; (bb) has a cognitive or neurological impairment (including a stroke, Alzheimer’s, dementia, amyotrophic lateral sclerosis, or any other impairment determined by the Secretary); or (cc) has any other illness or injury that reduces mobility (including cerebral palsy, spinal cord injuries, patients on a ventilator, or any other illness or injury determined by the Secretary). (iii) The Secretary shall, by regulation, establish an add-on payment amount for staff-assisted home dialysis to determine the amounts payable to a qualified provider for assisting in the furnishing of staff-assisted home dialysis on a frequency as determined by the Secretary and in consultation with clinicians, patients, and care partners to ensure maximum patient choice, access, and flexibility. In establishing the add-on payment under this clause, the Secretary shall consult with stakeholders, including providers of renal dialysis services, individuals receiving home dialysis, qualified providers (as defined in clause (iv)(II)), private insurance payers, and Medicare Advantage plans under part C. (iv) In this subparagraph: (I) The term initializing patient means an individual who initiates a home dialysis modality, including home hemodialysis and peritoneal dialysis. (II) The term qualified provider means a trained professional (as determined by the Secretary, including a registered or licensed practical nurse and a certified patient care technician) who— (aa) furnishes renal dialysis services; (bb) meets requirements (as determined by the Secretary) that ensure competency in patient care and modality usage