School of Medicine


Showing 51-100 of 419 Results

  • Crystal Chang, D.D.S.

    Crystal Chang, D.D.S.

    Clinical Assistant Professor, Surgery - Plastic & Reconstructive Surgery

    BioDr. Crystal Chang is a Hospital Dentist and Clinical Assistant Professor in Dental Medicine & Surgery. She focuses on maintaining oral health through the management of infection, trauma and secondary comorbidities to the dentition and its supporting structures. She performs medically necessary dental surgery in the context of cardiac disease, orthopedic surgery, cancer therapy and organ transplants. Dr. Chang is also a Diplomate of the American Board of Dental Sleep Medicine and provides oral appliance therapy for obstructive sleep apnea.

  • James Chang, MD

    James Chang, MD

    Johnson and Johnson Professor of Surgery

    Current Research and Scholarly InterestsMy role in research is to apply novel advances in tissue engineering and microsurgery to the clinical problems of hand trauma, peripheral nerve injuries, and congenital hand problems. I am interested in developing new tissues and techniques that will allow optimal reconstruction of form and function to those patients requiring reconstructive surgery.

  • Stephanie D. Chao, MD FACS FAAP

    Stephanie D. Chao, MD FACS FAAP

    Associate Professor of Surgery (Pediatric Surgery)

    Current Research and Scholarly InterestsDr. Chao is passionate about disease prevention as she believes it is the ultimate way to impact the health of a population. Surgeons often see the devastating, end-results of the failure of prevention. With this perspective, Dr. Chao believes that it is crucial for surgeons to be active in prevention research. Dr. Chao currently serves as Trauma Medical Director of Lucile Packard Children’s Hospital and focuses much of her research on injury prevention.

  • Peiqi Chen

    Peiqi Chen

    Social Science Research Professional 1, Stanford-Surgery Policy Improvement Research and Education Center

    BioPeiqi Chen, M.A., B.A., is a Social Science Research Professional at the S-SPIRE Center. She holds a BA from the University of Iowa with a background in Sociology and Psychology. She also gained a certificate in Nonprofit Organization Management & Philanthropy. Currently she is still in her MA program in Social Science at the University of Chicago and writing a thesis about family planning policy evaluation on women’s maternity rights. At S-SPIRE, she assists with clinical researchers on qualitative data gathering and analysis. Before attending Stanford, she completed two internships at nonprofit organizations. She conducted research on social stigma toward COVID19 patient and front-line health workers during the pandemic. Her research interests lie in between sexual health, policy outcomes evaluation, and social welfare improvement for underrepresented population.

  • Xingxing Shelley Cheng

    Xingxing Shelley Cheng

    Assistant Professor of Medicine (Nephrology) and, by courtesy, of Surgery (Abdominal Transplantation) and of Health Policy

    Current Research and Scholarly InterestsDr. Xingxing Cheng's expertise is in applying the tools of decision science to clinical practice and policy analysis. Her current research is in the following areas:
    1) the costs, effectiveness, and implementation of work-up before kidney transplantation, including pretransplant cardiovascular screening;
    2) ethics of and decision-making in in multi-organ transplantation.

  • Bill Chiu

    Bill Chiu

    Associate Professor of Surgery (Pediatric Surgery)

    BioDr. Chiu obtained his B.S. degree in Biological Sciences and graduated with Honors from Stanford University. After graduating, he received his Medical Degree at Northwestern University Feinberg School of Medicine, where he remained for his internship and General Surgery residency training. Dr. Chiu completed his Pediatric Surgery training at The Children’s Hospital of Philadelphia. He is an Associate Professor at Stanford University School of Medicine where he has an active research program studying innovative approaches to treat patients with neuroblastoma.

  • Jeff Choi

    Jeff Choi

    Resident in Surgery - General Surgery

    BioGeneral surgery resident (2017-2025; administrative chief resident 2024-2025), incoming surgical critical care fellow (2025-2026). MS in Epidemiology & Clinical Research (2019-2020), and Biomedical Informatics (2020-2022). Ex-president of Surgeons Writing About Trauma. Founding course instructor of SURG238: Practical Introduction to Surgical Research.

