Dr Marcus Tan

Dr Marcus Tan is a fellowship-trained glaucoma specialist and Senior Consultant Ophthalmologist who also provides comprehensive eye care for cataract and general ophthalmic conditions. He has subspecialty expertise in the medical and surgical management of glaucoma, including complex, neovascular, and secondary glaucoma, while caring for both subspecialty and general patients.

Dr Tan graduated from the National University of Singapore (NUS) and completed his Ophthalmology residency at the National University Health System (NUHS), obtaining his Master of Medicine (Ophthalmology) in 2017 and specialist accreditation in Ophthalmology in 2019. He also completed a Masters of Technology in Enterprise Business Analytics in 2020.

He is a Fellow of the Royal College of Ophthalmologists (UK) and a Fellow of the Academy of Medicine Singapore. He received subspecialty fellowship training in glaucoma under Professor Paul Chew, inventor of the Paul Glaucoma Implant and the Micropulse P3 laser and completed observerships with Prof David Friedman (Harvard Medical School) and Prof Joseph Panarelli (New York University).

As a glaucoma subspecialist, Dr Tan performs the full range of glaucoma management, including laser treatment for eye pressure control, minimally invasive glaucoma surgery (MIGS), angle-based surgery (goniotomy, goniosynechialysis), trabeculectomy, and the implantation of glaucoma drainage devices. His published research includes the two-, three- and five-year clinical outcomes of the Paul Glaucoma Implant.

Dr Tan also manages patients with cataract, performing phacoemulsification and femtosecond laser-assisted cataract surgery with premium intraocular lens implants (toric, multifocal, and extended depth-of-field lenses) for the correction of astigmatism and presbyopia. Alongside surgical care, he looks after a broad spectrum of medical eye conditions including diabetic retinopathy, age-related macular degeneration, dry eye, and routine comprehensive eye checks.

Dr Tan has held senior appointments in both clinical practice and healthcare leadership. He served as Assistant Group Chief Technology Officer of the National University Health System (NUHS), where he led digital health and technology innovation across the group. He was Adjunct Assistant Professor at the NUS Yong Loo Lin School of Medicine and Clinical Lecturer at the Lee Kong Chian School of Medicine, has received multiple teaching awards, and has secured research grant funding in excess of half a million dollars.

He is Secretary of the Glaucoma Association of Singapore and serves as an advisory panel member and invited speaker for leading ophthalmic companies including Alcon, Glaukos, Santen, Topcon, Transmedic, AOI and DKSH. He has authored more than twenty peer-reviewed publications and two book chapters in ophthalmology, presented at local and international ophthalmology conferences, and serves as a peer reviewer for several international ophthalmology journals.