Diamond Vision’s award-winning LASIK surgeons are highly qualified and experienced.

Dr. Steven W. Stetson, MD - Medical Director



Prior to joining Diamond Vision and becoming one of the most acclaimed LASIK surgeons, Dr. Stetson was Chief of Ophthalmology and Medical Director of the Air Force’s prestigious Air Force Academy Laser Eye Clinic. Under his guidance, the Air Force Academy Laser Eye Clinic achieved the best surgery results among the USAF’s six centers and Dr. Stetson was officially recognized for superior customer satisfaction. Dr Stetson was chosen to perform the very first Lasik procedure on a US Air Force active duty member, the four star general in charge of US Space Command! Dr Stetson’s work, as a vision doctor, with the general was instrumental to changing Air Force regulations to allow Lasik surgeons to performed procedures on USAF active duty personnel.

Born in Connecticut and raised in Upstate New York , Dr. Stetson graduated Cum Laude from Colgate University in New York, and then earned an MD degree with honors at the University of Vermont College of Medicine. He distinguished himself again in residency at the Albany Medical Center, where he obtained the highest percentile in the Ophthalmology Knowledge Assessment Examinations.

Dr. Stetson has performed more than 50,000 refractive surgeries and has been on LASIK surgeons staff at Diamond Vision since 2004, before becoming Medical Director in 2006.

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Dr. Aleksandrovich, MD



Dr. Leon Aleksandrovich, MD specializes in laser refractive surgery, including LASIK, PRK, and Intralase and iLASIK. During his 5 years with Diamond Vision as an eye doctor, Dr. Aleksandrovich has performed over 10,000 successful surgeries making him one of the most renowned LASIK surgeons.

After graduating from New York University with degrees in Psychology and Russian literature, Dr. Aleksandrovich completed his medical training at Temple University School of Medicine in Philadelphia PA. While there, he was inducted into the Alpha Omega Alpha honors society and received an overall grade of Outstanding Student. He completed his ophthalmic surgery training for vision doctors at St. Luke’s-Roosevelt/Columbia Presbyterian Hospitals in New York City, where he was a Chief Resident during his final year.

Dr. Aleksandrovich is a respected teaching attendee and mentor at St. Luke’s-Roosevelt Hospital, where he trains advanced ophthalmology residents to become skillful vision doctors.

Dr. Aleksandrovich is a member of selected professional societies such as the American Academy of Ophthalmology and the American Society of Cataract and Refractive Surgery, allowing him to share his knowledge and continually perfect his surgical and clinical acumen.

Dr. Eileen Conti, MD



Dr. Conti is a board-certified ophthalmologist, who is fellowship trained in refractive surgery, including Laser Vision Correction (LASIK and PRK), corneal transplantation, and cataract surgery. She has been performing Laser Vision Correction for over ten years. She is one of the most experienced LASIK surgeons and she is also experienced in many refractive procedures including, IntraLASIK, PRK, AK, and near-vision CK.

After attending the University of Pennsylvania for her undergraduate schooling and  receiving her Masters Degree in Physiology from Hahnemann University in Philadelphia, PA, she earned her medical doctor degree from Jefferson Medical College also in Philadelphia. She then completed her ophthalmology residency at St. Francis Medical Center/Allegheny General Hospital in Pittsburgh, PA where she was Chief Resident during her final year of residency. Her corneal and refractive surgery fellowship was done at Ophthalmic Consultants of Boston/New England Medical Center in Boston, Mass. with internationally-known refractive surgeons.

Dr. Conti is an author of numerous articles in such well-known publications as Archives of Ophthalmology, Pennsylvania Medicine, and Neuropharmacology. She has presented several research projects at the annual Association for Research in Vision and Ophthalmology (ARVO) meetings and performed research at the famous Will’s Eye Hospital in Philadelphia. She is a fellow of the American Academy of Ophthalmology and a member of the New Jersey Academy of Ophthalmology.

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Dr. Amy Stein, Director of Optometry 



Dr. Amy Stein graduated from SUNY College of Optometry. She interned at OMNI Miami where she trained with prominent vision doctors and corneal surgeons and gained extensive experience in refractive surgery. After receiving her degree, Dr. Stein worked in various modalities of Optometry before joining Diamond Vision's team of eye doctors 10 years ago. She is currently the Director of Optometry, responsible for overseeing all optometric aspects of care in our 6 offices. She is also involved in the Optometry co-management program and continuing education seminars.

 Dr. Dara Shalom



Dr. Shalom graduated with honors from the New England College of Optometry in 2002. She gained extensive training and experience from professional eye doctors in ocular disease while interning at OMNI Eye Services. Upon completing her externships, Dr. Shalom provided services in various optical boutiques. During that time, she worked alongside various vision doctors and a premier Manhattan corneal specialist, where she performed pre- and post-operative examinations to patients who had undergone laser vision correction. After several years of practice, Dr. Shalom decided to focus her career on refractive surgery. She joined the staff of Diamond Vision in December 2006.