    My research vision is to save or better the most possible number of lives using data. Our group focuses on:

    1) building and implementing useful clinical prediction tools
    2) bringing various AI applications (e.g. NLP, vision) to the bedside
    3) challenging dogma in surgical practice with contemporary data

    My passions are advocating for higher statistical and machine learning methodology quality in surgical literature , and fostering the growth of the next generation of surgeon data scientists.

  • William Choi, D.M.D.

    William Choi, D.M.D.

    Clinical Assistant Professor, Surgery - Plastic & Reconstructive Surgery

    BioClinical focus in Hospital Dentistry serving as needed for hospital inpatients, dental oncology, special needs and emergency room patients who need dental consultation or treatment.

  • HyeRan Choo

    HyeRan Choo

    Clinical Associate Professor, Surgery - Plastic & Reconstructive Surgery

    BioDr. HyeRan Choo is a Clinical Associate Professor of Plastic and Reconstructive Surgery in the Department of Surgery at Stanford University School of Medicine. She is Director of Neonatal and Pediatric Craniofacial Airway Orthodontics and Dental Sleep Medicine at Lucile Packard Children’s Hospital Stanford. She also directs the Neonatal and Pediatric Craniofacial Airway Orthodontic Fellowship in the Department of Surgery / Division of Plastic and Reconstructive Surgery. She is a Faculty Fellow of the Stanford Byers Center for Biodesign.

    After graduating from Seoul National University with a combined degree in Natural Sciences and Dental Surgery in 2002, Dr. Choo received her Dental Medicine degree from the University of Pennsylvania. She completed her orthodontic residency and Masters in Science degree program at the University of Alabama in Birmingham. Following her Craniofacial Fellowship at the Clinical Center of the National Institutes of Health (NIH) / National Institute of Dental and Craniofacial Research (NIDCR), Dr. Choo was recruited as a full-time faculty member at the University of Pennsylvania and The Children’s Hospital of Philadelphia. Dr. Choo joined the faculty of Stanford University School of Medicine in 2016. Dr. Choo is a board-certified craniofacial orthodontist by American Board of Orthodontics since 2008 and became a diplomate of the American Board of Dental Sleep Medicine in 2021.

    Dr. Choo’s areas of expertise are non-surgical airway management and facial reconstruction for newborns with cleft and/or Robin Sequence in the Neonatal Intensive Care Unit. Her treatments utilize simple custom-fabricated orthodontic devices to establish a healthy environment to correct neonatal orofacial abnormalities with great respect for natural growth potential of each neonate. She also practices the full scope of pediatric obstructive sleep apnea management as well as orthodontics and dentofacial orthopedics for patients with cleft and craniofacial abnormalities in a multi-disciplinary clinical setting.

    Dr. Choo’s treatment philosophy is based on a fundamental understanding of facial growth and oral functions (Biocreative Orthodontic Strategy). Her research focuses on translation of health innovation technology for the advancement of infant orthodontics. She also pioneers the development of skeletal anchorage-based orthodontic and orthopedic treatment strategies for pediatric sleep apnea patients.

  • Mei-Sze Chua

    Mei-Sze Chua

    Sr Res Scientist-Basic Ls, Surgery - General Surgery

    Current Role at StanfordI spearhead multiple projects stemming from the lab’s initial genomics study on liver cancer, with the goal of translating gene expression data of liver cancer patients into improved clinical approaches for the diagnosis and therapy of this fatal disease. I have successfully led inter-disciplinary projects, mentored postdoctoral fellows and visiting scientists, and effectively worked with diverse groups of collaborators from academic and industrial settings. I am committed to help eliminate global health care burden associated with hepatitis B and liver cancer.

