Dr. Gregory J. Gallina is a colon and rectal surgeon in Maywood, New Jersey and is affiliated with multiple hospitals in the area, including Hackensack University Medical Center at Hackensack Meridian Health and Palisades Medical Center at Hackensack Meridian Health. He received his medical degree from George Washington University School of Medicine and has been in practice for more than 20 years. Dr. Gregory J. Gallina has expertise in treating colonoscopy, colon removal, among other conditions - see all areas of expertise. Dr. Gregory J. Gallina accepts Medicare, Aetna, Blue Cross - see other insurance plans accepted. Dr. Gregory J. Gallina is highly recommended by patients.