Sec. 33.4. "Chronic pain management", for purposes of IC 12-15-5, means evidence based health care products and services intended to relieve chronic pain that has lasted for at least three (3) months. The term includes:
(1) prescription drugs;
(2) physical therapy;
(3) occupational therapy;
(4) chiropractic care; and
(5) osteopathic manipulative treatment.