Find a Specialist

Dr. Daniel L. Feiler is a retina specialist who cares for patients with retinal and macular disease, offering both in-office treatments and surgical options when needed. He focuses on helping patients understand their condition and the testing and treatments that can protect vision and support day-to-day life. Dr. Feiler completed medical school at the University of Rochester School of Medicine and Dentistry, then trained in ophthalmology at the Cole Eye Institute at Cleveland Clinic. He went on to complete a medical and surgical retina fellowship at the University of Iowa’s Department of Ophthalmology and Visual Sciences and is board certified by the American Board of Ophthalmology. He sees patients across multiple regional clinic locations and provides care for a wide range of retinal conditions, from chronic medical diseases to urgent retinal tears and detachments.

Dr. Michael Ellis is a vitreoretinal surgeon with a practice focused on medical and surgical diseases of the retina and vitreous. He treats age-related macular degeneration, diabetic eye disease, retinal tears and detachments, macular holes and puckers, and vascular occlusions. Dr. Ellis combines up-to-date diagnostics with the full range of treatments—from in-office injections and lasers to advanced vitrectomy techniques—to deliver care that is both effective and efficient. Patients value his calm, clear explanations and steady guidance during urgent problems like sudden floaters or vision loss. As part of Retina Associates’ regional network, he provides access to multiple clinic locations and coordinated surgical care, making it easier for patients and families to get timely treatment close to home.

Dr. Mary T. Champion is a vitreoretinal specialist who cares for patients with medical and surgical diseases of the retina and vitreous. She believes excellent care starts with trust and clear communication, taking time to explain imaging, discuss options, and build a plan that fits each patient’s goals. Dr. Champion earned her medical degree at the University of Kansas School of Medicine, completed an ophthalmology residency at the University of Kansas Medical Center, and pursued advanced fellowship training in vitreoretinal surgery with Associated Retina Consultants in Phoenix.At KU Eye, Dr. Champion treats common and complex retinal conditions using modern diagnostics and surgical techniques. Whether stabilizing vision threatened by diabetes, repairing a retinal detachment, or addressing age-related macular degeneration, she partners with patients and their families to support long-term eye health and quality of life.

Dr. Alan Hromas is an ophthalmologist specializing in medical and surgical retina care. He evaluates and treats complex retinal disease with a focus on helping patients understand their diagnosis, the available treatment options, and the goals of care over time. Dr. Hromas earned his medical degree from the University of Oklahoma College of Medicine in 2010, completed ophthalmology residency at the University of Kansas (serving as Chief Resident), and then completed fellowship training in vitreoretinal diseases and surgery at Retina & Vitreous of Texas in Houston. He has participated in clinical research efforts exploring new therapies for diabetic retinopathy and macular degeneration. In addition to advanced retinal procedures, he emphasizes timely treatment and clear communication to support patients facing vision-threatening conditions.

Dr. Javed Asif Sayed is a fellowship-trained ophthalmologist who specializes in diseases of the retina and vitreous. He cares for patients with both medical and surgical retinal conditions, and his clinical interests include vision-threatening problems such as diabetic retinopathy and age-related macular degeneration. Dr. Sayed earned his undergraduate degree from Yale University and received his medical degree from the University of Tennessee Health Sciences Center. He completed an ophthalmology residency at Yale University and then pursued an ocular oncology fellowship at the National Cancer Institute at the National Institutes of Health. He went on to complete a surgical retina fellowship at the University of Kentucky. Dr. Sayed has authored scientific publications and presented at national meetings, and outside of medicine he enjoys distance running, including ultramarathon events.

Dr. Radwan Ajlan is a retina specialist who provides comprehensive care for medical and surgical diseases of the retina and vitreous. He is certified by the American Board of Ophthalmology and the Royal College of Physicians and Surgeons of Canada, and he cares for a wide range of conditions—from diabetic eye disease and macular degeneration to complex retinal detachments—using up-to-date, evidence-based treatments. Patients appreciate his clear explanations, multilingual communication, and emphasis on timely follow-up to protect vision. Dr. Ajlan completed a surgical retina fellowship at the University of Montreal, postgraduate training in medical retina at Harvard Medical School, and ophthalmology residency at McGill University and King Abdulaziz University Hospital. He received his medical degree from Cairo University, where he also completed internship. His clinical interests include intravitreal pharmacotherapy, retinal laser procedures, and surgical repair of complex retinal disorders.

Dr. Brooke L.W. Nesmith is a board-certified, fellowship-trained vitreo-retinal specialist. She evaluates and treats complex retinal conditions using advanced diagnostic testing, and she provides both medical and surgical care for diseases affecting the retina and vitreous. Dr. Nesmith received her medical degree from the University of Kansas and completed an ophthalmology residency at the University of Louisville. She then pursued additional subspecialty training through a vitreoretinal diseases and surgery fellowship at the New York Eye and Ear Infirmary, where she was trained in state-of-the-art diagnostic approaches for complex retinal disease and in advanced vitreoretinal procedures and surgeries. Dr. Nesmith joined Vitreo-Retinal Consultants and Surgeons in 2017. She has authored publications and presented her work at national conferences, and she is committed to helping patients understand their condition and their options for protecting vision.

Dr. Megan M. Nichols is a retina specialist and surgeon who focuses on diagnosing and treating conditions that affect the retina and vitreous. She cares for patients with both urgent retinal problems and chronic retinal disease, using detailed examination and modern diagnostic testing to guide treatment decisions. Dr. Nichols received her medical degree from Jefferson Medical College. She completed a preliminary internal medicine year at Lankenau Medical Center, followed by an ophthalmology residency at the University of Virginia. She then pursued subspecialty training in vitreoretinal disease and surgery through a vitreoretinal fellowship at Beth Israel Lahey Health. Her clinical interests include retinal tears and detachments, diabetic retinopathy, age-related macular degeneration, macular hole, epiretinal membrane, flashes and floaters, and retinal vascular occlusions. She is committed to helping patients understand their diagnosis and the steps needed to protect and preserve vision.

Dr. Thomas A. Woltjer is a fellowship-trained vitreo-retinal specialist certified by the American Osteopathic Board of Ophthalmology. He provides evaluation and treatment for conditions affecting the retina and vitreous, using detailed diagnostic testing to help patients understand the cause of visual changes and the options available for care. Dr. Woltjer earned his undergraduate degree from South Dakota State University and attended Des Moines University College of Osteopathic Medicine. He completed an ophthalmology residency at Oklahoma State University Medical Center and then pursued a Vitreo-Retinal Surgery fellowship at Albany Medical Center/Retinal Consultants. He has participated in clinical trials involving wet age-related macular degeneration and diabetic retinopathy, reflecting a commitment to evidence-based care and ongoing advances in retinal treatment. He joined Vitreo-Retinal Consultants and Surgeons in 2024.