University Hospital Singapore
- Clinical Lecturer, Yong Loo Lin School of Medicine, National University Hospital Singapore
- Adjunct Research Fellow, Singapore Eye Research Institute
Professional Training, Accreditations & Memberships
Insurance Plans
We assist with applications for Guarantee of Payment (GOP), completion of insurance documents, and facilitate cashless billing without upfront payment for eye surgery procedures done at approved hospitals and surgery centers.
Medical Director & Senior Consultant Ophthalmologist
Specialized Eye Treatments
We offer a broad range of eye treatments as a one-stop center for your eye care needs,
with the goal for you to enjoy better eye health and vision.
Cataract Surgery
Restore clear vision & confidence with customized cataract surgery treatment with low down-time.
LASIK, SMILE & TransPRK
Be spectacle-free from correcting myopia, hyperopia, astigmatism, and presbyopia through laser vision correction.
Implantable Collamer Lens (ICL) Surgery
Presbyopia Correction
Glaucoma Treatments & Surgery
Eyelid Disorders
Diabetic Retinopathy Treatment
Medical Retina Disease Treatments
Vitreoretinal Surgery
Eye Conditions in Children
Pterygium Surgery
Age-Related Macular Degeneration
Your Path to Better Vision & Eye Health Starts Here

Contact
Reach out to our Indonesian office to get started

Discussion
Find out about your options, cost estimate and travel plan

Treatment
Get your treatment in Singapore with our full support
We Perform Eye Surgery in these Hospitals & Surgery Centers
Dr Chan performs eye surgeries at leading private hospitals and medical centers in Singapore. These facilities are recognized for their technology and modernity, allowing an optimal and seamless experience.
Our Blogs
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Clinical Experience
Dr Chan has more than 18 years of experience, consulting for adults and children with eye conditions, and has performed over 10,000 eye, cataract, lens implant, retina, glaucoma, and laser vision correction procedures. -
International Accreditation & Recognition
Dr Chan holds accreditation by the Royal Colleges in London, Edinburgh, Glasgow, and Canada, the Academy of Medicine in Singapore, and a member of the American Academy of Ophthalmology, European Society of Cataract & Refractive Surgeons and the American Society of Retinal Specialists. -
International Expertise
Dr Chan has completed 4 years of Ophthalmology fellowships at world-renowned institutions, such as McGill University in Canada and Moorfields Eye Hospital London in the UK, positioning him to manage complex eye conditions. -
Technologies
Dr Chan uses minimally-invasive vitrectomy surgery platforms, premium lens implants, and performs laser-assisted (bladeless) cataract surgery and minimally-invasive glaucoma surgery (MIGs). -
Clinical Researcher, Speaker & Medical Educator
Dr Chan’s clinical research in cataract surgery, glaucoma, myopia, and vitreoretinal diseases has been featured in international Ophthalmology journals. He has actively participated in clinical trials in Canada and the UK, served as an external reviewer for journals, is a speaker and lecturer at international conferences, and has been recognised with international awards. -
Personalised Approach
Dr Chan customises his approach to every patient based on medical evidence and always in the patient’s best interests. -
Support for Indonesian Patients
At Ascend Eye Clinic, we understand your concerns and needs when seeking care abroad in Singapore. We have a dedicated team to provide seamless care and support for your travel and medical needs through the entire treatment process.
I consider it a privilege and honor to help you safely achieve your best possible vision, with clinical expertise, technology, personalized and compassionate care."
Medical Director & Senior Consultant Ophthalmologist