Dr. Nauman Chaudhry, MD
Dr. Nauman Chaudhry, MD is the President of Retina Group of New England. Dr. Chaudhry is a nationally recognized vitreoretinal surgeon who received the Honors Award by the American Society of Retina Specialists (ASRS) for his academic and research contributions. He is an active member of the prestigious, invitation-only Retina Society & Macula Society, and is one of the only three retina specialists in Connecticut who are members of these two exclusive societies (other two being full time Yale faculty) . Dr. Chaudhry was the first principal investigator in Connecticut for two Gene Therapy clinical trials for age-related macular degeneration.
Dr. Chaudhry attended medical school at the Aga Khan University in Karachi, Pakistan and graduated with multiple highest honors including Ophthalmology. He then completed his Ophthalmology residency at the Yale Eye Center in New Haven where he served as Chief Resident. He was awarded the Marvin Sears Award for Excellence in Clinical Ophthalmology, given to Yale’s best ophthalmology residents. Dr. Chaudhry completed a second Chief Residency at the Bascom Palmer Eye Institute at the University of Miami, where he also finished his medical and surgical retina fellowship. Bascom Palmer has been consistently named the best eye hospital in the United States by U.S. News & World Report.
Dr. Chaudhry also had the distinguished honor of being in the top one percentile for both parts of the United States Medical Licensing Exam (USMLE).
Dr. Chaudhry is currently in the clinical faculty of at the Yale School of Medicine where he teaches the next generation of medical students, residents and fellows. He has also been involved in various global Ophthalmology initiatives. He is board-certified in Ophthalmology and serves as an examiner for the American Board of Ophthalmology. He is also a scientific reviewer for the prestigious American Journal of Ophthalmology, Retina, Ophthalmology Retina, Journal of Vitreoretinal Diseases and American Journal of Case Reports. Dr. Chaudhry recently received the Distinguished Contributor Award for outstanding contributions to the Journal of Vitreoretinal Diseases.
Dr. Chaudhry is on the executive committee of the Connecticut Society of Eye Physicians. He also continues to serve on various committees for the New England Ophthalmological Society.
Dr. Chaudhry has authored/co-authored more than 150 papers and abstracts in peer-reviewed ophthalmology literature. His research has included topics in retinal detachment, diabetic retinopathy, age-related macular degeneration (AMD), macular holes, ocular trauma, endophthalmitis and ocular complications. He was the principal investigator of clinical trials for the treatment of age-related macular degeneration, retinal vein occlusions and diabetic macular edema which led to the FDA approval of Lucentis, Eylea, Iluvien, Beovu, Vabysmo, Syfovre, lzervay and Eyelea HD, and Susvimo. These drugs are now the standard of care for treatment of those potentially blinding eye conditions. Dr. Chaudhry oversees the biggest clinical research center for retinal and macular diseases in Connecticut and is currently the principal investigator in several pioneering national clinical trials for the treatment of Dry AMD, Exudative AMD, Diabetic Retinopathy and Retinal Vein Occlusion.
Dr. Chaudhry is accepting new patients in our Norwich, Waterford and Wethersfield offices and operates at the state of the art, Rocky Hill Surgery Center.
Dr. Juner M. Colina-Biscotto, MD
Dr Juner M. Colina-Biscotto is the Managing Partner of Retina Group of New England. Dr. Colina-Biscotto received her medical degree from the Central University of Venezuela School of Medicine. She was awarded the Fundayacucho National Excellence Scholarship for her academic performance. She was then accepted into the most prestigious ophthalmology training program in Venezuela at the Hospital J. A. Risquez. She graduated from J. A. Risquez with honors and went on to win an international fellowship at the Association to Prevent Blindness in Mexico (APEC), at Luis Sanchez Bulnes Hospital in Mexico City.
The APEC program is recognized as one of the top training experiences for vitreo-retinal diseases in the world. Here, she worked under the guidance of Hugo Quiroz-Mercado, a world-renowned retinal surgeon. In his words, “She is simply the best retinal surgeon of the thousands of retinal surgeons I have ever trained.”
Dr. Colina Biscotto also worked for two years in retina research at New England Retina Associates. She worked closely with all of the ophthalmologists, learning additional techniques, assisting surgery, and serving patients with exceptional care. She has also done extensive work on the treatment of ocular melanoma and other tumors.
In order to meet the American Board of Ophthalmology requirements, Dr. Colina-Biscotto completed a second surgical internship at the Washington Hospital Center in Washington, D.C., and an ophthalmology residency program at the University of Chicago Medical Center in Chicago, where she served as chief resident.
Following her residency training, Dr. Colina-Biscotto sought more advanced training in retina surgery at El Salvador Hospital in Chile. This is a world-renowned tertiary hospital that serves only the most difficult vitreo-retinal surgical cases in South America.
Currently, Dr. Colina-Biscotto is an Assistant Clinical Professor of Ophthalmology at the Yale School of Medicine. She has published numerous articles in peer-reviewed journals and has lectured at multiple international meetings. She is an active member of the American Academy of Ophthalmology, American Society of Retina Specialist (ASRS) and the Pan American Association of Ophthalmology.
Dr. Colina-Biscotto is fluent in English and Spanish. She is currently accepting patients in our Guilford, Norwich, Waterford, and Wethersfield offices.

Dr. Amir Yazdanyar, MD, PhD
Dr. Amir Yazdanyar is partner physician at Retina Group of New England.
Dr. Yazdanyar earned his PhD in Molecular and Cellular Biology and completed an ophthalmology residency at SUNY Downstate in Brooklyn, NY. He then served as a Vitreoretinal Fellow at the University of California, Davis.
Before joining RGNE, Dr. Yazdanyar served as the Director of the Retina Service at SUNY Upstate Medical Center in Syracuse. In this capacity, he continues to train the next generation of medical students and ophthalmologists.
Dr. Yazdanyar has been involved in many research projects in the field of retina. He has published multiple peer-reviewed scientific papers and book chapters and has given lectures nationally and internationally. He is the recipient of numerous regional and national awards, including SUNY Chancellors Award for Research Excellence, Association for Research in Vision and Ophthalmology Foundation/Retina Research Foundation/Lawrence Travel Award, and the Association of University Professors of Ophthalmology/Research to Prevent Blindness Resident and Fellow Research Award. In addition, he was awarded the prestigious Raymond R. Margherio Award at the Retina Society meeting in 2018.
Dr. Yazdanyar is a board-certified ophthalmologist and vitreoretinal surgeon. He is an active member of the American Academy of Ophthalmology, Association for Research in Vision and Ophthalmology, and American Society of Retina Specialists. He has shown consistent commitment to his patients and is devoted to providing outstanding medical and surgical care for those with vitreoretinal disorders.
Dr. Yazdanyar is accepting patients in our Guilford, Norwich, Waterford, and Wethersfield offices.

Dr. Tina Tang, MD
Dr. Tina Tang is a vitreoretinal surgeon and uveitis specialist with additional expertise in ocular oncology and adult inherited retinal diseases. She completed her medical degree at McGill University, residency in Ophthalmology at the University of Manitoba, and advanced fellowship training in vitreoretinal surgery and uveitis at the University of Toronto. She also holds a Master of Public Health from Johns Hopkins University. At RGNE Dr. Tang focuses on medical and surgical retinal diseases – including retinal detachment, macular holes, diabetic retinopathy, AMD, uveitis, ocular tumors, and adult inherited retinal diseases – combining cutting-edge imaging, surgery, and individualized care to help patients preserve their vision. She is actively involved in research, teaching, and mentoring the next generation of ophthalmologists at Yale.