Mississippi Code Title 73. Professions and Vocations § 73-21-179

(a) “Entity” means a pharmacy benefit manager, a managed care company, a health plan sponsor, an insurance company, a third-party payor, or any company, group or agent that represents or is engaged by those entities.

(b) “Health insurance plan” means benefits consisting of prescription drugs, other products and supplies, and pharmacist services provided directly, through insurance or reimbursement, or otherwise and including items and services paid for as prescription drugs, other products and supplies, and pharmacist services under any hospital or medical service policy or certificate, hospital or medical service plan contract, preferred provider organization agreement, or health maintenance organization contract offered by a health insurance issuer.

(c) “Individual prescription” means the original prescription for a drug signed by the prescriber, and excludes refills referenced on the prescription.

(d) “Pharmacy benefit manager” means a business that administers the prescription drug/device portion of pharmacy benefit management plans or health insurance plans on behalf of plan sponsors, insurance companies, unions and health maintenance organizations. Pharmacy benefit managers may also provide some, all, but may not be limited to, the following services either directly or through outsourcing or contracts with other entities:

(e) “Pharmacy benefit management plan” means an arrangement for the delivery of pharmacist's services in which a pharmacy benefit manager undertakes to administer the payment or reimbursement of any of the costs of pharmacist's services for an enrollee on a prepaid or insured basis that (i) contains one or more incentive arrangements intended to influence the cost or level of pharmacist's services between the plan sponsor and one or more pharmacies with respect to the delivery of pharmacist's services; and (ii) requires or creates benefit payment differential incentives for enrollees to use under contract with the pharmacy benefit manager.

(f) “Pharmacist,” “pharmacist services” and “pharmacy” or “pharmacies” shall have the same definitions as provided in Section 73-21-73.