The 20 Best Atrial Septal Defect (ASD) Doctors Near Me in Baltimore, MD

Find the Top Atrial Septal Defect (ASD) Experts and Specialists

The 20 Best Atrial Septal Defect (ASD) Doctors near Baltimore, MD

Last Updated: 02/22/2026

Save doctors for later
Sign Up
Not sure about your diagnosis?
Check Your Symptoms
Already have a doctor?
Find A Second Opinion

MediFind found 49 doctor with experience in Atrial Septal Defect (ASD) near Baltimore, MD. Of these, 44 are Experienced, 4 are Advanced and 1 are Distinguished.

Location
LocationClose
49 providers found
    Jon R. Resar
    Distinguished in Atrial Septal Defect (ASD)
    Interventional Cardiology
    Distinguished in Atrial Septal Defect (ASD)
    Interventional Cardiology

    Johns Hopkins Outpatient Center

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

    Jon R. Resar received his M.D. from the Medical College of Wisconsin in 1985. He completed an internal medicine residency at The Johns Hopkins Hospital and fellowships in cardiovascular medicine and interventional cardiology at The Johns Hopkins Hospital and Johns Hopkins University School of Medicine. He joined the faculty at Johns Hopkins in 1992 and is currently a Professor of Medicine/Cardiology. He was the past Director of the Adult Catheterization Laboratory and Interventional Cardiology at the Johns Hopkins Hospital. His field of specialization is management of coronary artery disease and valvular heart disease. Dr. Resar holds memberships in the American Heart Association and is a Fellow of the American College of Cardiology. Dr. Resar is rated as a Distinguished provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Aortic Valve Stenosis, Heart Attack, Atrial Septal Defect (ASD), Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

    Rani Hasan
    Experienced in Atrial Septal Defect (ASD)
    Interventional Cardiology
    Experienced in Atrial Septal Defect (ASD)
    Interventional Cardiology

    Johns Hopkins Outpatient Center

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

    Rani Hasan is an Interventional Cardiologist in Baltimore, Maryland. Dr. Hasan is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Aortic Valve Stenosis, Apoplexy, Heart Attack, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

    Matthew Czarny
    Experienced in Atrial Septal Defect (ASD)
    Experienced in Atrial Septal Defect (ASD)

    Johns Hopkins Outpatient Center

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

    "Originally from Wisconsin, Dr. Czarny attended the University of Wisconsin where he majored in molecular biology. After medical school at the Johns Hopkins University School of Medicine, he completed an internal medicine residency at the Brigham and Women’s Hospital in Boston followed by cardiovascular disease, interventional cardiology, and structural heart disease fellowships at Johns Hopkins. Currently, he is a faculty member in interventional cardiology and performs heart catheterizations and coronary artery stenting for patients with stable coronary artery disease (CAD) and myocardial infarctions (""heart attacks"") at both the Johns Hopkins Hospital and the Johns Hopkins Bayview Medical Center. He is also a member of the Structural Heart Disease team and performs minimally invasive, catheter-based treatments for structural heart disease at the Johns Hopkins Hospital including transcatheter aortic valve replacement (TAVR) for aortic valve stenosis, valve repair/replacement procedures for mitral valve regurgitation and stenosis, patent foramen ovale closure, atrial septal defect closure, alcohol septal ablation for hypertrophic cardiomyopathy, and left atrial appendage occlusion with the Watchman(TM) device. He sees patients in his structural heart disease clinics at both the Johns Hopkins Hospital and the Johns Hopkins Bayview Medical Center. Dr. Czarny's research interests include the safety of cardiac stenting at hospitals without cardiac surgery backup and outcomes of catheter-based structural heart procedures.". Dr. Czarny is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Aortic Valve Stenosis, Apoplexy, Heart Attack, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

    Learn about our expert tiers
    Nino Isakadze
    Experienced in Atrial Septal Defect (ASD)
    Experienced in Atrial Septal Defect (ASD)

    Johns Hopkins Outpatient Center

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

    Nino Isakadze is a Cardiologist in Baltimore, Maryland. Dr. Isakadze is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). Her top areas of expertise are Atrial Fibrillation, Vasoconstriction, Ventricular Fibrillation, Atrial Septal Defect (ASD), and Cardiac Ablation.

