entities involved in the dispensing or utilization of covered part D drugs (including PDP sponsors, manufacturers, pharmacies, and other entities as determined appropriate by the Secretary) shall be subject to review by the Secretary and the Office of the Inspector General of the Department of Health and Human Services. The Secretary, in consultation with the Office of the Inspector General, shall evaluate whether remuneration under such arrangements is consistent with fair market value through reviews and assessments of such remuneration, as determined appropriate. (B) Transparency regarding guarantees and cost performance evaluations The pharmacy benefit manager shall— (i) define, interpret, and apply, in a fully transparent and consistent manner for purposes of calculating or otherwise evaluating pharmacy benefit manager performance against pricing guarantees or similar cost performance measurements related to rebates, discounts, price concessions, or net costs, terms such as— (I) generic drug , in a manner consistent with the definition of the term under section 423.4 of title 42, Code of Federal Regulations, or a successor regulation