; and (ii) specifies the covered items and services that will not be provided directly by the practitioner, and to arrange for delivery of those items and services through contracts meeting the requirements of regulations. (10) Beneficiary protections (A) Antidiscrimination In the case of a CKD–EDT practitioner that participates in the CKD early detection and treatment demonstration program that is treating a CKD–EDT individual and such individual elects for the practitioner not to so participate in such demonstration program with respect to such individual, such practitioner may not participate in such demonstration program with respect to such individual (but may so participate with respect to other CKD–EDT individuals). (B) No impact on quality of care A CKD–EDT practitioner that participates in the CKD early detection and treatment demonstration program may not allow the participation of such practitioner in such program to affect the quality of services furnished under this title to an individual, regardless of whether the practitioner participates in such demonstration program with respect to such individual. (C) Quality assurance; patient safeguards The Secretary shall require that each CKD–EDT practitioner that participates in the CKD early detection and treatment demonstration program has in effect— (i) a written plan of quality assurance and improvement with respect to CKD–EDT services for which payment is made under such demonstration program, and procedures implementing such plan, in accordance with regulations