In this chapter:

1. (1) "Patient" means a person who consults or is interviewed by a professional for diagnosis, evaluation, or treatment of any mental or emotional condition or disorder, including alcoholism or drug addiction.

2. (2) "Professional" means:

   1. (A) a person authorized to practice medicine in any state or nation;
   2. (B) a person licensed or certified by this state to diagnose, evaluate, or treat any mental or emotional condition or disorder; or
   3. (C) a person the patient reasonably believes is authorized, licensed, or certified as provided by this subsection.

Added by Acts 1991, 72nd Leg., ch. 76, Sec. 1, eff. Sept. 1, 1991.