- UnityPoint Health- St. Luke's Hospital Sioux
- Univera Healthcare
- Universal Medical Products
- Universidad Interamericana de P.R. Recinto de Ponce
- University at Buffalo - SUNY
- University Children's Kidney Specialists, LLC
- University Christian Church
- University Community Hospital
- University District Hospital
- University Health Care System, Community Education Program
- University Health System - University Hospital
- University Heath Care
- University Hospital
- University Hospital - Univesity Health Care System
- University Hospital and Medical Center
- University Hospitals Ahuja Medical Center
- University Hospitals Cleveland Medical Center
- University Hospitals Geauga Medical Center
- University Hospitals Parma Medical Center
- University Hospitals Rainbow Babies and Children's Hospital
- University Hospitals Richmond Medical Center
- University Hospitals St. John Medical Center
- University Medical Center
- University Medical Center
- University Medical Center New Orleans, LCMC Health
- University Medical Center of Southern Nevada
- University Medical Center of Southern Nevada Center for Transplantation
- University of Akron, College of Nursing
- University of Alabama
- University of Alabama at Birmingham Athletics
- University of Alabama at Birmingham-Surgery Transplantation
- University of Alabama Hospital
- University of Arizona
- University of Arizona Health Science Center
- University of Arizona Medical Center
- University of Arizona Medical Center-South Campus
- University of Arizona Medical Center-University Campus
- University of Arkansas For Medical Sciences
- University of Arkansas For Medical Sciences - Transplantation Division
- University of Arkansas for Medical Sciences, College of Nursing
- University of California - San Francisco
- University of California - Santa Cruz
- University of California San Francisco Medical Center
- University of California San Francisco Tissue Bank
- University of California-Davis
- University of California-San Francisco UCSF), Department of MedicineDGIM)
- University of Central Florida
- University of Chicago Medicine
- University of Chicago Medicine Hyde Park
- University of Chicago Medicine Ingalls Memorial