The 20 Best Arrhythmias Doctors Near Me in Baltimore, MD

Find the Top Arrhythmias Experts and Specialists

The 20 Best Arrhythmias Doctors near Baltimore, MD

Last Updated: 02/22/2026

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MediFind found 241 doctor with experience in Arrhythmias near Baltimore, MD. Of these, 172 are Experienced, 46 are Advanced, 20 are Distinguished and 3 are Elite.

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241 providers found
    Ronald D. Berger
    Elite in Arrhythmias
    Cardiac Electrophysiology | Cardiology
    Elite in Arrhythmias
    Cardiac Electrophysiology | Cardiology

    Johns Hopkins Outpatient Center

    601 North Caroline Street, Suite 7200, Suite 7200, 
    Baltimore, MD 
     (0.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Degrees: BS: Massachusetts Institute of Technology 1981 Electrical Engineering MS: Massachusetts Institute of Technology 1983 Electrical Engineering PhD: Massachusetts Institute of Technology 1987 Electrical Engineering MD: Harvard 1987 Medicine Professional Appointments: 1987-1988 Intern in Medicine, Brigham and Women's Hospital 1988-1990 Resident in Medicine, Brigham and Women's Hospital 1988-1990 Research Scientist, Harvard M.I.T. Division of H.S.T. 1990-1993 Fellow in Cardiology, Johns Hopkins University 1993-1998 Assistant Professor of Medicine, Johns Hopkins University 1996- Co-Director of Cardiac Electrophysiology, Johns Hopkins Hospital 1998-2005 Associate Professor of Medicine, Johns Hopkins University 2002-2005 Associate Professor of Biomedical Engineering, Johns Hopkins University 2005- Professor of Medicine, Johns Hopkins University 2005- Professor of Biomedical Engineering, Johns Hopkins University. Dr. Berger is rated as an Elite provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Atrial Fibrillation, Arrhythmias, Ventricular Tachycardia, Cardiac Ablation, and Pacemaker Implantation.

    Elite in Arrhythmias
    Internal Medicine
    Elite in Arrhythmias
    Internal Medicine

    University Of Maryland Pediatric Associates PA

    22 S Greene St, 
    Baltimore, MD 
     (0.8 miles away)
    Languages Spoken:
    English

    Stephen Shorofsky is an Internal Medicine provider in Baltimore, Maryland. Dr. Shorofsky is rated as an Elite provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Arrhythmias, Ventricular Tachycardia, Paroxysmal Supraventricular Tachycardia (PSVT), Cardiac Ablation, and Pacemaker Implantation.

    Joseph Marine
    Distinguished in Arrhythmias
    Cardiac Electrophysiology | Cardiology
    Distinguished in Arrhythmias
    Cardiac Electrophysiology | Cardiology

    Johns Hopkins Outpatient Center

    601 North Caroline Street, Suite 7200, Suite 7200, 
    Baltimore, MD 
     (0.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Joseph Marine, MD, MBA, FACC, FHRS, is a clinical cardiac electrophysiologist who practices primarily at the Johns Hopkins Hospital in Baltimore, Maryland. He is a Professor of Medicine at the Johns Hopkins University School of Medicine and holds appointments as Vice-Director of Operations for the Division of Cardiology and Section Chief of Cardiology for Johns Hopkins Community Physicians. He trained at UC San Francisco Medical School, Brigham and Women’s Hospital/Harvard Medical School, Boston University Medical Center, and Beth Israel Deaconess Medical Center. Dr. Marine has lectured widely on a variety of arrhythmia topics and has served as a co-director of the American College of Cardiology (ACC) Cardiovascular Overview and Board Review Course for 10 years. He currently serves on the ACC Board of Governors and is co-editor of the ACC/HRS EP Self-Assessment Program. He also serves on other committees for the ACC, the Heart Rhythm Society, and MedChi. He is co-author of more than 130 original research and review articles and has served on writing committees for several national cardiology practice and training guidelines. As a clinical cardiac electrophysiologist, Dr. Marine specializes in the diagnosis and treatment of arrhythmias, which are heart rhythm disorders that cause the heart to beat too rapidly, too slowly, or irregularly. His research focuses on further improving the safety and effectiveness of catheter ablation and other treatments for atrial fibrillation and other atrial and ventricular arrhythmias. Dr. Marine is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Atrial Fibrillation, Atrioventricular Nodal Reentrant Tachycardia (AVNRT), Arrhythmias, Cardiac Ablation, and Heart Transplant.

