David Immanuel, MD, PhD — Cataract Surgeon & Laser Vision Correction in Long Island (Garden City, NY)

Dr. David Immanuel is a board-certified ophthalmologist providing advanced surgical and medical eye care at SightMD in Garden City, Long Island. He specializes in cataract surgery, laser vision correction, and corneal disease, helping patients restore and maintain clear vision through both advanced surgical techniques and comprehensive ophthalmic care.

Dr. Immanuel focuses on cataract surgery using modern technology and advanced intraocular lens options, as well as refractive eye surgery including LASIK and PRK. He also has extensive expertise in the diagnosis and treatment of corneal and external eye diseases, offering care for patients with complex vision needs across Nassau County and Long Island.

He earned both his Doctor of Medicine and PhD from New York University School of Medicine, reflecting a strong foundation in both clinical medicine and research. Dr. Immanuel completed his ophthalmology residency training at multiple respected institutions, including the University of Maryland and York Hospital, where he gained broad surgical and medical experience in treating a wide range of eye conditions.

Dr. Immanuel has also contributed to the education of ophthalmology residents at Nassau University Medical Center and is proud that these individuals have gone on to become successful surgeons across the region, including John Mauro and Victor Giamos from SightMD and David Sachs from OCLI.

A highly experienced cataract and refractive surgeon, Dr. Immanuel is known for his patient-centered philosophy. He takes time to understand each patient’s goals and prioritizes delivering outcomes that improve both vision and quality of life. Practicing in Garden City, he serves patients throughout Nassau County and the greater Long Island region.

Outside of medicine, Dr. Immanuel enjoys skiing, windsurfing, and flying radio-controlled gliders.