Therapists are trained professionals in the field of any types of services like psychologists, social workers, counsellors, etc. They are helpful in counseling individuals for various mental and physical issues. A therapist in st louis can be a counselor, psychologist or other professional licensed to provide mental health care. “Therapist” is an umbrella term for professionals who are educated, trained and licensed to provide talk therapy or psychotherapy. During therapy, they can assess, diagnose and treat mental health disorders.