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

Headshot of Olurotimi Olorunfemi Mesubi
  • 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 Disease, Clinical Cardiac Electrophysiology, Electrophysiology, Inherited Arrhythmia Disorders, Irregular Heartbeat, Long QT Syndrome, Supraventricular Tachycardia, Syncope, Ventricular Arrhythmias, Ventricular Tachycardia ...read more

Request an Appointment

Insurance Information

Main Phone

Outside of Maryland & Washington D.C.

Request Appointment

International Patients

Request Appointment


Johns Hopkins Bayview Medical Center

Appointment Phone: 443-997-0270
4940 Eastern Avenue
Baltimore, MD 21224
Johns Hopkins Bayview Medical Center - Google Maps

The Johns Hopkins Hospital

Appointment Phone: 443-997-0270
600 N. Wolfe Street
Baltimore, MD 21287
The Johns Hopkins Hospital - Google Maps


Olurotimi Mesubi, M.B.B.S., M.P.H., is a 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.

...read more


  • Assistant Professor of Medicine

Departments / Divisions



  • MBBS; University Of Ilorin (1998)


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


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

Board Certifications

  • American Board of Internal Medicine (Cardiovascular Disease) (2016)
  • American Board of Internal Medicine (Clinical Cardiac Electrophysiology) (2019)
  • American Board of Internal Medicine (Internal Medicine) (2010)
Is this you? Edit Profile
back to top button