Skip to Main Content


Thilan Wijesekera, MD, MHS

Assistant Professor; Director of Performance Improvement, Yale School of Medicine; Course Director, Clinical Reasoning and Decision Making; Associate, Educator Development in Clinical Reasoning, Teaching and Learning Center; Section Leader, Interprofessional Longitudinal Clinical Experience; Advisor, Clinician Educator Distinction, Internal Medicine Residency Programs; Member, Course Review Committee



Thilan Wijesekera, MD, MHS received his medical degree from the University of Rochester School of Medicine and Dentistry before completing his residency training in Yale University’s Primary Care Residency Program. He subsequently completed a General Internal Medicine Fellowship in Medical Education at Yale University School of Medicine, during which he received a Master of Health Science degree in the Medical Education Pathway.

In 2018, he joined the Academic Hospitalist Program in the Yale Section of General Internal Medicine. He is active in medical education, particularly at Yale University School of Medicine, where he has roles as the Director of Clinical Reasoning and a section leader in the Interprofessional Longitudinal Clinical Experience. He also has a role in the Teaching and Learning Center as an Associate for Clinical Reasoning Educator Development, where he provides and collaborates on consultations, workshops, and scholarship related to teaching clinical reasoning.

Dr. Wijesekera's educational interests include clinical skills, curriculum development, interprofessional education and mentorship for medical students and residents. His research interests include clinical reasoning, diagnostic error, and interprofessional education with recent publications in JAMA Internal Medicine, Academic Medicine, and Journal of General Internal Medicine. He gives faculty development workshops regionally and nationally on teaching clinical reasoning and diagnostic error, on which he completed a fellowship with the Society to Improve Diagnosis in Medicine (2018).

Education & Training

  • MHS
    Yale University (2018)
  • General Internal Medicine Fellow in Medical Education
    Yale School of Medicine (2018)
  • Assistant and Senior Resident
    Yale-New Haven Hospital (2016)
  • Intern
    Yale-New Haven Hospital (2014)
  • MD
    University of Rochester School of Medicine and Dentistry (2013)
  • BA
    Duke University (2009)

Honors & Recognition

AwardAwarding OrganizationDate
#TeachDx Faculty Development AcademicThe Society to Improve Diagnosis in Medicine (SIDM)2021
Best Education PosterDiagnostic Error in Medicine’s 12th International Conference, Washington, D.C., November 10–13, 20192019
John W. Brackett Award for Resident TeacherYale University School of Medicine2016
Power Day Resident AwardYale University School of Medicine2015

Departments & Organizations