    John D. Coulson
    Experienced in Atrial Septal Defect (ASD)
    Pediatric Cardiology
    Experienced in Atrial Septal Defect (ASD)
    Pediatric Cardiology

    Johns Hopkins Children's Center

    1800 Orleans Street, Suite 2201, Suite 2201, 
    Baltimore, MD 
     (0.1 miles away)
    Languages Spoken:
    English, Russian, Spanish

    Dr. John D. Coulson is an assistant professor of pediatrics at the Johns Hopkins University School of Medicine. His area of clinical expertise is pediatric cardiology. He earned his M.D. at University of Michigan Medical School. He completed his medical training and a pediatrics residency at Stanford University Medical Center before training in naval flight surgery at the Naval Aerospace Medical Institute. He then completed fellowships in pediatric cardiology and developmental biology at Stanford. He also served as a medical officer for the U.S. Navy for nine years. Dr. Coulson was an honorary member of the Russian Scientific Society of Interventional Radiology and Endovascular Surgery in 2001. He has published a number of journal articles and co-authored several book chapters related to pediatric cardiology. Dr. Coulson is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Pulmonary Hypertension, Pediatric Myocarditis, Hypertension, and Tetralogy of Fallot.

    Stephen Gottlieb
    Experienced in Atrial Septal Defect (ASD)
    Experienced in Atrial Septal Defect (ASD)

    Office

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

    Stephen Gottlieb is a Cardiologist in Baltimore,, Maryland. Dr. Gottlieb is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Heart Failure, Cardiomyopathy, Apoplexy, Aortic Valve Replacement, and Transcatheter Aortic Valve Replacement (TAVR).

    Advanced in Atrial Septal Defect (ASD)
    Pediatric Cardiology
    Advanced in Atrial Septal Defect (ASD)
    Pediatric Cardiology

    University Of Maryland Pediatric Associates PA

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

    Nicholas Pietris is a Pediatric Cardiologist in Baltimore,, Maryland. Dr. Pietris is rated as an Advanced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Patent Ductus Arteriosus, Atrial Septal Defect (ASD), Patent Foramen Ovale, and Ventricular Septal Defects.

    Bradley Maron
    Experienced in Atrial Septal Defect (ASD)
    Experienced in Atrial Septal Defect (ASD)

    Univ Of MD Path Assoc Biochemical Genetics Lab

    655 W Baltimore St, 
    Baltimore,, MD 
     (0.8 miles away)
    Languages Spoken:
    English

    Bradley Maron is a Cardiologist in Baltimore,, Maryland. Dr. Maron is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Pulmonary Hypertension, Hypertension, Heart Failure, Hypertrophic Cardiomyopathy (HCM), and Heart Transplant.

    Advanced in Atrial Septal Defect (ASD)
    Pediatric Cardiology
    Advanced in Atrial Septal Defect (ASD)
    Pediatric Cardiology

    Johns Hopkins Children's Center

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

    Shelby Kutty is a Pediatric Cardiologist in Baltimore,, Maryland. Dr. Kutty is rated as an Advanced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Hypoplastic Left Heart Syndrome (HLHS), Tetralogy of Fallot, Congenital Heart Disease (CHD), Heart Transplant, and Percutaneous Coronary Intervention (PCI).

