John Passarelli, MD - SightMD Skip to main content

John Passarelli, MD

Dr. John Passarelli

John Passarelli, MD

  • Cataract
  • Comprehensive Ophthalmology
  • Dry Eye
  • Laser Vision Correction
Request an Appointment Schedule a LASIK Evaluation

Accepting new patients

SightMD New York



153 Main Street Sayville, NY 11782
Get Directions

Brentwood – Suffolk Ave

601 Suffolk Avenue Brentwood, NY 11717
Get Directions


110 Marcus Blvd Suite 400 Hauppauge, NY 11788
Get Directions

West Islip

786 Montauk Highway West Islip, NY 11795
Get Directions


  • Cataract Surgery
  • Laser Vision Correction
  • LipiFlow Treatment for Dry Eye


  • University of Notre DameState
  • University of New York Downstate


St. Vincent’s Hospital Medical Center, Ophthalmology

Professional Memberships

  • American Academy of Ophthalmology
  • American Association of Ophthalmic Surgeons
  • American Society of Cataract and Refractive Surgery
  • New York State Ophthalmologic Society
  • Society for Excellence in Eye Care
  • International Society of Refractive Surgery
  • Long Island Ophthalmological Society
  • Society for the Prevention of Blindness
  • Suffolk County Ophthalmic Society

Honors, Awards, etc.

  • Teaching Award, American Academy of Family Physicians
  • Certificate of Honor, Southside Hospital/SUNY Stony Brook

Teaching or Professional Positions

  • President and Medical/Surgical Director, Long Island Ambulatory Surgery Center
  • Founder, Suffolk Surgery Center
  • President and Medical/Surgical Director, Island Refractive Eye Care


John G. Passarelli, MD is a board certified ophthalmologist specializing in cataract and laser vision correction surgery. 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 has lectured extensively throughout the United States including 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 include the American Academy of Ophthalmology Surgeons and the American Society of Cataract and Refractive Surgeons. Dr. Passarelli has been providing education for medical students, residents and physicians assistants for over thirty years.