Dr. Simon J. Kahn is a gastroenterologist in Englewood Cliffs, New Jersey. He received his medical degree from Seoul National University College of Medicine and has been in practice for more than 20 years. Dr. Simon J. Kahn has expertise in treating colonoscopy, upper gi endoscopy, among other conditions - see all areas of expertise. Dr. Simon J. Kahn accepts Blue Cross - see other insurance plans accepted.