Michael A. Thompson Aurora Cancer Care, Aurora Research Institute, Advocate Aurora Health, Milwaukee, WI Michael A. Thompson, Jenny Ahlstrom, Nathan W. Sweeney Aurora Cancer Care, Aurora Research Institute, Advocate Aurora Health, Milwaukee, WI, CrowdCare Foundation, Draper, UT, HealthTree, Lehi, UT Takeda, Sanofi and GSK for HealthTree Background: Multiple myeloma (MM) is a cancer of the immune system. Infection is a major cause of morbidity and mortality in MM. Vaccines are the first line of prevention