  • Kirk Churukian

    Kirk Churukian

    Clinical Assistant Professor, Surgery - Plastic & Reconstructive Surgery

    BioKirk A. Churukian MD, FACS is board certified by the American Board of Plastic Surgery. Dr. Churukian completed training in general surgery, plastic surgery, and hand surgery. He was board certified in general surgery and is currently board certified in plastic surgery.

    Dr. Churukian is a member of several local, state, and national professional societies and has practiced in the Los Gatos/San Jose areas for more than 20 years. He tries to bring a friendly, creative, and patient focused approach to his cosmetic and reconstructive surgery practice.

    In addition to his private cosmetic practice, Dr. Churukian serves the community as a trauma specialist at San Jose Regional Medical Center. At this level II Trauma Center, he specializes in facial and orbital fracture repair and complex reconstructive surgery of the trunk and extremities. He also maintains an ongoing commitment to enhancing self-image with breast reconstruction for cancer survivors.

    Dr. Churukian grew up as a first generation eldest son of Armenian parents in Southern California and attended the University of Southern California, graduating with a degree in Psychobiology. Always interested in athletics, He participated in swimming and water polo throughout high school and played club water polo in college. This interest in aquatics was transferred to his children, all of whom are swimmers, and two of whom are avid water polo players. He currently resides in Menlo Park, California and is currently still married to his first wife ;-). He enjoys supporting Stanford athletics, except when the USC Trojans come to town!

  • Robin Cisco, MD

    Robin Cisco, MD

    Clinical Associate Professor, Surgery - General Surgery

    BioDr. Robin Cisco is a board certified general surgeon and fellowship-trained endocrine surgeon. She specializes in surgery of the thyroid, parathyroid and adrenal glands and has expertise in lymph node dissection for thyroid cancer. Dr Cisco received her medical degree at Duke University before moving to Stanford for general surgery residency. During her residency, she completed a two-year research fellowship in surgical oncology, with a focus on cancer immunology.

    After residency, she completed an endocrine surgery fellowship with the internationally recognized UCSF Division of Endocrine Surgery. She is the author of multiple publications related to endocrine surgery and surgical oncology and has an interest in minimally invasive approaches to thyroid, parathyroid and adrenal surgery. She is currently the Physician Leader of Stanford's Endocrine Oncology Cancer Care Program (CCP).

    Dr. Cisco focuses on providing outstanding surgical care in an environment that is supportive of her patients and their families. She enjoys patient education and preoperative counseling, and seeks to lessen the anxiety that often comes with a recommendation for surgery. She currently sees patients both in San Jose at Stanford's Cancer Center South Bay and in Palo Alto in the Endocrine Oncology and Surgery clinic.

  • Cristin Louise Coquillard

    Cristin Louise Coquillard

    Affiliate, Department Funds
    Fellow in Surgery - Plastic and Reconstructive Surgery

    BioDr. Cristin Coquillard is a current Hand Surgery Fellow. She grew up in Mountain View, CA and attended the University of Washington, where she received a BS in Cell and Molecular Biology and a minor in Chemistry. She then spent several years as a Clinical Laboratory Scientist and later as a supervisor in the Stanford Histocompatibility, Immunogenetics, and Disease Profiling Laboratory before pursuing a career in medicine. She received her medical degree from the University of Kentucky, where she was elected to AOA and graduated with high distinction, before completing her Integrated Plastic Surgery Residency at Northwestern University in Chicago. She is excited to be at Stanford as a hand fellow for the completion of her training, and to return to the Bay Area.

  • Zaria Cosby

    Zaria Cosby

    Social Science Research Professional 2, Stanford-Surgery Policy Improvement Research and Education Center

    BioZaria Cosby, MPH, is a Social Science Research Professional at the S-SPIRE Center. She completed her Master of Public Health with a concentration in Biostatistics and Epidemiology, as well as her Bachelor of Science in Health Promotion and Disease Prevention, at the University of Southern California. During her time at USC, Zaria worked on multiple projects across a variety of topics, the most recent being her master’s capstone: a mixed-methods study into the lived experiences of women of color with HIV during the Covid pandemic. At S-SPIRE, she supports qualitative and quantitative data collection, analysis, and interpretation. Zaria also holds a Certified Personal Trainer certification from the National Academy of Sports Medicine. No matter the position or project, Zaria’s overarching goal is to help people become their healthiest selves through research and education.

