Dr. III John Alex Gillean is a distinguished internist based in Irving, Texas, with over 46 years of experience in Internal Medicine. He graduated from the University of Arkansas for Medical Sciences College of Medicine in 1977 and is board-certified by the American Board of Internal Medicine. Dr. Gillean specializes in managing a comprehensive range of health conditions, including chronic illnesses such as diabetes, hypertension, and arthritis, as well as acute illnesses and preventive care....