W. Va. Code § 33-6-38: Lyme disease to be covered by all health insurance policies.

All individual and group health insurance policies providing coverage on an expense-incurred basis and individual and group service or indemnity type contracts issued by a nonprofit corporation shall provide coverage for long-term antibiotic therapy for a patient with Lyme disease when determined to be medically necessary and ordered by a licensed physician after making a thorough evaluation of the patient’s symptoms, diagnostic test results, or response to treatment.