Dr. Michael J. Maresca is an oncologist in Poughkeepsie, New York and is affiliated with Vassar Brothers Medical Center. He received his medical degree from St. George's University School of Medicine and has been in practice for more than 20 years. Dr. Michael J. Maresca has expertise in treating lung cancer, prostate cancer, small intestine/colorectal cancer, among other conditions - see all areas of expertise. Dr. Michael J. Maresca accepts Medicare, Aetna, Humana, Cigna, Blue Cross, United Healthcare - see other insurance plans accepted.