; and (II) informed of the process by which they may make and change such identification. (iii) Superseding claims-based assignment A voluntary identification by a Medicare fee-for-service beneficiary under this subparagraph shall supersede any claims-based assignment otherwise determined by the Secretary. . V Empowering Individuals and Caregivers in Care Delivery 501. Eliminating barriers to care coordination under accountable care organizations (a) In general Section 1899 of the Social Security Act ( 42 U.S.C. 1395jjj ), as amended by section 304(a), is amended— (1) in subsection (b)(2), by adding at the end the following new subparagraph: (I) An ACO that seeks to operate an ACO Beneficiary Incentive Program pursuant to subsection (m) shall apply to the Secretary at such time, in such manner, and with such information as the Secretary may require.