Subscribers to any health maintenance organization plan shall be afforded coverage under that plan on or after January 1, 2004 for diagnostic testing and long term antibiotic treatment of chronic lyme disease when determined to be medically necessary and ordered by a physician acting in accordance with chapter 37.5 of title 5 entitled "lyme disease diagnosis and treatment" after making a thorough evaluation of the patient's symptoms, diagnostic test results and response to treatment. Treatment otherwise eligible for benefits pursuant to this section shall not be denied solely because such treatment may be characterized as unproven, experimental, or investigational in nature.
R.I. Gen. Laws § 27-41-65