Certified by John Passarelli, MD: SightMD NY — West Islip, New York • Jul 05, 2026
OphthalmologyEye Care CenterLaser Vision Surgery
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.
Location
Certified by John Passarelli, MD: SightMD NY — West Islip, New York • Jul 05, 2026
John Passarelli, MD: SightMD NY — West Islip, New York
Certified by John Passarelli, MD: SightMD NY — West Islip, New York • Jul 05, 2026
Monday8:00 AM - 1:00 PM
Tuesday9:00 AM - 5:00 PM
Wednesday9:00 AM - 5:00 PM
Thursday9:00 AM - 5:00 PM
FridayClosed
SaturdayClosed
SundayClosed
Products & Services
4 lists · 4 items
Explore offerings from John Passarelli, MD: SightMD NY — West Islip, New York on 786 Montauk Hwy. in West Islip, with popular lasik eye surgery, cataract surgery, comprehensive ophthalmology, and dry eye available at this location.
LASIK
1 item
LASIK Eye Surgery
Transform your vision with LASIK at SightMD. Our expert team uses advanced technology to reshape your cornea, correcting common vision issues with precision. Enjoy clear sight, quick recovery, and minimal discomfort. Discover the benefits of LASIK—schedule your consultation today!
Transform your vision with LASIK at SightMD. Our expert team uses advanced technology to reshape your cornea, correcting common vision issues with precision. Enjoy clear sight, quick recovery, and minimal discomfort. Discover the benefits of LASIK—schedule your consultation today!
Cataract Surgery
1 item
Cataract Surgery
SightMD provides advanced cataract surgery using state-of-the-art technology. Our expert ophthalmologists offer personalized care to restore clear vision, utilizing the latest techniques for precise, safe, and effective treatment, ensuring optimal outcomes and a quick recovery.
SightMD provides advanced cataract surgery using state-of-the-art technology. Our expert ophthalmologists offer personalized care to restore clear vision, utilizing the latest techniques for precise, safe, and effective treatment, ensuring optimal outcomes and a quick recovery.
Comprehensive Ophthalmology
1 item
Comprehensive Ophthalmology
SightMD's Comprehensive Ophthalmology services cover all aspects of eye health. Our expert ophthalmologists provide routine eye exams, diagnosis and treatment of eye diseases, and personalized care plans using state-of-the-art technology to ensure optimal vision health.
SightMD's Comprehensive Ophthalmology services cover all aspects of eye health. Our expert ophthalmologists provide routine eye exams, diagnosis and treatment of eye diseases, and personalized care plans using state-of-the-art technology to ensure optimal vision health.
Dry Eye
1 item
Dry Eye
At SightMD, we offer specialized treatment for Dry Eye Syndrome. Our comprehensive approach includes advanced diagnostics and tailored therapies to relieve discomfort and restore moisture. Enjoy clearer, more comfortable vision with our expert care.
At SightMD, we offer specialized treatment for Dry Eye Syndrome. Our comprehensive approach includes advanced diagnostics and tailored therapies to relieve discomfort and restore moisture. Enjoy clearer, more comfortable vision with our expert care.
Frequently Asked Questions About John Passarelli, MD: SightMD NY — West Islip, New York
Who is Dr. John G. Passarelli and what are his specialties?
Dr. John G. Passarelli is a board certified ophthalmologist specializing in cataract and laser vision correction surgery with decades of experience since the early 1980s.
What are the office hours for John Passarelli, M.D. - SightMD West Islip?
The office is open Monday from 8 AM to 1 PM, Tuesday through Thursday from 9 AM to 5 PM, and closed on Friday, Saturday, and Sunday. Hours may change, so please call to confirm.
How can I contact John Passarelli, M.D. - SightMD West Islip?
You can reach the office at the local phone number +1 631-458-1364 or the alternate toll-free number +1 855-295-4144.
Where is John Passarelli, M.D. - SightMD West Islip located?
The clinic is located at 786 Montauk Hwy., West Islip, NY 11795, USA.
How can I make an appointment with John Passarelli, M.D.?
Appointments can be made online via their contact page at https://www.sightmd.com/contact-us/?utm_source=yext&utm_medium=local+listings.
What types of services does John Passarelli, M.D. offer?
Services include cataract surgery, laser vision correction, and refractive surgeries such as LASIK.
Are there other eye care clinics near John Passarelli, M.D.?
Yes, nearby you can find Richard Nattis, M.D. - SightMD West Islip and Jeffrey Nudelman, M.D. - SightMD West Islip, both offering eye care and laser eye surgery.
What other healthcare providers are near John Passarelli, M.D. - SightMD West Islip?
Nearby are specialists such as Long Island Neograft for hair replacement, Long Island Chiropractic & Physical Therapy, and South Shore Surgical Specialists for surgical procedures.
Are there dining options close to John Passarelli, M.D.?
Villa Monaco Restaurant, an Italian restaurant, is nearby and offers dining options for patients visiting the area.
Where can I find more information or connect with John Passarelli, M.D. online?
You can visit the website at https://www.sightmd.com/our-doctors/john-passarelli-md, follow their Instagram @sightmd, Facebook page, TikTok, or YouTube channel for updates and educational content.
Brand Certified Facts from John Passarelli, MD: SightMD NY — West Islip, New York
This information is certified by John Passarelli, MD: SightMD NY — West Islip, New York and published from the brand's official system of record. Data is distributed through an enterprise-grade knowledge management platform. Learn more about our data sources
Certified July 05, 2026Yext Knowledge Graph
Address
Categories
Geo coordinates
Legal business name
Hours of operation
Phone number
Official website
Syndication Network
Approved business data is pushed to 100+ publishers, including: