Originally from Anchorage, Alaska, Dr. Guinn attended Mount Sinai School of Medicine,  where she graduated with AOA honors. After completing her anesthesiology residency  and fellowship in cardiothoracic anesthesia at Duke University Medical Center, she  stayed on as faculty and is now an Associate Professor of Anesthesiology, practicing in  both cardiac and neuro-anesthesia. Dr. Guinn has served as the Medical Director of the  Center for Blood Conservation at Duke University Medical Center since 2013, working  with patients who decline transfusion to receive safe care and improved  outcomes.

Since 2015, she has also led the development of an institutional  Preoperative Anemia Clinic, using her knowledge in the area of blood conservation to  help diagnose and treat anemia in operative patients at risk for transfusion. She is  known nationally for her expertise in management of patients “When Blood is Not an  Option” and for preoperative optimization of anemia in surgical patients, having lectured  and published widely on these topics. She is currently serving as the Vice-Chair of the  ASA Committee on Patient Blood Management. Dr. Guinn also serves as a physician  volunteer with the American Board of Anesthesiology as an APPLIED Examiner, a  question writer, and an OSCE Committee member.