  • Catherine Curtin MD

    Catherine Curtin MD

    Professor of Surgery (Plastic & Reconstructive Surgery) and, by courtesy, of Orthopaedic Surgery

    Current Research and Scholarly InterestsMaintaining and optimizing upper limb function in people with spinal cord injury and other nerve disorders.
    Improving pain and general well being after severe hand injuries.
    Improving treatment and recognition of pain.

  • Ronald L. Dalman MD

    Ronald L. Dalman MD

    Dr. Walter C. Chidester Professor

    Current Research and Scholarly InterestsVascular biology, arterial remodeling, aneurysm development; innovative treatment strategies for AAA, animal models of arterial disease, arterial remodeling and flow changes in spinal cord injury, genetic regulation of arterial aneurysm formation

  • Kristen Davis-Lopez

    Kristen Davis-Lopez

    S-SPIRE Project Manager, Stanford-Surgery Policy Improvement Research and Education Center

    BioKristen Davis-Lopez, MPH, PMP is the Research Project Manager at the S-SPIRE Center. She has a background in biology as well as public health. She supports multiple principal investigators with their current funded projects as project manager. She leads the Social Science Research Professionals in the S-SPIRE Center and also assists with the grant submission process within the Department of Surgery acting as a liaison with the Research Management Group.

  • Aaron J. Dawes, MD, PhD, FACS, FASCRS

    Aaron J. Dawes, MD, PhD, FACS, FASCRS

    Assistant Professor of Surgery (General Surgery)

    BioDr. Dawes is a board-certified, fellowship-trained colon and rectal surgeon. He is also an Assistant Professor in the Department of Surgery, Division of General Surgery at Stanford University School of Medicine.

    Dr. Dawes treats a wide variety of conditions involving the colon, rectum, and anus, always leveraging the latest evidence and technologies. He is fully trained in minimally invasive surgical techniques--including laparoscopic, robotic, and trans-anal minimally invasive surgery--and strives to employ them, whenever possible, in an effort to reduce pain and shorten recovery.

    In addition to his clinical work, Dr. Dawes is a health services researcher, receiving his Ph.D. in Health Policy and Management from the UCLA Fielding School of Public Health. His research focuses on policy development, measurement, and evaluation for patients with colorectal conditions. He is particularly interested in using data to drive policy interventions aimed at reducing disparities in quality, access, and value.

    Prior to joining Stanford, Dr. Dawes completed a residency in General Surgery at the University of California, Los Angeles followed by a fellowship in Colon and Rectal Surgery at the University of Minnesota. He has authored articles in the Journal of the American Medical Association (JAMA), Cancer, Diseases of the Colon and Rectum, Health Services Research, and JAMA Surgery. His work has also been featured in the Los Angeles Times, the Daily Press, and HealthDay News.

    A native of the San Francisco Bay Area, Dr. Dawes received his A.B. in Public and International Affairs from Princeton University and his M.D. from Vanderbilt University.

  • Heather Sydney Day

    Heather Sydney Day

    Biostatistician 2, Stanford-Surgery Policy Improvement Research and Education Center

    Current Role at StanfordBiostatistician 1, Stanford-Surgery Policy Improvement Research and Education Center

  • Daniel James Delitto, MD, PhD, FACS

    Daniel James Delitto, MD, PhD, FACS

    Assistant Professor of Surgery (General Surgery)

    BioDr. Delitto is a board certified complex general surgical oncologist with a focus on conditions of the liver, pancreas, and stomach. He is an assistant professor in Stanford Medicine’s Department of Surgery.

