Dr. Harry Earl attended medical school at the University of Texas Medical Branch at Galveston. He completed his Internal Medicine Residency at Scott and White Memorial Hospital in Temple, Texas. Dr. Earl completed his Allergy-Immunology Fellowship at the Southwestern Medical School in Dallas. He is board certified in both Internal Medicine and Allergy-Immunology. Dr. Earl served in the USAF as Chief of Allergy and regional consultant of allergy at Sheppard Air Force Base.
Dr. Earl is a member of the American Academy of Allergy, Asthma and Immunology and the Texas Medical Association. He is on the Medical Staff at Arlington Memorial Hospital and Medical Center of Arlington in Arlington, Texas.
Dr Earl is a clinical assistant Professor of Medicine at the Southwestern Medical School and is active in teaching and clinical research at that institution.