About
Dr. Michael Billington brings dual board certification in Emergency Medicine and Critical Care to his role at PrimaryMD. He earned a B.A. in Psychology and Theology from Georgetown University in 2004, where he ran as a Division 1 middle-distance runner and developed a lasting interest in cardiovascular physiology and functional strength training. He earned his M.D. from Washington University in St. Louis.
His residency training ran through the Harvard-Affiliated Emergency Medicine program, and he completed his fellowship in Critical Care Medicine at Brigham and Women's Hospital. Today he serves as Director of the Emergency Medicine and Critical Care Fellowship at Brigham and Women's Hospital and holds a faculty appointment at Harvard Medical School. He also serves as Deputy Editor for the NEJM Journal Watch. His academic interests span critical care education, complications from cancer treatments, and expanding critical care resources in rural settings. His work as a writer for the medical drama series 'The Resident' has sharpened his focus on patient communication and the role of personal narratives in health care.
Education & Training
Undergraduate
B.A., Psychology & Theology, Georgetown University (2004)
Medical School
MD, Washington University in St. Louis
Residency
Harvard-Affiliated Emergency Medicine Residency
Fellowship
Critical Care Medicine Fellowship, Brigham and Women's Hospital
Certifications
Conditions Treated
Who is Dr. Billington right for?
Dr. Billington is a strong fit for patients who want a physician with deep acute and critical care expertise. Adults focused on cardiovascular health, longevity, and performance benefit from his background in physiology and functional strength. Patients managing complex or high-stakes health concerns appreciate his precision-driven approach. His Harvard and Brigham and Women's training makes him well-suited for those who want a rigorously credentialed primary care physician.
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Frequently Asked Questions
Dr. Billington trained at Washington University in St. Louis for medical school and completed his residency through the Harvard-Affiliated Emergency Medicine program. He finished his fellowship in Critical Care Medicine at Brigham and Women's Hospital. He holds board certification in both Emergency Medicine and Critical Care.
Yes. Dr. Billington serves as Director of the Emergency Medicine and Critical Care Fellowship at Brigham and Women's Hospital and holds a faculty appointment at Harvard Medical School. He also serves as Deputy Editor for NEJM Journal Watch.
Dr. Billington focuses on internal medicine, preventive medicine, and longevity care. His background in Emergency Medicine and Critical Care makes him especially effective for patients with cardiovascular risk factors, complex chronic conditions, and performance health goals.
Dr. Billington places real emphasis on personal narratives in health care. His work as a writer for the medical drama 'The Resident' sharpened his ability to translate complex clinical information into clear, meaningful conversations with patients.
Yes. Dr. Billington developed an interest in cardiovascular physiology and functional strength training during his time as a Division 1 middle-distance runner at Georgetown University. He brings that foundation directly into his preventive and longevity work at PrimaryMD.
Dr. Billington's academic interests include critical care education, complications from cancer treatments, and expanding critical care resources in rural settings. He continues this work through his faculty role at Harvard Medical School.
Doctor profile last updated March 21, 2026