    Edward P. Shapiro
    Experienced in Atrial Septal Defect (ASD)
    Experienced in Atrial Septal Defect (ASD)

    Johns Hopkins Bayview Medical Center

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

    Dr. Shapiro is a professor of Medicine at Johns Hopkins University and director of the non-invasive cardiology labs at Johns Hopkins Bayview Medical Center. He trained at Johns Hopkins School of Medicine in internal medicine and at the University of Chicago in Cardiology. He has long term interests in cardiac imaging, left ventricular deformation, left ventricular diastolic function, and non-invasive imaging, and has published more than 100 papers on these subjects. His original work utilized echocardiography, then cardiac MRI, and now cardiac CT. Currently, in addition to seeing and following patients with a wide variety of cardiac diseases, he is devoting much of his time toward teaching and research in cardiac CT angiography. Dr. Shapiro directs the Johns Hopkins Cardiac CT Practicum, a course that trains cardiologists and radiologists to interpret Cardiac CT, that has become popular and well known the world over. Dr. Shapiro is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Heart Attack, Apoplexy, Coronary Heart Disease, and Angina.

    Monica Mukherjee
    Experienced in Atrial Septal Defect (ASD)
    Experienced in Atrial Septal Defect (ASD)

    Johns Hopkins Bayview Medical Center

    4940 Eastern Avenue, 
    Baltimore, MD 
     (3.4 miles away)
    Languages Spoken:
    English

    Dr. Monica Mukherjee is an adult cardiologist and an Associate Professor of Medicine at the Johns Hopkins University Division of Cardiology and specializes in advanced cardiac imaging. She serves as Medical Director of the Echocardiography Lab at Johns Hopkins Bayview Medical Center, and as Associate Director of the Johns Hopkins Echocardiography program across the institution. Dr. Mukherjee graduated Summa Cum Laude with dual Bachelors of Science in Psychology and Behavioral Neurosciences from the University of Florida. She received her Doctorate in Medicine from the George Washington University in Washington, DC, and internal medicine residency at Drexel University, before returning to George Washington to complete her fellowship in cardiovascular disease. She has a MPH from the Johns Hopkins Bloomberg School of Public Health with a special concentration in Epidemiological and Biostatistical Methods for Public Health and Clinical Research. Dr. Mukherjee has an accomplished academic career with multiple research awards focused on right ventricular remodeling in heart failure, pulmonary hypertension, and scleroderma. She was the recipient of the 2020 Johns Hopkins University Clinician Scientist Award and also has been funded by the National Institutes of Health, the Scleroderma Foundation, and the CHEST Foundation. She was awarded the Top 25 Young Investigators Award from the American Society of Echocardiography in 2016. Dr. Mukherjee is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). Her top areas of expertise are Pulmonary Hypertension, Heart Attack, Systemic Sclerosis (SSc), Tissue Biopsy, and Pacemaker Implantation.

    Experienced in Atrial Septal Defect (ASD)
    Experienced in Atrial Septal Defect (ASD)

    Office

    301 Saint Paul St Bldg 310, 
    Baltimore,, MD 
     (0.5 miles away)
    Languages Spoken:
    English

    Mark Applefeld is a Cardiologist in Baltimore,, Maryland. Dr. Applefeld is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are High Cholesterol, Coronary Heart Disease, Angina, and Cardiomyopathy.

    Experienced in Atrial Septal Defect (ASD)
    Pediatric Cardiology
    Experienced in Atrial Septal Defect (ASD)
    Pediatric Cardiology

    University Of Maryland Pediatric Associates PA

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

    Alicia Chaves is a Pediatric Cardiologist in Baltimore,, Maryland. Dr. Chaves is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). Her top areas of expertise are Patent Ductus Arteriosus, Ventricular Septal Defects, Sinus of Valsalva Aneurysm, Pulmonary Atresia, and Gastrostomy.

    Experienced in Atrial Septal Defect (ASD)
    Pediatric Cardiology
    Experienced in Atrial Septal Defect (ASD)
    Pediatric Cardiology

    University Of Maryland Pediatric Associates PA

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

    Peter Gaskin is a Pediatric Cardiologist in Baltimore, Maryland. Dr. Gaskin is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Patent Ductus Arteriosus, Heart Murmurs, Ventricular Septal Defects, and Bicuspid Aortic Valve.

