Dr. Ralph Ballentine is a psychiatrist practicing in Casselberry, FL. Dr. Ballentine is a medical doctor specializing in the care of mental health patients. As a psychiatrist, Dr. Ballentine diagnoses and treats mental illnesses. Dr. Ballentine may treat patients through a variety of methods including medications, psychotherapy or talk therapy, psychosocial interventions and more, depending on each individual case. Different medications that a psychiatrist might prescribe include antidepressants, antipsychotic mediations, mood stabilizers, stimulants, sedatives and hypnotics. Dr. Ballentine treats conditions like depression, anxiety, OCD, eating disorders, bipolar disorders, personality disorders, insomnia, ADD and other mental illnesses.