Welcome to the UK Asthma, Allergy, and Sinus Clinic home page. An Allergist/Immunologist is a sub-specialist of Internal Medicine and Pediatrics. After completing medical school, a 3-year residency in Internal Medicine or Pediatrics is required, followed by a 2-year fellowship in Allergy/Immunology. I completed my fellowship training in Allergy/Immunology in 1994 and have been.