As used in this part, "program" and "third-party prescription program" mean any system of providing for the reimbursement of pharmaceutical services under a contractual arrangement or agreement between a provider of such services and another party who is not the consumer of those services. Such programs may include, but not be limited to, employee benefit plans whereby a consumer receives prescription drugs or other pharmaceutical services and those services are paid for by an agent of the employer or others.
T.C.A. § 63-10-102