W. Va. Code § 27-1-10

(a) For the purposes of this chapter, "psychologist" means any person licensed under the laws of this state to engage in the practice of psychology, or any other psychologist not a resident of this state who engages in the practice of psychology in this state and who holds a license or certificate to engage in the practice of psychology issued by another state with licensing or certification requirements comparable to the licensing requirements of this state, as may be determined by the state board of examiners of psychologists.

(b) For purposes of this chapter, "psychiatrist" means a physician licensed under the laws of this state to practice medicine who has completed training in an accredited program of post-graduate education in psychiatry.