LTC Sky Graybill attended Pennsylvania State University and earned her Bachelor of Science in Pre-medicine with minors in Dance and Military Studies in 2002. She went on to Temple University School of Medicine to earn her M.D. in 2006. Dr. Graybill then completed her Residency in Internal Medicine at Walter Reed Army Medical Center, and continued on to finish her Fellowship in Endocrinology in 2012 at Walter Reed National Military Medical Center.  

Dr. Graybill is currently the Endocrinology Chief at Brooke Army Medical Center (BAMC) and the Army Endocrine Consultant to the Office of the Surgeon General (OTSG). She is a Champion for the Veterans Affairs (VA)/Department of Defense (DoD) guidelines on obesity management. In her role as an Associate Professor of Medicine at Uniformed Services University (USU) she serves as a clinical, academic and administrative endocrinologist who works with medical technicians, medical students, residents, fellows and colleagues. She oversees and provides resource-conscious delivery of exceptional and compassionate patient care. Through all of these roles she promotes readiness and military professional development, as well as educates the next generation of medical professionals, while fostering a spirit of inquiry through research.