Dr. John David Lonsdale, MD

Dr. John Lonsdale specializes in ophthalmology, providing comprehensive eye care with expertise developed over more than four decades of practice. He earned his medical degree from Drexel University College of Medicine and completed his residency training at Hahnemann University Hospital. With 44 years of experience in the field, Dr. Lonsdale has built extensive knowledge in treating various eye conditions. He is fluent in both English and French.

Dr. Lonsdale practices at Saint Marys Regional Medical Center and Central Maine Medical Center, both located in Lewiston, Maine. His clinical focus includes treating cataracts and glaucoma, including open-angle glaucoma. He performs comprehensive eye exams, retinal imaging, and optical coherence tomography to diagnose and monitor eye conditions. Patients rate Dr. Lonsdale 4.2 out of 5 stars on average.