Adolescent health is a pediatrics subspecialty. Adolescent medicine specialists are (mostly) pediatricians who enjoy working with teens and young adults so much they want to specialize in that age group. Adolescent medicine is one of only three age-based specialties What is an Adolescent Health Specialist? If your child is between the ages of 11 and 21 years, he or she may benefit from the care of an adolescent health specialist. Today’s adolescents face tremendous social and academic pressures, as well as potentially life-threatening illnesses, habits, and behaviors. Adolescent health specialists have the training and expertise to help teens and young adults with their complex physical, behavioral, and emotional health care needs—from physical exams and immunizations to reproductive and mental health care. A Pediatrician will diagnose and treat medical conditions in adolescents and children, and they may administer minor procedures as required. They also provide education to family members by answering questions and providing follow-up information as needed.