Dr. John B. Constantine graduated from the University of Buffalo, SUNY School of Medicine and Biomedical Sciences in 1966. He works in Chelmsford, MA and 2 other locations and specializes in Ophthalmology. Dr. Constantine is affiliated with Lowell General Hospital, Lowell General Hospital Saints Campus and Massachusetts Eye & Ear Infirmary.
Medical School: University of Buffalo, SUNY School of Medicine and Biomedical Sciences; Graduated 1966
*This physician has multiple office locations. See Office Information for details.