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    Henry R. Halperin
    Distinguished in Arrhythmias
    Cardiac Electrophysiology | Cardiology
    Distinguished in Arrhythmias
    Cardiac Electrophysiology | Cardiology

    The Johns Hopkins Hospital

    1800 Orleans Street, 
    Baltimore, MD 
     (1.1 miles away)
    Languages Spoken:
    English

    Dr Halperin received the B.S degree in physics with highest distinction from Purdue University, the M.A. degree in physics from the University of California, Berkeley, and the M.D. degree from Louisiana State University, New Orleans, Louisiana. He is a member of Phi Beta Kappa, an Established Investigator and Fellow of the American Heart Association, and a McClure Fellow of the Johns Hopkins University Applied Physics laboratory. Dr. Halperin is currently a Professor of Medicine, Radiology and Biomedical Engineering at the Johns Hopkins Medical Institutions. He is the co-director of the Cardiovascular Imaging Center of Excellence. He serves on the editorial board of the journal Resuscitation, and is a past chair of the national American Heart Association Advanced Cardiovascular Life Support Subcommittee and a past member of the Emergency Cardiac Care Committee. Ten of his students have received young investigator awards from the American Heart Association and Heart Rhythm Society, and he has ongoing support from the National Institutes of Heath for his research programs. He has over 120 peer-reviewed publications and over 20 patents issued. Dr. Halperin is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Ventricular Fibrillation, Heart Attack, Ventricular Tachycardia, Cardiac Ablation, and Lithotripsy.

    David D. Spragg
    Distinguished in Arrhythmias
    Cardiology | Cardiac Electrophysiology
    Distinguished in Arrhythmias
    Cardiology | Cardiac Electrophysiology

    Johns Hopkins Bayview Medical Center

    Baltimore, MD 
     (3.3 miles away)
    Languages Spoken:
    English, German

    Dr. David Douglass Spragg is a Professor of Medicine in the Department of Medicine (Division of Cardiology) at Johns Hopkins. In addition, he is the inaugural Edward St. John Professor of Cardiology. His research focuses on treatments for atrial fibrillation (AF), and particularly on catheter ablation for AF. Dr. Spragg received his undergraduate degree in the Comparative Study of Religion from Harvard College. He earned his medical degree from the College of Physicians and Surgeons at Columbia University. After pursuing a Sarnoff Cardiovascular research fellowship at Brigham and Women's Hospital, Dr. Spragg completed his internship and residency at Massachusetts General Hospital. He came to Johns Hopkins in 2001 for Cardiology and Cardiac EP fellowships. He served as chief fellow for the Cardiology program, and was recognized for his research during fellowship as the Michel Mirowski Cardiology Fellow. Dr. Spragg joined the faculty as an Assistant Professor in 2006, and was promoted to Associate Professor in 2014. He was promoted to the rank of Professor of Medicine in 2024. Besides his teaching and clinical appointments at the Johns Hopkins School of Medicine, Dr. Spragg is the Director of the Johns Hopkins Atrial Fibrillation Research Program. He is a Fellow of the Heart Rhythm Society. Dr. Spragg is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Atrial Fibrillation, Arrhythmias, Cardiac Tamponade, Cardiac Ablation, and Pacemaker Implantation.

    Jonathan Chrispin
    Elite in Arrhythmias
    Cardiac Electrophysiology | Cardiology
    Elite in Arrhythmias
    Cardiac Electrophysiology | Cardiology

    Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville

    10755 Falls Road, Pavilion I STE 360, Pavilion I STE 360, 
    Lutherville, MD 
     (10.4 miles away)
    Experience:
    17+ years
    Languages Spoken:
    English

    Jonathan Chrispin, M.D., is an Associate Professor of Medicine in the Johns Hopkins Medicine Division of Cardiology, Electrophysiology and Arrhythmia, as well as an Associate Professor of Biomedical Engineering at Johns Hopkins University. Dr. Chrispin focuses on all aspects of clinical electrophysiology, including pacemaker/defibrillator implantation and complex catheter ablation for atrial and ventricular arrhythmias. Dr. Chrispin received his Bachelor of Arts degree from Harvard University. He received his Doctor of Medicine degree from Vanderbilt University. He completed intern and residency training in internal medicine at The Johns Hopkins Hospital, where he also completed a fellowship in cardiovascular disease and served as chief clinical cardiac electrophysiology fellow. He is a member of the American College of Cardiology, the American Heart Association, and the Heart Rhythm Society. Dr. Chrispin directs the Ventricular Arrhythmia Ablation and Research program, focusing on using advanced cardiac imaging to better understand the structural substrate associated with the development of ventricular arrhythmias and using artificial intelligence to improve the risk stratification of sudden cardiac death. Further, he is involved in developing clinical trials to improve the safety and efficacy of catheter ablation for the treatment of ventricular tachycardia. His work has led to Dr. Chrispin publishing in a number of international journals, including Circulation, the Journal of the American College of Cardiology, Heart Rhythm Journal, Nature Cardiovascular Research, Journal of the American Heart Association, and EP Europace. Dr. Chrispin is rated as an Elite provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Ventricular Tachycardia, Arrhythmias, Sarcoidosis, Cardiac Ablation, and Pacemaker Implantation.

