; and (2) any such other remuneration is a flat fee-based service fee not contingent on total volume of sales that a manufacturer of prescription drugs pays to an entity that provides pharmacy benefits management services. (d) Definitions In this section: (1) Entity that provides pharmacy benefits management services The term entity that provides pharmacy benefits management services means— (A) any entity that, pursuant to a written agreement with a group health plan or a health insurance issuer offering group or individual health insurance coverage, directly or through an intermediary— (i) acts as a price negotiator on behalf of the plan or coverage; or (ii) manages the prescription drug benefits provided by the plan or coverage, which may include the processing and payment of claims for prescription drugs, the performance of drug utilization review, the processing of drug prior authorization requests, the adjudication of appeals or grievances related to the prescription drug benefit, contracting with network pharmacies, controlling the cost of covered prescription drugs, or the provision of related services