Dr. Tretter graduated from the McGill University Faculty of Medicine, Montreal, Canada in 1994. He works in Burlington, MA and 1 other location and specializes in Medical Oncology. Dr. Tretter is affiliated with Lahey Hospital & Medical Center and Tufts Medical Center.
Medical School: McGill University Faculty of Medicine, Montreal, Canada; Graduated 1994
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*This physician has multiple office locations. See Office Information for details.