As used in this section:
“Acute pain” means a time limited pain caused by a specific disease or injury.
“Chronic pain” means a noncancer, nonend of life pain lasting more than three months or longer than the duration of normal tissue healing.
“Health care practitioner” or “practitioner” means:
(1) A physician authorized pursuant to the provisions of §30-3-1 et seq. and §30-14-1 et seq. of this code;