A Pediatrician, or Pediatric Physician, is responsible for performing routine health assessments of children to check for injuries, illnesses or disabilities.Detailed Work ActivitiesExamine patients to assess general physical condition. ...Administer non-intravenous medications. ...Prescribe medications. ...Prescribe treatments or therapies. ...Treat acute illnesses, infections, or injuries. ...Treat chronic diseases or disorders. ...Order medical diagnostic or clinical tests.