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David Robbins Tien, M.D.
Dr. Tien graduated from the University of Michigan Medical School. He is a board-certified pediatric ophthalmologist, and completed his ophthalmology residency at New York University and his fellowship in pediatric ophthalmology and strabismus at Manhattan Eye, Ear, and Throat Hospital. He founded Pediatric Ophthalmology and Strabismus Associates in 1993 and was chief of ophthalmology at Hasbro Children's Hospital for 20 years. Dr. Tien is also associate clinical professor at Brown University Department of Ophthalmology. He has hospital appointments at Rhode Island Hospital, Hasbro Children's Hospital, and Women and Infants' Hospital, and has been named a Rhode Island "Top Doc" numerous times. Dr. Tien has lectured around the country and throughout the world on pediatric ophthalmology and strabismus, and is the author of numerous scholarly publications in the field.


A New Jersey native, Dr. Chan earned her B.A. from Georgetown University and her Medical Degree at Robert Wood Johnson Medical School in New Jersey.  She completed a Residency in Ophthalmology at Bronx-Lebanon Hospital Center of the Albert Einstein College of Medicine and spent another year in fellowship further specializing in pediatric ophthalmology and strabismus at Children’s Hospital of Pittsburgh.  She is board-certified by the American Academy of Ophthalmology, and is a Fellow of both the American Association of Pediatric Ophthalmology and Strabismus and the American Academy of Ophthalmology.
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A Pennsylvania native, Dr Langue graduated with a B.S. from Schreyer Honors College at Penn State University. He then earned a medical degree and completed his ophthalmology residency training at Penn State Medical Center in Hershey, PA. Prior to joining our staff in October 2022, he completed his fellowship training in Pediatric Ophthalmology and Strabismus at the Vanderbilt Eye Institute in Nashville, TN. He is board-certified by the American Academy of Ophthalmology and a member of the American Academy of Ophthalmology and Association for Pediatric Ophthalmology and Strabismus.
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