Peter V. Johnston
Experienced in Brugada Syndrome

Dr. Peter V. Johnston

Interventional Cardiology | Cardiology
Johns Hopkins Medicine
Johns Hopkins Bayview Medical Center
301 Mason Lord Drive, Suite 3300, Suite 3300, 
Baltimore, MD 

Experienced in Brugada Syndrome
Johns Hopkins Medicine
Johns Hopkins Bayview Medical Center
301 Mason Lord Drive, Suite 3300, Suite 3300, 
Baltimore, MD 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Dr. Johnston joined the Cardiology Faculty in 2008 and currently practices Interventional Cardiology at Johns Hopkins Hospital, Bayview Medical Center, and Johns Hopkins Howard County Medical Center. His primary research interest is in novel therapies for heart failure and he is involved in both clinical trials and pre-clinical studies currently underway at Johns Hopkins.

Dr. Johnston is rated as an Experienced provider by MediFind in the treatment of Brugada Syndrome. His top areas of expertise are Heart Attack, Apoplexy, Arterial Embolism, Bone Marrow Aspiration, and Percutaneous Coronary Intervention (PCI).

His clinical research consists of co-authoring 28 peer reviewed articles and participating in 1 clinical trial. MediFind looks at clinical research from the past 15 years.

Residency
Johns Hopkins University School of Medicine, Cardiology, 2003
Specialties
Interventional Cardiology
Cardiology
Licenses
Internal Medicine in MD
Board Certifications
American Board Of Internal Medicine
Fellowships
Johns Hopkins University School of Medicine, Interventional Cardiology, 2008
Johns Hopkins University School of Medicine, Cardiology, 2007
Hospital Affiliations
The Johns Hopkins Hospital
Johns Hopkins Bayview Medical Center
Johns Hopkins Howard County Medical Center
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
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  • PPO
Blue Cross Blue Shield
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CareFirst
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Cigna
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First Health
  • INSURANCE PLAN
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Geisinger
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Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
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  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
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  • PPO
Humana
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Johns Hopkins Healthcare
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Premera Blue Cross
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  • MEDICARE MAPD
  • OTHER COMMERCIAL
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UnitedHealthcare
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Wellcare
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View 11 Less Insurance Carriers -

Locations

Johns Hopkins Bayview Medical Center
301 Mason Lord Drive, Suite 3300, Suite 3300, Baltimore, MD 21224
Call: 443-997-0270

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


1 Clinical Trials

A Study to Evaluate RenalGuard® System Safety & Efficacy When Compared With Standard Care in the Prevention of Contrast Induced NephRopathy in the SettinG of a Catheterization Laboratory
A Study to Evaluate RenalGuard® System Safety & Efficacy When Compared With Standard Care in the Prevention of Contrast Induced NephRopathy in the SettinG of a Catheterization Laboratory
Enrollment Status: Unknown
Publish Date: February 16, 2023
Intervention Type: Drug, Device
Study Phase: Phase 3

28 Total Publications

Timing of microaxial flow pump in acute myocardial infarction related cardiogenic shock: A national analysis of mortality and complications.
Timing of microaxial flow pump in acute myocardial infarction related cardiogenic shock: A national analysis of mortality and complications.
Journal: Cardiovascular revascularization medicine : including molecular interventions
Published: September 17, 2025
View All 28 Publications
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Dr. Joseph A. Vassallo is a cardiologist affiliated with Sibley Memorial Hospital and Suburban Hospital. He practices out of Cardiology and Internal Medicine, located in Chevy Chase, Maryland. Dr. Vassallo has expertise in cardiovascular disease, arrhythmia evaluation and internal medicine. Dr. Vassallo earned his medical degree from State University of New York at Buffalo School of Medicine. He completed a residency in internal medicine at New England Medical Center. Dr. Vassallo is a fellow of the American College of Cardiology. Dr. Vassallo is rated as a Distinguished provider by MediFind in the treatment of Brugada Syndrome. His top areas of expertise are Heart Murmurs, Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol.

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 (34.6 miles away)
301-670-3000
Languages Spoken:
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Rajeev Patel is a Cardiologist in Rockville,, Maryland. Dr. Patel is rated as a Distinguished provider by MediFind in the treatment of Brugada Syndrome. His top areas of expertise are Heart Attack, Apoplexy, Inappropriate Sinus Tachycardia (IST), and Familial Ventricular Tachycardia.

