; and (C) an Organization shall integrate care under the original Medicare Fee-For-Service program under parts A and B for Program-eligible beneficiaries. (2) Definitions In this section: (A) Eligible participating provider The term eligible participating provider means any of the following: (i) A facility certified as a renal dialysis facility under this title. (ii) An entity that owns one or more of such facilities described in clause (i). (iii) A nephrologist (including a pediatric nephrologist) or nephrology practice. (iv) Any other physician or physician group practice. (v) A nurse practitioner, physician assistant, or clinical nurse specialist (as such terms are defined in section 1861(aa)(5)) or a clinical social worker (as defined in section 1861(hh)(1)) working in conjunction with such a nurse practitioner, physician assistant, or clinical nurse specialist. (B) Eligible participating partner The term eligible participating partner means, with respect to an Organization, any of the following: (i) A Medicare Advantage plan described in section 1851(a)(2) or a Medicare Advantage organization offering such a plan. (ii) A medicaid managed care organization (as defined in section 1903(m)). (iii) A hospital or an academic medical center experienced in the care of patients receiving dialysis. (iv) Any other entity determined appropriate by the Secretary. (C) Program-eligible beneficiary (i) In general The term Program-eligible beneficiary means, with respect to an Organization offering an ESRD Fee-For-Service Integrated Care Model, an individual entitled to benefits under part A and enrolled under part B (including such an individual entitled to medical assistance under a State plan under title XIX) who— (I) is identified by the Secretary as having end-stage renal disease and who is receiving renal dialysis services under the original Medicare Fee-For-Service program under parts A and B, and is not enrolled in a Medicare Advantage plan under part C or group health insurance coverage or individual health