Dr. John B. Constantine has been practicing medicine for 48 years. Dr. Constantine graduated from the University of Buffalo, SUNY School of Medicine and Biomedical Sciences in 1966. He practices medicine in Chelmsford, MA and 2 other locations and specializes in Ophthalmology. Dr. Constantine is affiliated with Lowell General Hospital-Saints Campus, Lowell General Hospital and Massachusetts Eye & Ear Infirmary. He speaks English, Spanish and Korean.
Years in Practice: 48 Years
Languages Spoken: English, Spanish, Korean
Medical School: University of Buffalo, SUNY School of Medicine and Biomedical Sciences
Graduation Date: 1966
*This physician has multiple office locations. See Appointments for details.