Skip Navigation

COVID-19 Update

Find a Doctor

Find a Researcher


Olurotimi Olorunfemi Mesubi, M.B.B.S., M.P.H.

Photo of Dr. Olurotimi Olorunfemi Mesubi, M.B.B.S., M.P.H.
  • Assistant Professor of Medicine

Languages: English, Yoruba


Arrhythmia, Arrhythmogenic Right Ventricular Cardiomyopathy, Arrhythmogenic Right Ventricular Dysplasia, Atrial Fibrillation, Brugada syndrome, Cardiac Arrhythmias, Cardiac Electrophysiology, Cardiology, Cardiomyopathy, Cardiovascular Diseases, Clinical Cardiac Electrophysiology, Electrophysiology, Inherited Arrhythmia Disorders, Irregular Heartbeat, Long QT Syndrome, Supraventricular Tachycardia, Syncope, Ventricular Arrhythmias, Ventricular Tachycardia more


Johns Hopkins Bayview Medical Center

4940 Eastern Avenue
Baltimore, MD 21224 map

The Johns Hopkins Hospital

600 N. Wolfe Street
Baltimore, MD 21287 map


Olurotimi Mesubi, M.B.B.S., M.P.H., is a board-certified cardiologist, specializing in clinical cardiac electrophysiology. He practices primarily in Baltimore, Maryland. He is an assistant professor of medicine in the Division of Cardiology at the Baltimore-based Johns Hopkins University School of Medicine.

As a clinical cardiac electrophysiologist, Dr. Mesubi specializes in the diagnosis and treatment of cardiac arrhythmias, which are heart rhythm disorders that cause the heart to beat irregularly. He has particular interest and expertise in inherited arrhythmia disorders and channelopathies, such as long QT syndrome, Brugada syndrome, CPVT, muscular dystrophies and arrhythmogenic cardiomyopathies. Dr. Mesubi performs pacemaker and defibrillator implantations and complex catheter ablations for cardiac arrhythmias.

His basic research focus explores the molecular mechanisms linking diabetes mellitus to atrial fibrillation. more


  • Assistant Professor of Medicine

Departments / Divisions



  • MBBS, University Of Ilorin (1998)


  • MetroHealth Medical Center / Internal Medicine/Pediatrics (2011)


  • University of Iowa Hospitals and Clinics / Cardiovascular Disease (2014)
  • Johns Hopkins University School of Medicine / Cardiac Electrophysiology (2019)

Board Certifications

  • American Board of Internal Medicine / Cardiovascular Disease (2010)
  • American Board of Internal Medicine / Clinical Cardiac Electrophysiology (2019)
  • American Board of Internal Medicine / Internal Medicine (2010)

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

  • ...Loading ratings...
  • ... 
  • ... 
  • ... 
  • ... 
  • ... 


Is this you? Edit Profile
back to top button