About Us
Our Doctors
Meet the doctors who focus on your eyesight, making sure that you see as well as you should and that your eyes are strong and healthy.
The physicians at Eye Associates of Lancaster have all achieved the maximum attainable training in eye care and each is a Board Certified Ophthalmic Surgeon, a Fellow of the American Academy of Ophthalmology, and a Diplomat of the American Board of Ophthalmology.
They provide you with the highest level of eye care, from careful evaluation in the exam room to performing the most advanced surgical and laser techniques of restoring and preserving eyesight.
That's why our doctors serve on the active staff of Lancaster General Hospital
and the Lancaster Surgery Center.
Nothing matters more than your good vision.
Pierre K. Palandjian, D.O.
 Dr. Palandjian graduated from Wilkes University and received his medical degree from the Philadelphia College of Osteopathic Medicine (PCOM). He completed his medical internship at the Delaware County Memorial Hospital in the Crozer Chester Health System and his Ophthalmology residency at PCOM, where he served as Chief Resident his final year. Dr. Palandjian is fellowship trained in Glaucoma under Dr.Theodore Krupin of University Eye Associates in Chicago, IL. He is Board Certified by the American Osteopathic Board of Ophthalmology. A native of Pennsylvania, Dr. Palandjian bases his practice in comprehensive ophthalmology, cataract surgery, laser surgery, and holds a sub-specialty in treating glaucoma.
Daniel Pallen, M.D.
Dr. Pallen is a graduate of the City University of New York and received his BS in chemistry. He earned his doctorate Medicine at the State University of New York School of Medicine at Buffalo. He completed his medical internship at Hillside Medical Center on Long Island. Following internship he served as a General Medical Officer at Shaw Air Force Base, Sumter, South Carolina. He performed his ophthalmic residency at the Albany Medical Center, Albany,New York. He has been in practice in Lancaster since 1977 and is the past president of the division of Ophthalmology at Lancaster General Hospital. His practice is geared to comprehensive ophthalmology.
John W. Sharp, Jr., M.D.
Dr. Sharp earned his undergraduate degree from the University of Scranton and received a doctorate in medicine from Rutgers Medical School. He completed an internship in Internal Medicine at Abington Memorial Hospital. He began his training in Ophthalmology during medical school with a clerkship at the Scheie Eye Institute at the University of Pennsylvania in Philadelphia. He completed his residency in Ophthalmology at Geisinger Medical Center in Danville, Pennsylvania. During his Ophthalmology residency, Dr. Sharp also trained in Ophthalmic Pathology at Wills Eye Hospital. He has been in practice in Lancaster since 1988.
Patrick T. Tiedeken, M.D.
Dr.Tiedeken, a graduate of Dickinson College, received his medical degree at the University of Pennsylvania School of Medicine. He completed an Internal Medicine residency at the Presbyterian University of Pennsylvania Medical Center and his residency in Ophthalmology with the University of Pittsburgh Eye & Ear Hospital. He is fellowship trained in Ophthalmic Plastic & Reconstructive Surgery at Vanderbilt University Medical Center, Orbital Surgery and Neuro-ophthalmology with Allegheny General Hospital in Pittsburgh, and Glaucoma with Wills Eye Hospital.
Elizabeth Lewis, C.O.
Liz Lewis is a certified orthoptist who trained in England and graduated with a Diploma of British Orthoptics. She is fully certified to evaluate defects of visual formation and misalignment of the eyes under the direction of an ophthalmologist. She specializes in working with children of all ages.
Doctors Emeritus:
H. Zane Brown, M.D. 1964-1993
Robert H. White, Jr. M.D. 1971-2007
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