School of Medicine
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Raja Narayan, MD MPH
Affiliate, Dean's Office Operations - Dean Other
Resident in Surgery - General Surgery
BioA native of the Bay Area, Dr. Raja Narayan attended James Logan High School in Union City before going to Berkeley to obtain his BS in Chemical Biology, Yale for his MPH in Biostatistics, and the University of California Irvine for his MD. Dr. Narayan joined the Stanford General Surgery residency program in 2015.
Before joining Stanford, Dr. Narayan developed a library of physiology and clinical education videos for the popular online learning platform, Khan Academy, where his videos have been viewed over 20 million times in all 7 continents. His work in education technology earned him the New England Journal of Medicine Gold Scholar award. While a graduate student at Yale, Dr. Narayan led a multi-disciplinary team of engineers, pathologists, and surgeons to design, construct, test, and patent a device to preserve intestinal tissue for small bowel transplantation and drug testing. This work earned him grants from the Yale Center for Engineering, Innovation, and Design as well as the Physicians of Tomorrow and Excellence in Medicine awards from the American Medical Association. As a medical student, Dr. Narayan was elected to the Αlpha Omega Αlpha Honor Society where he served as President of the Zeta chapter in 2014 and is serving as Research Chair of the Stanford chapter from 2019-2022.
Between 2017-2019, Dr. Narayan was a research fellow with the Hepatopancreatobiliary Surgery service at the Memorial Sloan Kettering Cancer Center studying targets for pancreatic cancer vaccines, genomic markers of liver tumor biology, and regional differences in biliary tree cancer arising in patients from around the world. Since returning to Stanford in June 2019, Dr. Narayan now leads a team studying the use of artificial intelligence to define liver histopathology to predict clinical outcomes. This work has received institutional as well as national funding and acclaim including the Young Investigator Award from the American Transplant Congress and the Postgraduate Fellowship Award from the Αlpha Omega Αlpha Honor Society.
After completion of his residency training, Dr. Narayan plans to pursue fellowship in Complex General Surgical Oncology.
Aussama Nassar, MD, MSc,FACS, FRCSC
Clinical Assistant Professor, Surgery - General Surgery
BioDr. Nassar is a board certified General Surgeon in both the USA and Canada. Dr. Nassar has five years of clinical experience in tertiary care referral academic health-centres in Canada prior to joining Stanford University in surgery, trauma and critical care. His clinical interests are emergency and elective surgery in addition to trauma and critical care medicine. He is also a skilled endoscopist performing both upper and lower gastrointestinal endoscopy. His research interests are varied and include the development of assessment tools for trainees, burnout among physicians and other healthcare professionals. In addition he is especially interested in training trainees in simulation based medical education with a focus on perioperative inter-professional collaboration and patient safety. He is a true clinician educator and is a certified simulation educator as well as an ATLS course director. Dr. Nassar has also earned an MSc degree in Health Science Education from McMaster University, Canada.
Jeffrey Norton, MD
The Robert L. and Mary Ellenburg Professor in Surgery
Current Research and Scholarly InterestsInterleukin-12 is a Th1 cytokine. It is important in the cell mediated immune response. We are investigating its role as an anti-tumor cytokine to augment the immune response against cancer. We are planning a human trial.