    His education includes a decade of postgraduate training in complex general surgical oncology, as well as a PhD in immunology with an emphasis on cancer biology. He completed a clinical fellowship at Johns Hopkins University and continued his research at the postdoctoral level in the laboratory of Dr. Elizabeth Jaffee. His research focus is on advancing the field of cancer immunology and harnessing his findings to improve immunotherapies.

    He was the principal investigator of two studies examining the immune response to pancreatic cancer, including one funded by the National Cancer Institute.

    Dr. Delitto has presented the findings of his research at conferences such as the American Association for Cancer Research, Society for the Immunotherapy of Cancer, American Association of Immunologists, American College of Surgeons, Academic Surgical Congress and Pancreas Club. In addition to cancer immunology, he has also presented work focused on cancer cachexia, surgical outcomes, translational experimental models and a variety of other oncologic topics.

    He has published original work in Nature Communications, the Journal of the National Cancer Institute, Cancer Research, Clinical Cancer Research, and other high impact journals. He is also a reviewer for Annals of Surgery, Scientific Reports, Surgery, Tumor Biology, Journal of Surgical Research, PLOS ONE, and the Journal of Translational Medicine.

    Dr. Delitto has earned numerous honors related to clinical excellence, teaching and research. He is board certified by the American Board of Surgery and a member of the Society of Surgical Oncology, American Association for Cancer Research and American Association of Immunologists.

  • Frederick M. Dirbas, MD

    Frederick M. Dirbas, MD

    Associate Professor of Surgery (General Surgery)

    Current Research and Scholarly InterestsCurrently collaborating with Dr's Aaron Newman and Michael Clarke to study cancer stem cells associated with triple negative breast cancer. Advancing studies of FLASH radiotherapy in preclinical models for potential future use in humans. Investigating preclinical use of high dose gaseous nitric oxide in the treatment of solid tumors.

  • Monica M. Dua, MD

    Monica M. Dua, MD

    Clinical Associate Professor, Surgery - General Surgery

    Current Research and Scholarly InterestsTechnical aspects of minimally invasive pancreatic and liver surgery
    Minimally invasive strategies for the management of pancreatic necrosis
    Management of severe acute pancreatitis – academic vs community treatment
    Multidisciplinary treatment of HCC; institutional barriers to appropriate referral/ care
    Endocrine/exocrine insufficiency after pancreatectomy; volumetric assessment
    Natural history and management of pancreatic cysts

  • James Dunn

    James Dunn

    Professor of Surgery (Pediatric Surgery) and, by courtesy, of Bioengineering

    Current Research and Scholarly InterestsIntestinal lengthening for short bowel syndrome
    Intestinal stem cell therapy for intestinal failure
    Skin derived precursor cell therapy for enteric neuromuscular dysfunction
    Intestinal tissue engineering

  • Dan Eisenberg, MD, MS

    Dan Eisenberg, MD, MS

    Professor of Surgery (General Surgery)

    Current Research and Scholarly InterestsMinimally Invasive Surgery
    Metabolic-Bariatric Surgery
    Obesity in the Veteran population with spinal cord injury

  • Yasser El-Sayed, Professor

    Yasser El-Sayed, Professor

    Charles B. and Ann L. Johnson Professor in the School of Medicine and Professor, by courtesy, of Pediatrics (Neonatology) and of Surgery

    Current Research and Scholarly InterestsHigh Risk Obstetrics: preterm labor, preeclampsia, medical and surgical complications of pregnancy, prenatal diagnosis and therapy

  • Carlos O. Esquivel, M.D., Ph.D.,FACS

    Carlos O. Esquivel, M.D., Ph.D.,FACS

    Arnold and Barbara Silverman Professor in Pediatric Transplantation and Professor of Surgery (Abdominal Transplantation) and of Pediatrics (Gastroenterology, Hepatology and Nutrition)
    On Partial Leave from 09/01/2024 To 08/31/2025

    Current Research and Scholarly Interests1) Induction of immunotolerance
    2) Rejection of liver and intestinal transplantation.
    3) Clinical outcomes of children with unresectable liver tumors.

