School of Medicine
Showing 141-145 of 145 Results
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Kirbi Yelorda, MD, MS
Clinical Assistant Professor, Surgery - General Surgery
BioDr. Kirbi Yelorda is a fellowship-trained colon and rectal surgeon and clinical assistant professor in the Department of Surgery, Division of General Surgery – Colon and Rectal Surgery at Stanford University School of Medicine. She completed her colon and rectal surgery fellowship at Mount Sinai Health System and her general surgery residency at Stanford Health Care, where she also earned a Master of Science degree in health research and policy.
Dr. Yelorda specializes in the surgical management of colorectal cancer, inflammatory bowel disease (IBD), and benign anorectal conditions such as hemorrhoids, fistulas, and fissures. She has advanced training in minimally invasive and robotic surgical techniques that support enhanced recovery and optimal patient outcomes.
Dr. Yelorda’s research focuses on the impact of social determinants of health on colorectal cancer outcomes and disparities in surgical care. She is particularly interested in surgical education and quality improvement.
Dr. Yelorda has authored articles published in peer-reviewed journals such as JAMA Surgery, Journal of Surgical Education, and Diseases of the Colon & Rectum. She has presented her work at national conferences including those of the American Society of Colon and Rectal Surgeons and the Pacific Coast Surgical Association. She is a recipient of Stanford University's Samuel L. Kountz, MD Humanitarian Award.
Dr. Yelorda is an active member of the American College of Surgeons, the Alpha Omega Alpha Honor Medical Society, and the Gold Humanism Honor Society. -
Yulia Zak, MD, FACS
Clinical Assistant Professor, Surgery - General Surgery
BioDr. Yulia Zak earned her medical degree from SUNY Downstate Medical Center before completing general surgery residency at Stanford University and advanced minimally invasive gastrointestinal and bariatric fellowship training at the Massachusetts General Hospital. Dr. Zak is certified by the American Board of Surgery and American Society for Metabolic and Bariatric Surgery. She has also completed the Stanford Surgical Education and Simulation fellowship and was previously an Assistant Program Director for the general surgery residency program at Mount Sinai Beth Israel. Dr. Zak joined the faculty at Stanford in 2018 and is the current Fellowship Associate Program Director. Her current clinical practice is focused on bariatrics, foregut and abdominal wall procedures. Her academic interests include quality improvement, surgical education, and bariatric outcomes.
