The Mayo Clinic Graduate School of Biomedical Sciences (MCGSBS), formerly known as Mayo Graduate School (MGS), is one of the schools of higher education within the Mayo Clinic College of Medicine and Science. It offers graduate training in the biomedical sciences with programs for Ph.D., M.D.-Ph.D., and master's degree-seeking students. In addition, Mayo Clinic Graduate School of Biomedical Sciences offers summer undergraduate research fellowships and post-baccalaureate research opportunities.

Mayo Clinic is a nonprofit American academic medical center focused on integrated health care, education, and research. It employs over 7,300 physicians and scientists, along with another 66,000 administrative and allied health staff, across three major campuses: Rochester, Minnesota; Jacksonville, Florida; and Phoenix/Scottsdale, Arizona. The practice specializes in treating difficult cases through tertiary care and destination medicine. It is home to the top-15 ranked Mayo Clinic Alix School of Medicine in addition to many of the highest regarded residency education programs in the United States. It spends over $660 million a year on research and has more than 3,000 full-time research personnel.