1. Short title This Act may be cited as the Lower Costs, More Cures Act of 2019 . 2. Table of contents The table of contents for this Act is as follows: Sec. 1. Short title. Sec. 2. Table of contents. Title I—Medicare Parts B and D Subtitle A—Medicare Part B Provisions Sec. 101. Improvements to Medicare site-of-service transparency. Sec. 102. Requiring manufacturers of certain single-dose container or single-use package drugs payable under part B of the Medicare program to provide refunds with respect to discarded amounts of such drugs. Sec. 103. Providing for variation in payment for certain drugs covered under part B of the Medicare program. Sec. 104. Establishment of maximum add-on payment for drugs and biologicals. Sec. 105. Treatment of drug administration services furnished by certain excepted off-campus outpatient departments of a provider. Subtitle B—Drug Price Transparency Sec. 111. Reporting on explanation for drug price increases. Sec. 112. Public disclosure of drug discounts. Sec. 113. Study of pharmaceutical supply chain intermediaries and merger activity. Sec. 114. Requiring certain manufacturers to report drug pricing information with respect to drugs under the Medicare program. Sec. 115. Making prescription drug marketing sample information reported by manufacturers available to certain individuals and entities. Sec. 116. Requiring prescription drug plan sponsors to include real-time benefit information as part of such sponsor’s electronic prescription program under the Medicare program. Sec. 117. Sense of Congress regarding the need to expand commercially available drug pricing comparison platforms. Sec. 118. Technical corrections. Subtitle C—Medicare Part D Benefit Redesign Sec. 121. Medicare part D benefit redesign. Subtitle D—Other Medicare Part D Provisions Sec. 131. Transitional coverage and retroactive Medicare part D coverage for certain low-income beneficiaries. Sec. 132. Allowing the offering of additional prescription drug plans under Medicare part D. Sec. 133. Allowing certain