    Distinguished in Arrhythmias
    Cardiology
    Distinguished in Arrhythmias
    Cardiology

    Office

    419 W Redwood St Ste 520, 
    Baltimore,, MD 
     (0.7 miles away)
    Languages Spoken:
    English

    Robert Hood is a Cardiologist in Baltimore,, Maryland. Dr. Hood is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Familial Ventricular Tachycardia, Necrosis, Mitral Valve Regurgitation, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

    Distinguished in Arrhythmias
    Distinguished in Arrhythmias

    University Of Maryland Pediatric Associates PA

    22 S Greene St, 
    Baltimore, MD 
     (0.8 miles away)
    Languages Spoken:
    English

    Robert Benitez is a Cardiologist in Baltimore, Maryland. Dr. Benitez is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Mitral Valve Regurgitation, Necrosis, Cardiogenic Shock, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

    Distinguished in Arrhythmias
    Distinguished in Arrhythmias

    St. Agnes Healthcare Inc.

    3407 Wilkens Ave Ste 300, 
    Baltimore, MD 
     (4.4 miles away)
    Languages Spoken:
    English

    Russell Hillsley is a Cardiologist in Baltimore, Maryland. Dr. Hillsley is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Sick Sinus Syndrome, Arrhythmias, Familial Progressive Cardiac Conduction Defect, Pacemaker Implantation, and Cardiac Ablation.

    Distinguished in Arrhythmias
    Distinguished in Arrhythmias

    St. Agnes Healthcare Inc.

    3407 Wilkens Ave Ste 300, 
    Baltimore,, MD 
     (4.4 miles away)
    Languages Spoken:
    English

    Frederick Kuhn is a Cardiologist in Baltimore,, Maryland. Dr. Kuhn is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Coronary Heart Disease, Arrhythmias, Catecholaminergic Polymorphic Ventricular Tachycardia, and Ventricular Tachycardia.

    Oscar Cingolani
    Advanced in Arrhythmias
    Advanced in Arrhythmias

    Johns Hopkins Outpatient Center

    601 North Caroline Street, Suite 7200, Suite 7200, 
    Baltimore, MD 
     (0.1 miles away)
    Languages Spoken:
    English, Spanish

    Dr. Cingolani is an Associate Professor at The Johns Hopkins University School of Medicine, Division of Cardiology. He earned his medical degree from Universidad Nacional de La Plata, Argentina, and completed his Internship and Internal Medicine Residency at CEMIC, Buenos Aires, Argentina, and hypertension research post-doctoral fellowship at Henry Ford Hospital, Detroit, MI. After completing his Internal Medicine Residency at The Reading Hospital and Medical Center in Pennsylvania, Dr. Cingolani joined The Johns Hopkins Hospital as a Cardiology fellow, where he remained in the Faculty after his training. Currently, he is the Associate Director of The Johns Hopkins Hospital Coronary Care Unit, Director of the Hypertension Center and member of the Echocardiography Lab and Outpatient Cardiology Clinic. He also teaches pathophysiology to medical students. Dr. Cingolani’s research interests focus on hypertensive heart disease and its transition to heart failure. He aims to elucidate the mechanism/s by which certain matricellular proteins present in the heart seem to play a protective role. His research is mainly supported by the National Institute of Health (NIH). He is also the principal investigator of the DREAM study group, studying the effect of Melatonin in preventing atrial fibrillation in patients undergoing cardiac surgery. Dr. Cingolani has been recognized by the Council for High Blood Pressure Research of the American Heart Association for his work in hypertension and is the 2011 recipient of the PJ Schafer Memorial Heart Research Award, the 2012 Michel Mirowski Discovery Fund Award, and 2013 Magic that matters Fund. Dr. Cingolani is rated as an Advanced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Paroxysmal Supraventricular Tachycardia (PSVT), Multifocal Atrial Tachycardia, Atrioventricular Nodal Reentrant Tachycardia (AVNRT), Cardiac Ablation, and Tissue Biopsy.

