The National Marrow Donor Program^® (NMDP) is a nonprofit organization that facilitates life-saving blood stem cell transplants for patients who do not have a donor in their family. NMDP manages the world's largest registry of volunteer stem cell donors and cord blood units and provides the products and services that bring patients and donors together through life-saving technology. NMDP is also working to increase access to transplantation through research, advocacy, and public and professional education.

Resources and topics available on this Web site include information for those considering joining the registry, registered donors, patients, and physicians.