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Photo of Dr. Sunil Sinha

Sunil Kumar Sinha, M.D.

Assistant Professor of Medicine


Appointment Phone


Main Location

Johns Hopkins Heart and Vascular Institute

Out-of-State & International Patients +
Out of State Patients

Call 410-464-6641 (8a.m. to 6p.m., EST, Mon-Fri)

Learn more about our out-of-state patient services »

International Patients

Call +1-410-502-7683 (7a.m. to 6p.m., EST, Mon-Fri)

Learn more about our international patient services »


  • Assistant Professor of Medicine

Centers & Institutes



Johns Hopkins Heart and Vascular Institute

Appointment Phone: 443-997-0270

600 N. Wolfe Street
Sheikh Zayed Tower, #7125
Baltimore, MD 21287 map
Phone: 410-955-2412

Johns Hopkins Cardiology - Columbia

Appointment Phone: 443-997-0270

5450 Knoll North Drive
Columbia, MD 21045 map
Phone: 410-955-2412
Fax: 410-955-8883

Johns Hopkins Medicine - Howard County

Appointment Phone: 443-997-0270

10710 Charter Drive
Medical Pavilion
Columbia, MD 21044 map
Phone: 410-955-2412


Ablation, Angina, Arrhythmia, Arrhythmogenic Right Ventricular Dysplasia, Atrial Fibrillation, Atrial Flutter, Atrial Tachycardia, Bradycardia, Cardiac Anesthesia, Cardiac Catheterization, Cardiac Disease, Cardiac Electrophysiology, Cardiology, Cardiomyopathy, Cardiovascular Computed Tomography, Cardiovascular Diseases, Cardiovascular Medicine, Cardioversion, Catheter Ablation Therapy, Chest Pain, Coronary Artery Disease, CT Angiography, Defibrillators, Device Therapy, Echocardiography, Echocardiography and Nuclear Cardiology , Electrophysiology, Event Monitors, Heart Attack, Heart Disease, Heart Failure, Holter Monitoring, Implantable Cardioverter-Defibrillator Therapy, Invasive Cardiology, Irregular Heartbeat, Long QT Syndrome, Pacemakers, Pacing, Palpitations, Paroxysmal Supraventricular Tachycardia, Premature Coronary Artery Disease, Stenting, Stress Testing, Supraventricular Tachycardia, Syncope, Tachycardias, Tilt Table Test, Ventricular Arrhythmias, Ventricular Tachycardia

Research Interests

Atrial Fibrillation - Catheter Ablation; Defibrillator and Pacemaker Therapy; Sudden Cardiac Death


Dr. Sunil Kumar Sinha is an assistant professor of medicine in the Division of Cardiology at the Johns Hopkins University School of Medicine. He is also the medical director of Arrhythmia Service at Frederick Memorial Hospital.  Dr. Sinha is also an attending physician at Howard County General Hospital. He is currently engaged in research on atrial fibrillation and catheter ablation, defibrillator and pacemaker therapy and sudden cardiac death.

Dr. Sinha received his undergraduate degree and medical degree from the University of Manitoba in Canada. He completed a residency at the University of Western Ontario. Dr. Sinha completed a clinical cardiac electrophysiology fellowship at Mount Sinai School of Medicine prior to joining the Johns Hopkins faculty in 2005. 

Besides his teaching and clinical engagements, Dr. Sinha is on the editorial board for Heart Rhythm, the official journal of the Heart Rhythm Society and the Cardiac Electrophysiology Society, and was recognized with the “Remarkable Reviewer” award from 2006-2016. more

  • Additional Information

  • Education +


    • University of Manitoba Faculty of Medicine / MD (1997)


    • Faculty of Medicine & Dentistry Schulich School of Mjedicine & Dentistry / Internal Medicine (2000)


    • St Boniface General Hospital / Cardiology (2003)
    • Mount Sinai School of Medicine / Cardiac Electrophysiology (2005)


    • American Board of Internal Medicine / Cardiovascular Disease (2003)
    • American Board of Internal Medicine / Clinical Cardiac Electrophysiology (2006)
  • Research & Publications +


    A retrospective cohort analysis of 3-D electro-anatomic mapping versus non-3-D electro-anatomic mapping for catheter ablation of AVNRT at Johns Hopkins Hospital. Research focuses upon outcomes with initial ablation as well as outcomes with concomitant ablation.

    Dr. Sinha is also analyzing the clinical impact of software reset due to expected pacemaker battery depletion in patients slated for pacemaker exchange surgery.

  • Academic Affiliations & Courses +
  • Activities & Honors +


    • “Physician Educator/Teacher of the Year” Physician/Nurse Collaboration Award – 2010, awarded by Howard County General Hospital upon nomination from hospital nurses., 2010 - 2011
    • “Remarkable Reviewer” 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, and 2016 by Heart Rhythm, the official journal of the Heart Rhythm Society and the Cardiac Electrophysiology Society.
  • Videos & Media +
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