    Konstantinos Aronis
    Advanced in Arrhythmias
    Advanced in Arrhythmias

    Johns Hopkins Outpatient Center

    601 North Caroline Street, Suite 7200, Suite 7200, 
    Baltimore, MD 
     (0.1 miles away)
    Languages Spoken:
    English, Greek
    Offers Telehealth

    Dr. Aronis is an Assistant Professor of Medicine in the Division of Cardiology at the Johns Hopkins School of Medicine, the Director of the Complex Adult Congenital Heart Disease Ablation Program, and the Associate Director of the Ventricular Tachycardia Ablation Program. He performs all types of electrophysiology procedures, with a special focus on complex catheter ablations for atrial and ventricular arrhythmias as well as complex ablations for arrhythmias in patients with adult congenital heart diseases. Dr. Aronis received his M.D. and Ph.D. degrees with Summa Cum Laude honors from the University of Patras School of Medicine in Greece. He completed his internal medicine residency training at Boston University Medical Center both his Cardiovascular Disease and Clinical Cardiac Electrophysiology fellowships at The Johns Hopkins Hospital. In addition, he has completed a post-doctoral research fellowship in Translational Research at Beth Israel Deaconess Medical Center / Harvard Medical School and an NIH funded (T-32) post-doctoral research fellowship in computational electrophysiology at the Institute of Computational Medicine at the Johns Hopkins Whiting School of Engineering. He actively engages in clinical trials and research studies aimed at improving patient outcomes and advancing the understanding of cardiac arrhythmias. He is a member of the American College of Cardiology, American Heart Association, and Heart Rhythm Society. Dr. Aronis is rated as an Advanced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Atrial Fibrillation, Ventricular Tachycardia, Arrhythmias, Cardiac Ablation, and Pacemaker Implantation.

    Charles Love
    Advanced in Arrhythmias
    Cardiac Electrophysiology | Cardiology
    Advanced in Arrhythmias
    Cardiac Electrophysiology | Cardiology

    Johns Hopkins Outpatient Center

    601 North Caroline Street, Suite 7200, Suite 7200, 
    Baltimore, MD 
     (0.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Charles Love is director of the Johns Hopkins Cardiac Rhythm Device Service. Dr. Love is one of the foremost international authorities on pacemaker and implantable cardioverter defibrillator implantation and management. He manages patients with all types of heart rhythm disorders and has particular interest in lead extraction and lead management strategies, with an emphasis on new tools to reduce complications and strategies to reduce infection. Dr. Love is rated as an Advanced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Arrhythmias, Sick Sinus Syndrome, Ventricular Tachycardia, Pacemaker Implantation, and Cardiac Ablation.

    Richard Carrick
    Advanced in Arrhythmias
    Advanced in Arrhythmias

    Johns Hopkins Outpatient Center

    601 North Caroline Street, Suite 7200, Suite 7200, 
    Baltimore, MD 
     (0.1 miles away)
    Languages Spoken:
    English
    Offers Telehealth

    Dr. Richard (Rick) Carrick is a general cardiologist in the Johns Hopkins Division of Medicine and is an assistant professor of medicine at the Johns Hopkins School of Medicine. He also serves as associate director of the Johns Hopkins Hypertrophic Cardiomyopathy Center of Excellence. Originally from Massachusetts, he completed his medical training as well as a Ph.D. in Bioengineering at the University of Vermont and did his internal medicine residency training at Tufts Medical Center in Boston, MA. He completed his Cardiovascular Disease Fellowship and a T32 Research Fellowship at Johns Hopkins. His research focuses on the use of advanced computational techniques like machine-learning and artificial intelligence to improve risk stratification in patients with inherited heart disease. Clinically, he specializes in echocardiography and the care of patients with hypertrophic cardiomyopathy (HCM) and other genetic cardiomyopathies. Dr. Carrick is rated as an Advanced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Cardiomyopathy, Hypertrophic Cardiomyopathy (HCM), Ventricular Tachycardia, Arrhythmias, and Cardiac Ablation.

