A pediatrician is involved in managing the physical, emotional and, behavioral, & mental health of their young patients. Pediatricians focus on infants, children, teenagers, and young adults (up to 21 years old).
The pediatricians who treat teenagers sometimes referred as Adolescent medicine specialist. A developmental pediatrician specializes in treating children with disabilities such as autism, cerebral palsy, down-syndrome, ADHD, and behavioral disorders.