Thomas S. Metkus
Advanced in Brugada Syndrome
Dr. Thomas S. Metkus
Cardiology
Advanced in Brugada Syndrome
Dr. Thomas S. Metkus
Cardiology

The Johns Hopkins Hospital

1800 Orleans Street, 
Baltimore, MD 
 (0.1 miles away)
410-955-5000
Languages Spoken:
English
See accepted insurances

Dr. Thomas Stephen Metkus is an assistant professor of cardiology at the Johns Hopkins University School of Medicine. His research focuses on using cardiac physiology for risk stratification and therapeutics in non-cardiac critical illness such as sepsis and the acute respiratory distress syndrome (ARDS), and optimizing the management of non-cardiac organ failure in primary cardiac diseases such as heart failure and acute coronary syndromes. Dr. Metkus received his undergraduate degree from Boston University College of Engineering. He earned a medical degree from the University of Pennsylvania School of Medicine and completed a residency at Brigham and Women’s Hospital. After completing residency, Dr. Metkus was a clinical fellow at both Harvard Medical School and Johns Hopkins Hospital. Prior to joining the faculty at the Johns Hopkins Medical School he was an instructor of medicine at the Harvard Medical School. His educational focus includes teaching clinical cardiology and critical care, echocardiography, and electrocardiography to students, residents, and fellows at the Johns Hopkins Hospital. Videos Dr. Thomas Metkus. Dr. Metkus is rated as a Distinguished provider by MediFind in the treatment of Brugada Syndrome. His top areas of expertise are Heart Attack, Apoplexy, Arterial Embolism, Heart Bypass Surgery, and Coronary Artery Bypass Graft (CABG).

VIEW MORE BRUGADA SYNDROME DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Johnston's expertise for a condition
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    • Distinguished
    • Apoplexy
      Dr. Johnston is
      Distinguished
      . Learn about Apoplexy.
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    • Heart Attack
      Dr. Johnston is
      Distinguished
      . Learn about Heart Attack.
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    • Advanced
    • Angina
      Dr. Johnston is
      Advanced
      . Learn about Angina.
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    • Arterial Embolism
      Dr. Johnston is
      Advanced
      . Learn about Arterial Embolism.
      See more Arterial Embolism experts
    • Atherosclerosis
      Dr. Johnston is
      Advanced
      . Learn about Atherosclerosis.
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    • Bone Marrow Aspiration
      Dr. Johnston is
      Advanced
      . Learn about Bone Marrow Aspiration.
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    • Coronary Heart Disease
      Dr. Johnston is
      Advanced
      . Learn about Coronary Heart Disease.
      See more Coronary Heart Disease experts
    • Familial Ventricular Tachycardia
      Dr. Johnston is
      Advanced
      . Learn about Familial Ventricular Tachycardia.
      See more Familial Ventricular Tachycardia experts
    View All 9 Advanced Conditions
    • Experienced
    • Angioplasty
      Dr. Johnston is
      Experienced
      . Learn about Angioplasty.
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    • Anomalous Left Coronary Artery from the Pulmonary Artery
      Dr. Johnston is
      Experienced
      . Learn about Anomalous Left Coronary Artery from the Pulmonary Artery.
      See more Anomalous Left Coronary Artery from the Pulmonary Artery experts
    • Arrhythmias
      Dr. Johnston is
      Experienced
      . Learn about Arrhythmias.
      See more Arrhythmias experts
    • Arrhythmogenic Right Ventricular Cardiomyopathy
      Dr. Johnston is
      Experienced
      . Learn about Arrhythmogenic Right Ventricular Cardiomyopathy.
      See more Arrhythmogenic Right Ventricular Cardiomyopathy experts
    • Atrial Fibrillation
      Dr. Johnston is
      Experienced
      . Learn about Atrial Fibrillation.
      See more Atrial Fibrillation experts
    • Bidirectional Tachycardia
      Dr. Johnston is
      Experienced
      . Learn about Bidirectional Tachycardia.
      See more Bidirectional Tachycardia experts
    View All 30 Experienced Conditions
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