1. Short title This Act may be cited as the Strengthening Partnerships to Prevent Opioid Abuse Act . 2. Program integrity transparency measures under Medicare parts C and D (a) In general Section 1859 of the Social Security Act ( 42 U.S.C. 1395w–28 ) is amended by adding at the end the following new subsection: (i) Program integrity transparency measures (1) Program integrity portal (A) In general Not later than two years after the date of the enactment of this subsection, the Secretary shall, after consultation with stakeholders, establish a secure Internet website portal (or other successor technology) that would allow a secure path for communication between the Secretary, MA plans under this part, prescription drug plans under part D, and an eligible entity with a contract under section 1893 (such as a Medicare drug integrity contractor or an entity responsible for carrying out program integrity activities under this part and part D) for the purpose of enabling through such portal (or other successor technology)— (i) the referral by such plans of substantiated fraud, waste, and abuse for initiating or assisting investigations conducted by the eligible entity