    Katherine Wu
    Advanced in Arrhythmias
    Cardiology
    Advanced in Arrhythmias
    Cardiology

    Johns Hopkins Outpatient Center

    Baltimore, MD 
     (0.1 miles away)
    Languages Spoken:
    English

    Dr. Katherine Wu is a general cardiologist for the Heart and Vascular Institute at Johns Hopkins Medicine with an interest in caring for patients with cardiomyopathies, coronary artery disease, and valvular heart disease as well as those interested in cardiovascular prevention. She has additional expertise in non-invasive cardiology imaging techniques. Dr. Wu received her medical degree from the University of Pennsylvania Health System School of Medicine, and completed her residency and a cardiology fellowship at the Johns Hopkins University School of Medicine. She joined the School of Medicine faculty in 2000. Dr. Wu's research interests include improving individualized risk prediction for sudden cardiac death and heart failure by developing and validating methods that incorporate novel cardiac imaging indices. Her lab is funded by the NIH/NHLBI. Dr. Wu has more than 70 peer-reviewed publications and serves on the editorial board of the Journal of Cardiovascular Magnetic Resonance and Circulation Cardiovascular Imaging and is a standing member of the NIH Clinical and Integrative Cardiovascular Sciences Study Section. Dr. Wu is rated as an Advanced provider by MediFind in the treatment of Arrhythmias. Her top areas of expertise are Cardiomyopathy, Atrial Fibrillation, Heart Attack, and Pulmonary Hypertension.

    Allison Hays
    Advanced in Arrhythmias
    Cardiology
    Advanced in Arrhythmias
    Cardiology

    The Johns Hopkins Hospital

    1800 Orleans Street, 
    Baltimore, MD 
     (1.1 miles away)
    Languages Spoken:
    English

    Dr. Allison Hays is a general cardiologist and Medical Director of Echocardiography Programs at the Johns Hopkins Hospital. She is also an assistant professor at the Johns Hopkins University School of Medicine. Dr. Hays graduated from Stanford University with degrees in biology and English. She received her medical training at the Columbia University College of Physicians and Surgeons and did her residency at the New York Presbyterian Hospital at Columbia. Dr. Hays pursued cardiology fellowships at New York University Medical Center and at the Johns Hopkins University School of Medicine. Dr. Hays studies ways to use noninvasive imaging to detect cardiovascular disease. She has advanced multimodality imaging training from Johns Hopkins and attends in the Adult Echocardiography Lab at Johns Hopkins Hospital. In terms of research, she uses Cardiac MRI as a tool to study coronary and systemic endothelial function. Dr. Hays is rated as an Advanced provider by MediFind in the treatment of Arrhythmias. Her top areas of expertise are Familial Ventricular Tachycardia, Arrhythmias, Heart Attack, and Apoplexy.

    Thomas S. Metkus
    Advanced in Arrhythmias
    Advanced in Arrhythmias

    The Johns Hopkins Hospital

    1800 Orleans Street, 
    Baltimore, MD 
     (1.1 miles away)
    Languages Spoken:
    English

    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 an Advanced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Heart Attack, Apoplexy, Arterial Embolism, and Inappropriate Sinus Tachycardia (IST).

    Jeff Trost
    Advanced in Arrhythmias
    Interventional Cardiology
    Advanced in Arrhythmias
    Interventional Cardiology

    Johns Hopkins Bayview Medical Center

    Baltimore, MD 
     (3.3 miles away)
    Languages Spoken:
    English

    Dr. Jeffrey C. Trost is an associate professor of medicine at the Johns Hopkins School of Medicine as well as director of the Cardiac Catheterization Laboratory at Johns Hopkins Bayview Medical Center. His research there focuses on cardiac disease and cardiovascular medicine. He is also currently deputy director of clinical activities at Johns Hopkins Bayview Medical Center. Dr. Trost earned his undergraduate degree at Princeton University and medical degree at the University of Pennsylvania School of Medicine. He completed a residency at the University of Texas Southwestern School of Medicine where he was chief resident from 1999-2000. He was an assistant professor of internal medicine at the University of Texas Southwestern School of Medicine and an interventional cardiovascular fellow at Brown University before joining the Johns Hopkins faculty in 2005. Dr. Trost was most recently recognized with the 2016 Hopkins Medicine Clinical Recognition Award for Quality and Safety and the 2016 Hopkins Cardiology Fellows’ Teaching Award. Dr. Trost is rated as an Advanced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Heart Attack, Apoplexy, Arterial Embolism, Coronary Artery Bypass Graft (CABG), and Heart Bypass Surgery.