  • Micaela Esquivel, MD

    Micaela Esquivel, MD

    Clinical Associate Professor, Surgery - General Surgery

    BioDr. Esquivel is a board-certified, fellowship-trained bariatric and minimally invasive surgeon. She is a clinical associate professor of surgery at Stanford University School of Medicine. Specialties of Dr. Esquivel include foregut surgery and bariatric surgery. She performs robotic surgery as well as therapeutic surgical endoscopy.

    She has developed the Bariatric Endoscopy Program of Stanford Health Care. She offers endoscopic sleeve gastroplasty and endoscopic suturing of the gastric pouch and outlet after gastric bypass, and endoscopic sleeve revisions/reductions, for patients experiencing weight regain.

    Dr. Esquivel has a great interest in helping everyone access the care they need. She values work that minimizes disparities and promotes health equity. Research interests of Dr. Esquivel range from the global, like minimum rates of surgery to support desirable outcomes, to the more specific, such as weight loss before bariatric surgery. She has studied access to surgical care in California, as well as access to care in Zambia, Guatemala, and other countries.

    Dr. Esquivel has made numerous presentations on surgical care access, among other topics, at conferences including the American College of Surgeons Clinical Congress, Academic Surgical Congress, and the UK’s Royal Society of Medicine. In addition, she has written more than two dozen articles on topics such as surgical outcomes, weight loss before bariatric surgery, and global access to surgical services. Her work has appeared in JAMA, the World Journal of Surgery, Journal of Surgical Research, Journal of Surgical Education, Lancet, and elsewhere.

    Among her many honors, Dr. Esquivel has won the prestigious Samuel L. Kountz Humanitarian Award, awarded to a Stanford resident distinguished by professionalism, compassion, and respect for the dignity of others—attributes shared by the late Dr. Kountz, a trailblazing surgeon and the first African American surgical resident at Stanford. Dr. Esquivel also won the Resident Research Award of the Year in Stanford General Surgery and the Post-Doctoral Fellowship Award from Stanford’s Hispanic Center for Excellence.

    Dr. Esquivel also directs the “Service Through Surgery: Surgeons with an Impact” course in the Stanford University School of Medicine and is the co-chair of the Stanford Department of Surgery Diversity Cabinet.

  • Mary Estakhri

    Mary Estakhri

    Clinical Assistant Professor (Affiliated), Surgery - General Surgery
    Staff, Surgery - General Surgery

    BioDr. Mary Estakhri practices General and Bariatric Surgery in Pleasanton. She is a fellow of the American College of Surgeons.

    Dr. Estakhri has also held a number of leadership positions including: Medical Director of Bariatric Surgery at Stanford Health Care Tri-Valley, past chair of the Department of Surgery, and a past board member at the American Cancer Society of Contra Costa County.

    She is a 3rd Degree Black Belt (2nd Dan) for the US International Taekwon-Do Federation.

  • Amin Etemad, MBA, SSGB

    Amin Etemad, MBA, SSGB

    Quality Programs Manager, Surgery

    BioAmin Etemad earned a Bachelor's degree in management from l'Université de Montréal's HEC School of Commerce followed by an MBA in Medical Management from the University of St. Thomas in Minneapolis in 2008. He led Amazon fulfillment as an Operations Manager at MSP5 in Shakopee, MN before joining the supply chain team of Minnesota-based Allina Health as a process improvement manager. He then moved to a central QI role at Allina where he was part of MN's Covid surge planning for the ED and ICU in 2020.

    In the fall of 2020, Amin joined Stanford Health as a Quality Improvement Project Manager in Radiology. In 2023, he transitioned to the school of medicine where he leads the quality improvement team in the department of surgery.

    Amin is an avid tennis and soccer player and loves playing acoustic guitar and a classical string instrument called Santoor. He speak5 languages, having grown up on 3 continents and 5 countries, raised in a family of 10+ medical doctors with a continuous love for traveling the world and learning new cultures and cuisines.