School of Medicine


Showing 11-20 of 78 Results

  • John Clarke

    John Clarke

    Clinical Professor, Medicine - Gastroenterology & Hepatology

    BioDr. John Clarke recently joined the Gastroenterology & Hepatology Division at Stanford University as Director of the Esophageal Program. He previously spent 17 years in Baltimore, including 9 years on the faculty at Johns Hopkins University where he was an Associate Professor and at various times Director of Esophageal Motility, Director of Gastrointestinal Motility, Clinical Director of the Johns Hopkins Center for Neurogastroenterology, and Clinical Director of the Gastroenterology & Hepatology Division at Johns Hopkins Bayview Medical Center.

    His career has combined research, education and clinical care. His clinical areas of expertise include achalasia, dysphagia, eosinophilic esophagitis, esophageal dysmotility, gastroesophageal reflux disease, gastroparesis, GI-manifestations of scleroderma and GI dysmotility. While at Johns Hopkins University, he was inducted into The Miller-Coulson Academy for Clinical Excellence, an institutional honor society for master clinicians at the time limited to 50 members across the entire university.

    From an education standpoint, he has lectured in over a dozen countries, authored over 25 textbook chapters and serves on the educational affairs committee of the American College of Gastroenterology. He has also won several major teaching awards, including The Johns Hopkins University Alumni Association Award for Excellence in Teaching, given to one faculty member per year in the entire School of Medicine.

    His research has focused on optimization and characterization of diagnostic studies to evaluate motility disorders, as well the relationship between therapeutic endoscopic techniques and treatment of motility disorders. He was an investigator on the NIH Gastroparesis Consortium and is also a former recipient of the AGA Don Castell Award.

  • Meredith Craven, PhD, MPH

    Meredith Craven, PhD, MPH

    Clinical Assistant Professor, Medicine - Gastroenterology & Hepatology

    Current Research and Scholarly InterestsDr. Craven’s research reflects her background and interests in psychogastroenterology (GI psychology), public health, and positive psychology. She has collaborated on projects across the spectrum of GI disorders, using quantitative and qualitative methods. She is interested in the role of biopsychosocial factors on symptom perception, experience, and related health outcomes and behaviors. In particular, she is passionate about investigating the role of patient strengths that can be fostered clinically, and mind-body practices.

  • Tami Daugherty

    Tami Daugherty

    Clinical Associate Professor, Medicine - Gastroenterology & Hepatology

    Current Research and Scholarly InterestsDr. Daugherty is a transplant Hepatologist with full-time clinical responsibilities. She is particularly interested in the natural course and management of recurrent Hepatitis C after liver transplant, and the effect of immunosuppression on HCV recurrence.

  • Renumathy Dhanasekaran

    Renumathy Dhanasekaran

    Assistant Professor of Medicine (Gastroenterology)

    Current Research and Scholarly InterestsThe overall goal of my research is to understand the molecular pathogenesis of liver cancer and identify biologically relevant prognostic biomarkers and molecular targets for therapy in patients with hepatocellular carcinoma (HCC). My long-term objective is to improve the clinical outcome of patients with liver cancer.

  • Nikki Duong

    Nikki Duong

    Clinical Assistant Professor, Medicine - Gastroenterology & Hepatology

    Current Research and Scholarly InterestsMy research interests focus on quality improvement and patient reported outcomes in people with cirrhosis. I also have interests in expanding our breadth of knowledge in caring for patients with gastrointestinal and liver disorders who identify as a sexual and gender minority.

  • Chiazotam Ekekezie

    Chiazotam Ekekezie

    Clinical Assistant Professor, Medicine - Gastroenterology & Hepatology

    BioPrior to Stanford, Dr Ekekezie completed internal medicine training and chief residency at Brown University. She moved to Stanford for GI and hepatology fellowship, and served as a chief fellow in her final year. After fellowship, she stayed on joining as a Clinical Assistant Professor and Associate Program Director for the GI fellowship program. She has presented nationally and internationally on topics related to medical education, psychological safety, and inclusion.

    Clinically, Dr Ekekezie welcomes seeing patients with a diverse range of GI-related issues as part of Stanford’s general GI group. She is dedicated to advancing a career in academic medicine that is balanced on her “core-four” pillars: humanism-centered patient care, community-engaged advocacy, service-oriented leadership, and mentoring the next generation of clinicians. She has received numerous awards for excellence in patient care, professionalism, communication, and collaborative consultation, as well as for her skills as an effective leader, mentor, and educator.

  • Samer Eldika

    Samer Eldika

    Clinical Associate Professor, Medicine - Gastroenterology & Hepatology

    BioDr. Eldika received his medical education at the American University of Beirut. He completed his General Gastroenterology Fellowship at the State University of New York in Buffalo and Advanced Endoscopy Fellowship at the University of Virginia. At Ohio State University, he served as the Director of Interventional Endoscopy and Endoscopic Quality. His time at Ohio State University contributed to the growth and maturity of his experience and skills in interventional endoscopy. During his tenure there, he played a major role in building the program of interventional endoscopy in general, as well as interventional endoscopy for the pediatric age group, and the endoscopic quality program. Over the years, he was involved in training several gastroenterology fellows and interventional endoscopists. He recently joined Stanford University where he continues to practice interventional endoscopy and train fellows.
    He is a board-certified Gastroenterologist with clinical interests in pancreaticobiliary diseases, gastrointestinal neoplasia, and related interventional endoscopic procedures. As an endoscopist, he has extensive experience in performing a variety of interventional endoscopic procedures. These procedures include endoscopic ultrasound (EUS)-guided procedures like fine needle aspiration/biopsy, injections, fiducial placement, pseudocyst drainage/necrosectomy, biliary drainage, gastrojejunostomy, transgastric ERCP, and needle-based confocal endomicroscopy for the evaluation of pancreatic cystic lesions. He also performs endoscopic retrograde cholangiopancreatography (ERCP), endoscopic mucosal resection, enteral and stenting, enteral feeding tube placement, as well as deep enteroscopy.
    His research interest evolves around interventional endoscopy, more specifically in the evaluation of pancreatic cystic lesions. Dr. Eldika has received multiple awards in his career, his most recent one being the “Reviewer Award, April 2020,” for his superior contributions to the journal of Gastrointestinal Endoscopy, both through completing high numbers of reviews and for submitting the highest quality of work.
    Dr. Eldika is a fellow of the American Society of Gastrointestinal Endoscopy. He is a member of the American Gastroenterological Association, American College of Gastroenterology, and American Pancreatic Association.
    When not working Dr. Eldika enjoys reading, listening to music, watching sports and walking in nature.

  • Nielsen Fernandez-Becker

    Nielsen Fernandez-Becker

    Clinical Associate Professor, Medicine - Gastroenterology & Hepatology

    BioI am the director of the Celiac Disease Program at Stanford and I am highly experienced in diagnosis and management of celiac disease and gluten associated disorders.
    My objective is to provide excellent and compassionate clinical care for my patients while seeking a better understanding of diseases I treat, particularly Celiac disease (CeD), eosinophilic esophagitis (EoE). My top priorities are patient care and translational research to make new discoveries and improve the care my patients.