Kumar Dharmarajan MD MBA
Postdoctoral Research Fellow
Biographical Info

Kumar Dharmarajan MD MBA is a fellow in cardiology at Columbia University Medical Center and is currently a visiting scholar at the Yale-New Haven Hospital Center for Outcomes Research and Evaluation. Dr. Dharmarajan's primary interests are in improving health outcomes for older persons with cardiopulmonary disease.
Under the mentorship of Dr. Harlan Krumholz, Dr. Dharmarajan is currently studying treatment complexity among patients hospitalized with heart failure, pneumonia, and chronic obstructive pulmonary disease. He is also studying the clinical epidemiology of hospital readmissions and the relationship of hospital readmission performance to patterns of rehospitalization. In collaboration with an international team of researchers, Dr. Dharmarajan is also helping design the largest registry for myocardial infarction in China.
Prior to joining CORE, Dr. Dharmarajan had completed his training in internal medicine and geriatrics at Massachusetts General Hospital and his medical and business degrees at Columbia University. He is currently supported by an NIH T32 award from Columbia; he is also supported as a Centers of Excellence Scholar in Geriatric Medicine at Yale by The John A. Hartford Foundation and the American Federation for Aging Research. Dr. Dharmarajan is a staff editor of the journal Circulation: Cardiovascular Quality and Outcomes.
Education & Training
- AB
- Harvard College (2001)
- M.B.A.
- Columbia Business School (2006)
- M.D.
- Columbia College of Physicians and Surgeons (2006)
- Intern and Resident
- Massachusetts General Hospital, Internal Medicine (2006 - 2009)
- Clinical Fellow in Geriatrics
- Massachusetts General Hospital, Internal Medicine (2009 - 2010)
- Fellow in Cardiology
- Columbia University Medical Center, Internal Medicine (2010 - 2014)