    Experienced in Atrial Septal Defect (ASD)
    Pediatric Cardiology
    Experienced in Atrial Septal Defect (ASD)
    Pediatric Cardiology

    University Of Maryland Pediatric Associates PA

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

    Nathaniel Robbins is a Pediatric Cardiologist in Baltimore,, Maryland. Dr. Robbins is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Heart Murmurs, Ventricular Septal Defects, Atrial Septal Defect (ASD), and Bicuspid Aortic Valve.

    Experienced in Atrial Septal Defect (ASD)
    Experienced in Atrial Septal Defect (ASD)

    University Of Maryland Pediatric Associates PA

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

    Diljon Chahal is a Cardiologist in Baltimore,, Maryland. Dr. Chahal is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Aortic Valve Stenosis, Apoplexy, Heart Attack, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

    Experienced in Atrial Septal Defect (ASD)
    Pediatric Cardiology
    Experienced in Atrial Septal Defect (ASD)
    Pediatric Cardiology

    The Johns Hopkins Hospital

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

    Richard Ringel is a Pediatric Cardiologist in Baltimore, Maryland. Dr. Ringel is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Tetralogy of Fallot, Coarctation of the Aorta, Atrioventricular Septal Defect, Heart Valve Repair, and Angioplasty.

    Experienced in Atrial Septal Defect (ASD)
    Experienced in Atrial Septal Defect (ASD)

    Johns Hopkins Hospital

    600 N Wolfe St, 
    Baltimore,, MD 
     (1.1 miles away)
    Languages Spoken:
    English

    Thomas Traill is a Cardiologist in Baltimore,, Maryland. Dr. Traill is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Marfan Syndrome, Congenital Contractural Arachnodactyly, Arachnodactyly, and Bicuspid Aortic Valve.

    Experienced in Atrial Septal Defect (ASD)
    Experienced in Atrial Septal Defect (ASD)

    MedStar Union Memorial Hospital

    201 E University Pkwy, 
    Baltimore,, MD 
     (2.7 miles away)
    Languages Spoken:
    English

    Rachel Marcus is a Cardiologist in Baltimore,, Maryland. Dr. Marcus is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). Her top areas of expertise are Chagas Disease, Endocarditis, Cardiomyopathy, and Pediatric Myocarditis.

    Experienced in Atrial Septal Defect (ASD)
    Cardiology
    Experienced in Atrial Septal Defect (ASD)
    Cardiology

    Chesapeake Cardiovascular Associates LLC

    3333 N Calvert St Ste 500, 
    Baltimore,, MD 
     (2.8 miles away)
    Languages Spoken:
    English

    Marc Mugmon is a Cardiologist in Baltimore,, Maryland. Dr. Mugmon is rated as an Experienced provider by MediFind in the treatment of Atrial Septal Defect (ASD). His top areas of expertise are Cardiomyopathy, Coronary Heart Disease, Atherosclerosis, and Angina.

    Showing 1-20 of 49

    Last Updated: 02/22/2026

    What is the definition of Atrial Septal Defect (ASD)?

    Atrial septal defect (ASD) is a heart defect that is present at birth (congenital).

    As a baby develops in the womb, a wall (septum) forms that divides the upper chamber into a left and right atrium. When this wall does not form correctly, it can result in a defect that remains after birth. This is called an atrial septal defect, or ASD.

    When should I see an Atrial Septal Defect (ASD) 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 Atrial Septal Defect (ASD) 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 Atrial Septal Defect (ASD) 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 Atrial Septal Defect (ASD) 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 Atrial Septal Defect (ASD) 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 Atrial Septal Defect (ASD) doctor search results page. 

    Why is it important to get a second opinion from a different Atrial Septal Defect (ASD) 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 Atrial Septal Defect (ASD) 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 Atrial Septal Defect (ASD) 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 Atrial Septal Defect (ASD) 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 Atrial Septal Defect (ASD) doctors near Baltimore, MD?

    Look for the filter feature on the left side of the Atrial Septal Defect (ASD) 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 Atrial Septal Defect (ASD) doctor that offers video calls?

    Look for the filter feature on the left-side of the Atrial Septal Defect (ASD) 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 

    Read more about our Content Policy

    More Atrial Septal Defect (ASD) Doctors by city