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WILLIAMSPORT, Pa.James Kasenchak, M.D., a vitreo-retinal specialist, recently joined Geisinger Ophthalmology's team and is now seeing patients at Geisinger Williamsport Ophthalmology and Geisinger Port Matilda Ophthalmology. 

Dr. Kasenchak earned his medical degree from Drexel University College of Medicine after completing undergraduate studies at the University of Pittsburgh. He completed an internship at Allegheny General Hospital and a residency in ophthalmology at Geisinger Medical Center. He completed a two-year fellowship in vitreoretinal diseases and surgery at West Virginia University, where he was also a comprehensive ophthalmology clinical instructor and enjoyed teaching resident physicians in the university’s residency program.

His clinical interests included medical and surgical management of diabetic retinopathy, macular degeneration, dislocated lens implants, macular puckers, macular holes, retinal tears and detachments. He works with his patients and their doctors to provide personalized quality care for diseases of the retina and vitreous.

Dr. Kasenchak is board certified by the American Board of Ophthalmology and is also a member of the American Academy of Ophthalmology, Vit-Buckle Society and the American Society of Retina Specialists.

Dr. Kasenchak has been a sub-investigator for clinical trials for new treatments related to neovascular age related macular degeneration and diabetic macular edema. 

To schedule an appointment with Dr. Kasenchak, call 800-275-6401.

About Geisinger
Geisinger is among the nation’s leading providers of value-based care, serving 1.2 million people in urban and rural communities across Pennsylvania. Founded in 1915 by philanthropist Abigail Geisinger, the nonprofit system generates $10 billion in annual revenues across 126 care sites — including 10 hospital campuses — and Geisinger Health Plan, with more than half a million members in commercial and government plans. Geisinger College of Health Sciences educates more than 5,000 medical professionals annually and conducts more than 1,400 clinical research studies. With 26,000 employees, including 1,700 employed physicians, Geisinger is among Pennsylvania’s largest employers with an estimated economic impact of $15 billion to the state’s economy. On March 31, 2024, Geisinger became the first member of Risant Health, a new nonprofit charitable organization created to expand and accelerate value-based care across the country. Learn more at or follow on Facebook, Instagram, LinkedIn and X.

Dr. James Kasenchak
Dr. James Kasenchak

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