John Passarelli, M.D. - SightMD West Islip

John G. Passarelli, MD is a board-certified ophthalmologist specializing in cataract surgery and laser vision correction. Dr. Passarelli has been performing refractive surgery since its infancy in the early 1980s and has been performing LASIK surgery since its approval by the FDA in 1995. He also performs premium cataract surgery using the femtosecond laser and advanced premium lens implants, which allow many patients to significantly reduce or even eliminate their need for glasses after surgery. Dr. Passarelli has lectured extensively throughout the United States, including at the State University of New York at Stony Brook, Southside Hospital in Bay Shore, Manhattan Eye and Ear in New York, and Wills Eye in Philadelphia, Pennsylvania. His presentations have included programs for the American Academy of Ophthalmology and the American Society of Cataract and Refractive Surgeons. In addition to his clinical work, Dr. Passarelli has been committed to medical education for more than thirty years, providing training and instruction to medical students, residents, and physician assistants.