I think I need to see a Psychologist because i'm going crazy!
A psychologist is a mental health expert who studies and evaluates behavior and mental process.
Can they prescribe medication for a mental condition?
These professionals use different therapeutic treatments.
How do you become a Psychologist?
programs prepare students to take state licensing exams. 
Within the two main categories are many further types of psychologists as reflected by the 56 professional classifications recognized by the APA, including clinical, counseling, and educational psychologists. Such professionals work with persons in a variety of therapeutic contexts. People often think of the discipline as involving only such clinical or counseling psychologists. While counseling and psychotherapy are common activities for psychologists, these applied fields are just two branches in the larger domain of psychology. There are other classifications such as industrial
couples, children, older adults, families, small groups, and communities.
Clinical psychologist Specialties of clinical psychologists.
Clinical psychologists who focus on treating mental health specializes in evaluating patients and providing psychotherapy. They do not prescribe medication as this is a role of a psychiatrist (physician who specializes in psychiatry). There are a wide variety of therapeutic techniques and perspectives that guide practitioners, although most fall into the major categories of Psychodynamic, Cognitive Behavioral, Existential-Humanistic, and Systems Therapy (e.g. family or couples therapy