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Dr. Michelle Penshorn


Dr. Michelle Penshorn graduated with honors from SUNY Optometry in 2010. While at SUNY she had externships at the Brooklyn VA where she had extensive experience with ocular diseases, and at the SUNY Specialty Contact Lens Unit where she focused on diagnosing and treating corneal pathologies. She has been with the Diamond Vision team of eye doctors since 2011.

Dr. Edward Beja


Dr. Edward Beja, Optometric Physician, graduated from Pennsylvania College of Optometry. He interned at The Eye Institute where he gained extensive experience in ocular and retinal disease. He was honored at The Eye Institute as Chief Intern. Dr. Beja has been in private practice since 1991 and has co-managed thousands of refractive surgery patients. He has been an Optometric Consultant involved in many facets of medical practices including continuing education seminars. He is currently a member of several Optometric organizations including the American Optometric Association, New Jersey Society of Optometric Physicians and The Bergen Passaic Society of Optometric Physicians. Dr. Beja joined our Staff at Diamond Vision team of eye doctors in 2001 where he continues to bring his knowledge and experience to our patient’s care.

Dr. Theresa L. Bacaris, O.D.


Dr. Bacaris earned her Doctor of Optometry (OD) degree from The New England College of Optometry in 1987, Bachelor of Science(BS) degree from Queens College in 1983, and an Associate in Applied Sciences(AAS) degree in Ophthalmic Dispensing from NYC Technical College in 1981. She is certified to diagnose and treat diseases of the eyes, as well as perform comprehensive eye examinations, fitting of contact lenses and eyewear dispensing. Dr. Bacaris has been serving the Long Island community for 28 years as a caring family oriented optometrist.

Dr. Andrew P. Schwartz, MD


Dr. Andrew P. Schwartz is a board certified diplomate of the American Board of Ophthalmology and a fellow of the American Academy of Ophthalmology. Dr. Schwartz is consistently ranked among the top ophthalmologists in the country in such publications as New York Times Magazine Super Doctors and America’s Top Doctors, and is a member of the American Society of Cataract and Refractive Surgery, the International Society of Refractive Surgery and the Alpha Omega Alpha honor medical society. Dr. Schwartz is a member of the board at the Manhattan Surgery Center, a large multispecialty ambulatory surgery center where he performs the majority of his cataract surgeries. As a clinical instructor at The Mount Sinai School of Medicine and Elmhurst General Hospital, he teaches and lectures in medical and surgical ophthalmology to medical students and residents. He has been awarded the highest teaching honor awarded to ophthalmology faculty by the residents at the Mount Sinai Hospital. He has also traveled internationally to teach cataract and refractive surgery to physicians abroad.

Dr. Schwartz received his Bachelor of Science degree cum laude from Tufts University before spending a year conducting treatment efficacy research at the McLean Hospital of Harvard Medical School. Dr. Schwartz subsequently received his medical degree from Loyola University Chicago Stritch School of Medicine, where he graduated at the top of his class and was an Alban Scholars Grant recipient. After completing his medical internship at the University of Illinois’ Masonic Hospital, he finished his residency in ophthalmology at The Mount Sinai Medical Center in New York, serving as chief resident his last year. He has completed additional training in laser refractive surgery and advanced vision correction with national and international thought leaders in the field of refractive surgery.

Driven by a strong interest in research, Dr. Schwartz has published several peer-reviewed articles and book chapters in the field of ophthalmology and refractive surgery. His research on intrastromal corneal rings received the Investigator’s Award at the Contact Lens and Eyecare Symposium, and was selected as an “emerging trend and hot topic” at the Annual Symposium of the Association for Research in Ophthalmology and Visual Sciences (ARVO). Some of his areas of interest include corneal ring segments (INTACS) for keratoconus and post-LASIK ectasia, intraocular lens Implantation and blepharitis.

Dr. Schwartz is an expert in laser assisted cataract surgery or FLACE (Femtosecond Laser Assisted Cataract Extraction). One of the very first operators of this cutting-edge technology In Manhattan, he utilizes the Catalys®  Precision Laser System at his state of the art ambulatory surgery center, The Manhattan Surgery Center.  Affiliated with the Mount Sinai Medical Center, his center was the first hospital-affiliated surgery center to have this technology in Manhattan. He currently performs more than half of his cataract procedures using this advanced technology. A highly experienced laser eye surgeon, Dr. Schwartz has been using various lasers in eye surgery for the past 11 years. He frequently serves as an advisor and instructor to other respected eye surgeons incorporating this technology into their practices.

Dr. Schwartz’s practice focus is on advanced cataract, anterior segment, LASIK, Intralase bladeless LASIK, PRK, PTK, ocular surface reconstruction, and pterygium excision as well as comprehensive adult and pediatric ophthalmology and  medical and surgical management of glaucoma. He also has extensive experience dealing with severe ocular trauma. Among the first surgeons in Manhattan certified to implant the latest multifocal and toric intraocular lenses for correction of astigmatism, Dr. Schwartz works on the cutting edge of refractive lens exchange and lens-based refractive surgery, and is  certified on the VISX S4 Customvue Laser System and Intralase femtosecond laser for refractive surgery.

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