Dr. Dean N. Cassimatis is a Board-certified Gastroenterologist. He received his medical degree from New York Medical College in Valhalla, NY. He did a combined internship and residency at Stony Brook University Health Sciences Center and Northport VA Medical Center, both in New York. Dr. Cassimatis received Fellowship training at Westchester County Medical Center in Valhalla.

Dr. Cassimatis is dual Board-certified in Gastroenterology and Internal Medicine.

Dr. Cassimatis has practiced Gastroenterology with Horizon Family Medical Group in New Windsor, NY, since 2010. Prior to that, he was with Hudson Valley Gastroenterology Associates, also in New Windsor. He is affiliated with St. Luke’s Cornwall Hospital in Newburgh and Cornwall, NY.

To read more about Dr. Cassimatis you can visit his website at www.horizonfamilymedical.com.