Find a Top Optometrist Near Me in Elizabeth, NJ – Book an Appointment Instantly

Kateryna Nahornyak, OD, is a board-certified optometrist who specializes in comprehensive medical eye care at Long Island Ophthalmic Concepts (LIOC). The practice has locations in Bellmore and Great Neck, New York. 

Dr. Nahornyak is skilled in diagnosing and treating glaucoma, dry eye, retinal conditions, and other eye-related health issues and is committed to helping patients achieve optimal vision and eye health. A native of Bellmore, New York, Dr. Nahornyak earned her undergraduate degree in Health Science with a concentration in Environmental Health and Safety from Stony Brook University in 2017.

She then pursued her Doctor of Optometry degree at SUNY College of Optometry in New York. During her training, she gained extensive clinical experience at The New York Eye and Ear Infirmary of Mount Sinai and the Northport Veterans Association.

Dr. Nahornyak’s dedication to patient care extends across seven years in the field of ophthalmology. Fluent in Russian, Ukrainian, English, and medical Spanish, she brings a multilingual approach to her practice, ensuring clear communication with a diverse patient population.

She joined Long Island Ophthalmic Care (LIOC) in 2021 as an ophthalmic technician, with a goal to return as a medical optometrist after completing her optometry degree—a milestone she has proudly achieved.

Outside the office, Dr. Nahornyak enjoys staying active with spin classes, discovering new wineries, and traveling. Her commitment to both professional excellence and personal growth makes her a trusted and approachable figure in her field.

Board Certified ophthalmologist and medical retina specialist Mary Mendelsohn, MD, FAAO, offers the best in general and specialty eye care for patients of all ages at Woodcliff Lake Ophthalmology, LLP. Dr. Mendelsohn provides comprehensive eye exams, dry eye treatment, diabetic eye disease care, macular degeneration treatment, glaucoma care, and non surgical, comfortable, skin tightening TempSure treatments for patients at her Woodcliff Lake, New Jersey office. 

With specialties in medical retina and ophthalmic oncology, Dr. Mendelsohn can help with complex eye care problems. She loves all aspects of eye care, and particularly enjoys helping children and adults with comprehensive eye exams, contact lenses, glasses, and blurred vision or vision loss. 

Dr. Mendelsohn earned her Bachelors of Science degree at Yale University. She earned her Medical Doctor  degree at the State University of New York Stony Brook School of Medicine, now known as the Renaissance School of Medicine. Dr. Mendelsohn completed her ophthalmology surgical residency and her  fellowship specializing in medical retina at New York University Medical Center in Manhattan. She did a second fellowship specializing in ophthalmic oncology at New York Hospital Cornell Medical Center in New York City. 

Dr. Mendelsohn is certified by the American Board of Ophthalmology and the National Board of Medical Examiners. She’s a published author with many articles in peer-reviewed medical journals and has lectured at national ophthalmology conferences. Dr. Mendelsohn received the Louis and Rachel Rudin Foundation grant, and the David Warfield Fellowship grant in recognition of her outstanding contributions in the field of ophthalmology. 

In her free time, Dr. Mendelsohn believes in giving back to community groups. She regularly coordinates presentations for seniors groups and low-vision groups, and has also presented at Girl Scouts career night.

Dr. Mendelsohn invites new patients to schedule an appointment online or by calling the Woodcliff Lake Ophthalmology office today. 

He is an Optometric Physician that treats patients of all ages at Woodcliff Lake Ophthalmology, LLP. Dr. Vinciguerra provides comprehensive eye exams, all types of contact lenses, ocular diseases and dry eye treatment.

Dr. Vinciguerra has 43 years of experience treating patients in his two private practices, prior to joining Woodcliff Lake Ophthalmology. Extensive clinical experience in treating eye diseases and chronic dry eyes. Contact lenses is one of his areas of expertise and he fits all types of contacts including astigmatism and bifocal contacts.

He earned his Bachelor of Science Degree at the State University of New York and an Optometric Physician Degree at the Illinois College of Optometry. Dr. Vinciguerra has been a member of the American Optometric Association for the past 45 years.

Dr, Vinciguerra has served as a lead sponsor and volunteer organizer of the Upper Saddle River Youth triathlon for 10 years. He also served as a sponsor for several triathlons in New Jersey. Dr. Vinciguerra also enjoys raising Japanese Koi in his backyard pond.

Alyson Yashar, MD graduated from Brown University and NYU School of Medicine, where she was president of her class. She completed an internship in internal medicine at Lenox Hill Hospital. She performed her eye surgery training at Columbia Presbyterian Hospital in New York City. Dr. Yashar completed a fellowship in neuro-ophthalmology, also at Columbia Presbyterian Hospital, and simultaneously received additional training in oculoplastics. She is presently an Assistant Professor of Ophthalmology at NYU School of Medicine and teaches at the New York Eye and Ear Infirmary.

Neuro-ophthalmology has a diagnostic and medical focus, concentrating on diseases like Multiple Sclerosis, myasthenia gravis, double vision, decreased vision, brain tumors, and unexplained visual loss. Many patients are co-managed by their neurologist, rheumatologist, or internist.

In addition to providing general eye care, Dr. Yashar also focuses on LASIK, cataract surgery, eyelid surgery -- both cosmetic and functional -- as well as eyelid tumors and reconstructive surgery. Dr. Yashar is credentialed to perform LASIK for myopia, hyperopia and astigmatism.

Dr. Yashar is board certified by the American Board of Ophthalmology and the National Board of Medical Examiners.

Dr. Yashar is on the medical staff at the following hospitals:

•  Valley Hospital in Ridgewood, NJ
•  Pascack Valley Hospital in Westwood, NJ
•  Hackensack University Hospital in Hackensack, NJ
•  Manhattan Eye, Ear, and Throat Hospital in New York City
•  New York Eye and Ear Infirmary in New York City

Dr. Yashar is licensed to practice medicine in New Jersey, New York, Rhode Island, and Connecticut.

Dr. Yashar is a contributing editor to Ophthalmology Times, the nation’s largest circulation ophthalmology publication.

Stephanie Tin, OD, is a comprehensive optometrist at Long Island Ophthalmic Concepts (LIOC) in Bellmore, New York, specializing in a range of medical eye care services. Her expertise includes well-vision care, post-operative refractions, contact lens fittings, double-vision correction, and post-operative surgical care. Since joining LIOC in October 2019, Dr. Tin has been highly regarded for her warm approach and dedication to patient-centered care.

Dr. Tin earned her Doctor of Optometry degree with honors from the New England College of Optometry in Boston, Massachusetts. Over the past eight years, she has gained extensive experience in private practice, serving diverse patient populations in Beverly Hills, California; Manchester, New Hampshire; Boston, Massachusetts; Fairfax, Virginia; and New York City.

Her commitment to excellence in eye care is matched by her passion for health, fitness, and nutrition. When she's not helping patients achieve better vision, Dr. Tin enjoys traveling the world and practicing modern calligraphy—a creative outlet that reflects her attention to detail and artistic flair.

Dr. Tin's combination of professional skill and personal dedication makes her a valued member of the LIOC team, where she continues to provide exceptional care to her patients.