There are many types of mental health professionals. A non-exhaustive list includes: social worker, clinical psychologist, school psychologist, mental health counselor, certified alcohol and drug abuse counselor, nurse psychotherapist, pastoral counselor, marital and family therapist, peer specialist, art therapist, music therapist, psychiatrist, child/adolescent psychiatrist, psychiatric or mental health nurse practitioner, rehabilitation counselor. and licensed professional counselor. Depending on the discipline, the professional may have acquired specialty certifications.