American Renal Associates Holdings, Inc. is a dialysis service provider in the United States focused on joint venture (JV) partnerships with physicians. As of December 31, 2016, the Company owned and operated 214 dialysis clinics in partnership with 379 nephrologist partners treating over 14,000 patients in 25 states and the District of Columbia. The Company operates its dialysis clinics exclusively through a JV model, in which it partners primarily with local nephrologists to develop, own and operate dialysis clinics, while the providers of the majority of dialysis services in the United States operate through a combination of subsidiaries and joint ventures. It provides patient care and clinical outcomes to patients suffering from end-stage renal disease (ESRD). Its clinics offer both in center and home dialysis options to meet the needs of patients. Its clinics primarily provide in center hemodialysis treatments and ancillary items and services.