Dr. Narine Viruni

Dr. Murtaza K. Adam is a vitreoretinal surgeon at Colorado Retina Associates who treats the full range of medical and surgical retina conditions for adults. In addition to common diseases such as macular degeneration, diabetic retinopathy, and retinal vein occlusions, he has special expertise in managing complications of cataract surgery, dislocated intraocular lenses, and complex anterior–posterior segment reconstruction. Patients describe his care as meticulous, evidence-based, and collaborative. A Wisconsin native, Dr. Adam completed both ophthalmology residency and vitreoretinal surgery fellowship at Wills Eye Hospital, where he served as co-chief resident and received the William Tasman Outstanding Fellow Award. His research and education activities include more than 40 peer-reviewed publications and over 100 abstracts, with interests spanning SFIOL techniques, tele-ophthalmology, novel imaging, and ocular infectious disease.

Dr. Andrew Zheng is a fellowship-trained retina and uveitis specialist who helps patients navigate the stress of sight-threatening disease with clear explanations and compassionate care. He treats the full range of vitreoretinal disorders—from retinal detachment and macular disease to diabetic retinopathy and inflammatory or infectious uveitis—and offers both office-based therapies and advanced surgery. His practice emphasizes precise diagnosis, state-of-the-art imaging, and tailored treatment plans focused on the best possible visual outcome. Dr. Zheng studied chemistry and biology at Duke University and earned his MD from Columbia University’s College of Physicians and Surgeons. He completed ophthalmology residency and a uveitis fellowship at the Cleveland Clinic Cole Eye Institute, followed by a two-year vitreoretinal surgery fellowship at the Emory Eye Center, where he was named Fellow of the Year. Outside the clinic, he enjoys Colorado’s outdoors and cooking at home with family.

Dr. Rachel Chaoran Chen is a retina specialist and vitreoretinal surgeon who treats the full spectrum of medical and surgical retinal disease. She provides individualized care for conditions such as macular degeneration, diabetic retinopathy, retinal tears and detachments, and epiretinal membranes and macular holes—explaining each option so patients feel confident in the path forward. Her surgical training includes complex vitreoretinal procedures as well as advanced imaging and injection therapies. Dr. Chen earned her medical degree at the University of Chicago Pritzker School of Medicine, completed ophthalmology residency at the Cleveland Clinic Cole Eye Institute, and pursued fellowship training in vitreoretinal surgery at the University of Colorado. She has presented research at national meetings and authored book chapters and peer-reviewed publications. Dr. Chen is certified by the American Board of Ophthalmology and is a member of leading retina societies. She is dedicated to evidence-based, compassionate care tailored to each patient’s goals.