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Darrick K. Li, MD, PhD

Contact Information

Darrick K. Li, MD, PhD

Patient Care Location

Mailing Address

  • Yale School of Medicine

    Department of Medicine (Digestive Diseases), PO Box 208019

    New Haven, Connecticut 06520-8019

    United States



Darrick Li, MD, PhD is a gastroenterologist at Yale Medicine specializing in the practice of gastroenterology in the inpatient setting. He is dedicated to providing comprehensive and compassionate care of acute conditions involving the gastrointestinal system for patients admitted to the hospital. He treats a variety of conditions including gastrointestinal bleeding, inflammatory bowel disease, removal of foreign bodies, esophageal disorders, diarrheal illnesses, and evaluation and management of nutritional disorders. He is also heavily engaged in the medical education of fellows, residents, and medical students.

He received his M.D. and Ph.D. at the Columbia College of Physicians and Surgeons and completed both his internal medicine residency and his gastroenterology fellowship at Massachusetts General Hospital. During fellowship he performed translational research in non-alcoholic fatty liver disease and hepatitis C as well as clinical research related to evidence-based methodologies and applications.

His primary interests include management of gastrointestinal bleeding, endoscopic hemostatic techniques, clinical education and quality improvement. He is actively involved in research related to anticoagulation management in gastrointestinal bleeding, clinical trials in hospitalized patients with gastrointestinal disease, quality improvement, and systematic reviews of rare gastrointestinal diseases.

Education & Training

  • Clinical and Research Fellow
    Massachusetts General Hospital (2020)
  • Chief Resident
    Newton- Wellesley Hospital (2017)
  • Resident
    Massachusetts General Hospital (2017)
  • PhD
    Columbia College of Physicians and Surgeons, Molecular Biology (2014)
  • MD
    Columbia College of Physicians and Surgeons (2014)
  • BS
    Yale University, Molecular Biophysics and Biochemistry (2007)
  • MS
    Yale University, Molecular Biophysics and Biochemistry (2007)


  • Board Certification
    AB of Internal Medicine, Internal Medicine (2017)

Honors & Recognition

AwardAwarding OrganizationDate
Quality & Safety Process Improvement GrantYale School of Medicine2021
Fellows Award for Excellence in Clinical TeachingMassachusetts General Hospital2018
AASLD Emerging Liver Scholar AwardAASLD2016
Robert F. Loeb AwardColumbia College of Physicians and Surgeons2014
Alpha Omega AlphaColumbia College of Physicians and Surgeons2013

Professional Service

American College of GastroenterologyEducational Affairs Committee2021 - Present
American Society for Gastrointestinal EndoscopyMember2021 - Present
American College of GastroenterologyMember2018 - Present
American Association for the Study of Liver DiseasesMember2016 - Present
American Gastroenterological AssociationMember2015 - Present

Departments & Organizations