A mental health provider is a professional who provides one or more of a variety of mental health services. Such a person could be a Psychiatrist

Psychiatrist

A psychiatrist is a physician who specializes in the diagnosis and treatment of mental disorders. All psychiatrists are trained in diagnostic evaluation and in psychotherapy...

, Psychologist

Psychologist

Psychologist is a professional or academic title used by individuals who are either:* Clinical professionals who work with patients in a variety of therapeutic contexts .* Scientists conducting psychological research or teaching psychology in a college...

, Therapist, Social worker, or other professional. The term can be used for generality, however it came into major usage alongside the term mental health consumer

Mental health consumer

A mental health consumer is a person who is under treatment for a psychiatric illness or disorder. The term was coined by people who use mental health services in an attempt to empower those with mental health issues, usually considered a marginalized segment of society...

as part of an effort in the mental health field to use more empowering terminology.