is a mental health professional? Psychiatrist - is a medical doctor (MBBS and MD) who specialises in diagnosis and treatment of mental health conditions and is equipped to make a holisitic evaluation from medial and psychological perspectives. A psychiatrists provides treatments which may including medications, brain stimulation and psychotherapy. A psychologist is trained in understanding human behavior and offers talk therapy focussed on changing thoughts, emotions and behaviors. Clinical psychologists have additional training in mental health disorders. They cannot prescribe medications or provide other medical treatments.