    Sammy Zakaria
    Advanced in Arrhythmias
    Advanced in Arrhythmias

    Johns Hopkins Bayview Medical Center

    Baltimore, MD 
     (3.3 miles away)
    Languages Spoken:
    English, Arabic

    Dr. Sammy Zakaria is an Associate Professor of Medicine at the Johns Hopkins University School of Medicine (JHUSOM). Because he specializes in critical care cardiology, he predominately works in the Cardiac Intensive Care Unit (CICU) at the Johns Hopkins Bayview Medical Center (JHBMC) as well as the Cardiac Care Unit at Johns Hopkins Hospital (JHH). He also serves as the Director of the JHBMC CICU. His practice encompasses most of cardiology, with many of his patients having had life-threatening cardiac issues, such as shock, end-stage heart failure, or multi-organ system failure. He also has an interest in caring for pregnant women with cardiovascular disease, including those with severe preeclampsia, and his clinical research efforts focus on the effects of preeclampsia on the cardiovascular system. Additionally, his other research areas of interest include critical care issues affecting cardiac patients and studying innovations in medical education. Dr. Zakaria is heavily involved in medical education and serves as an educator for students, residents, fellows, and staff. He served as a JHUSOM Colleges Advisor for 10 years and was responsible for teaching and mentoring a cohort of medical students during their time in medical school. In his role as Interim Program Director for the JHBMC Internal Medicine Residency Program, he has helped to increase the JHBMC Internal Medicine residency program’s nationally-recognized reputation for excellence by championing curricular innovations, resident scholarly work, and resident academic careers. He also is a Core Faculty member for the JHH Osler Internal Medicine residency program and for the Johns Hopkins Cardiovascular Disease fellowship. As a result of his efforts in education, he has been honored with multiple teaching awards, including the Outstanding Achievement in Teaching Award from the Johns Hopkins Institute for Excellence in Education. Dr. Zakaria earned his undergraduate degree from the Pennsylvania State University, his medical degree from Jefferson Medical College, and his master of public health degree from the University of Maryland. He trained at Thomas Jefferson University Hospital in Internal Medicine and also practiced there as a faculty attending for one year. He then completed a fellowship in cardiovascular disease at the University of Maryland and subsequently a Critical Care Medicine fellowship at the University of California San Francisco. He joined the Johns Hopkins faculty in 2008. Dr. Zakaria is rated as an Advanced provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Apoplexy, Heart Attack, Arterial Embolism, Inappropriate Sinus Tachycardia (IST), and Pacemaker Implantation.

    Ilan S. Wittstein
    Distinguished in Arrhythmias
    Advanced Heart Failure and Transplant Cardiology | Cardiology
    Distinguished in Arrhythmias
    Advanced Heart Failure and Transplant Cardiology | Cardiology

    Johns Hopkins University

    4940 Eastern Ave, 
    Baltimore, MD 
     (3.4 miles away)
    Languages Spoken:
    English
    Accepting New Patients

    Ilan Wittstein is an Advanced Heart Failure and Transplant Cardiologist and a Cardiologist in Baltimore, Maryland. Dr. Wittstein is rated as a Distinguished provider by MediFind in the treatment of Arrhythmias. His top areas of expertise are Cardiomyopathy, Arrhythmias, Familial Ventricular Tachycardia, Cardiac Ablation, and Heart Transplant. Dr. Wittstein is currently accepting new patients.

    Showing 1-20 of 241

    Last Updated: 02/22/2026

    What is the definition of Arrhythmias?

    An arrhythmia is a disorder of the heart rate (pulse) or heart rhythm. The heart can beat too fast (tachycardia), too slow (bradycardia), or irregularly.

    An arrhythmia can be harmless, a sign of other heart problems, or an immediate danger to your health.

    When should I see an Arrhythmias doctor near Baltimore, MD?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing an Arrhythmias doctor near Baltimore, MD?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How does MediFind rank Arrhythmias doctors near Baltimore, MD?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by Arrhythmias doctors near Baltimore, MD?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with an Arrhythmias doctor near Baltimore, MD?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the Arrhythmias doctor search results page. 

    Why is it important to get a second opinion from a different Arrhythmias doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with an Arrhythmias doctor near Baltimore, MD?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my Arrhythmias doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my Arrhythmias doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female Arrhythmias doctors near Baltimore, MD?

    Look for the filter feature on the left side of the Arrhythmias doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find an Arrhythmias doctor that offers video calls?

    Look for the filter feature on the left-side of the Arrhythmias doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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