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Our Doctors and Staff

Stewart VanHorn, MD

Stewart VanHorn, MD Dr. Stewart VanHorn is a Board certified ophthalmologist with clinical, surgical and refractive surgery experience. He completed his residency in ophthalmology at the UCLA Jules Stein Institute and then completed a fellowship in refractive and corneal surgery at the Sinsky Eye Institute in California prior to joining the Laurel Eye Clinic in 2000.

Dr. VanHorn specializes in cataract and refractive (vision correction) surgery. Dr. VanHorn sees patients in our Altoona, Bedford, Clearfield and Johnstown offices and will be performing cataract surgery, glaucoma surgery and LASIK in the Altoona Laurel Laser & Surgery Center location while also performing cataract and glaucoma surgery in the Brookville Laurel Laser & Surgery Center.

Dr. Van Horn is honored to have participated in surgical ophthalmology mission work abroad. In his most recent trip, Dr. Van Horn spent about 10 days at the University of Gondar hospital where he trained doctors on performing phacoemulsification. He performed around 20 surgeries himself while doctors watched as part of his teaching process. Following his time in Gondar, Dr. VanHorn attended the Robert M. Sinskey Pediatric Eyecare Clinic in Addis Ababa on behalf of ASCRS where he treated adult patients.

Under of direction of Dr. Van Horn, the Laurel Laser & Surgery Center in Duncansville reached their 10,000th cataract removal milestone in 2013, just six years after the facility opened.


Parag D. Parekh, MD, MPA

Parag D. Parekh, MD, MPA Parag Parekh, MD, MPA is a fellowship trained, Board Certified Ophthalmologist who joined us in December 2011.

Dr. Parekh sees patients in the Brookville, DuBois, Grove City, Seneca and St. Marys offices and performs cataract surgery, glaucoma surgery, cornea surgery and LASIK in the Brookville Laurel Laser & Surgery Center.

Dr. Parekh earned his college degree from Johns Hopkins University (Baltimore, MD), and his medical degree from the University of Pennsylvania School of Medicine (Philadelphia, PA). He was then awarded the Kennedy Fellowship to attend Harvard's John F. Kennedy School of Government (Cambridge, MA), where he earned a Master's degree studying U.S. Health Policy, Economics, and Management.

Dr. Parekh completed his residency at the Johns Hopkins Wilmer Eye Institute (Baltimore, MD). He then specialized in cataract surgery, glaucoma surgery, cornea surgery and LASIK during his fellowship with Minnesota Eye Consultants (Minneapolis, MN). After his training was complete, he spent several years in practice in Massachusetts, with offices in Boston and Cape Cod and clinical appointments at Harvard/Massachusetts Eye & Ear Infirmary and Tufts/New England Eye Center.

Dr. Parekh is an active member of the American Academy of Ophthalmology (AAO), the American Society of Cataract & Refractive Surgery (ASCRS), the Vanguard Ophthalmology Society (VOS), as well as the American Medical Association (AMA). He has performed significant clinical research, and has written numerous scientific articles and textbook chapters. He has also won numerous awards including the Johns Hopkins Wilmer Eye Institute W. Richard Green Teaching Award, the American Medical Association Foundation Leadership Award, and the America Academy of Ophthalmology Achievement Award.


Deepika Malik, MD

Deepika Malik, MD Chairman of Retina Servicesat the Laurel Eye Clinic, is a fellowship trained Vitreoretinal Specialist with over 10 years of medical and surgical retina experience. She is a leader in diagnosing and treating patients with retinal disorders.

Dr. Malik has completed her surgical fellowship in vitreous and retina diseases at Gavin Herbert Eye institute, University of California, Irvine. She has completed externships at Truhlsen Eye Institute, University of Nebraska Medical Center and Midwest Eye Care in Omaha, Nebraska. While at the Gavin Herbert Eye Institute, University of California, Irvine, Dr. Malik was a Clinical Instructor for the Vitreous and Retina Surgical Fellowship Program. The goals of this program were to further develop up-to-date surgical techniques and she served as a mentor for the American surgical fellows.

Dr. Malik is a member of the American Society of Retina Specialists (ASRS), the American Academy of Ophthalmology (AAO), the Association for Research in Vision and Ophthalmology (ARVO), Pennsylvania Medical Society, American Medical Association (AMA), the Vitreo-retina Society of India (VRSI), and the All-India Ophthalmological Society (AIOS).

Dr. Malik has participated in multicenter national clinical trials evaluating new drugs and devices for the treatment of diabetic retinopathy, retinal vein occlusions and age-related macular degeneration. Her primary area of research is the role of mitochondrial genetics in the pathogenesis of retinal conditions, such as age-related macular degeneration and diabetic retinopathy. She has also extensively researched on safety profiles of anti-VEGF drugs that are available for use in the treatment of age-related macular degeneration. Her research work has been published in internationally recognized journals - British Journal of Ophthalmology, PLOS One and Human Molecular Genetics.

Dr. Malik is honored to have participated in surgical mission work in India. She has previously served in collaboration with various organizations - Samvedana eye care project, for diabetes, World Diabetes Foundation, ORBIS, Vision 2020, and National Programme for Control of Blindness. She has provided cataract and retinal surgical services to patients in underserved communities.

Dr. Malik is accepting appointments in our Brookville, DuBois, Grove City and Duncansville locations. She is performing retina surgeries in our Brookville and Altoona Surgery Centers.