John J. Chen, M.D., Ph.D.

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John J. Chen, M.D., Ph.D. is a neuro-ophthalmologist at Mayo Clinic in Rochester, Minnesota. Dr. Chen’s clinical interest focuses on optic neuritis, idiopathic intracranial hypertension, and retinal imaging. He treats pituitary tumor, ischemic optic neuropathy, neuromyelitis optica, nystagmus, double vision, and pseudotumor cerebri. He is an expert in cataract surgery and temporal artery biopsy. Mayo Clinic in Rochester, Minnesota, ranks among the Best Hospitals for Neurology and Neurosurgery in the U.S. News & World Report “Best Hospitals” rankings.