Top 25 Interventional Cardiologists Across the US
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What is an Interventional Cardiologist?
Learn about this specialty, training requirements, and when to schedule a visit.
An interventional cardiologist is a physician who specializes in diagnosing and treating cardiovascular diseases using minimally invasive, catheter-based procedures. These specialists use thin, flexible tubes (catheters) inserted through blood vessels to access the heart and coronary arteries, performing procedures such as angioplasty, stent placement, and structural heart interventions. Interventional cardiologists are trained to treat heart attacks, blocked arteries, heart valve disease, and congenital heart defects without open-heart surgery.
Training and Qualifications
Becoming an interventional cardiologist requires extensive education and training:
- 4 years of medical school to earn an MD or DO degree
- 3 years of internal medicine residency
- 3 years of cardiovascular disease (cardiology) fellowship
- 1-2 years of additional interventional cardiology fellowship training
- Total of 13-14+ years of education and training beyond high school
- Optional additional training in structural heart interventions for TAVR and complex procedures
Board Certification: American Board of Internal Medicine (ABIM) certification in Cardiovascular Disease with subspecialty certification in Interventional Cardiology. Certification requires passing rigorous examinations after completing accredited fellowships. Additional credentials may include Society for Cardiovascular Angiography and Interventions (SCAI) certification for structural heart procedures.
When Should You See an Interventional Cardiologist?
You should consider seeing an interventional cardiologist if:
- You have been diagnosed with coronary artery disease or blocked arteries
- You are experiencing a heart attack (STEMI or NSTEMI) requiring emergency intervention
- You have symptoms of angina (chest pain) not responding to medications
- You have been diagnosed with heart valve disease requiring transcatheter intervention
- You have a patent foramen ovale (PFO) or atrial septal defect requiring closure
- You need diagnostic cardiac catheterization to evaluate heart function or coronary arteries
- You have peripheral artery disease requiring intervention
- You have a previously placed stent requiring evaluation or additional treatment
Key Facts
Common Conditions Treated
Interventional Cardiologists are trained to diagnose and treat a wide range of conditions. Here are some of the most common conditions that interventional cardiologists help patients manage.
Coronary Artery Disease (CAD)
Buildup of plaque in the coronary arteries causing narrowing or blockage of blood flow to the heart muscle, potentially leading to angina or heart attack.
Key Symptoms
Treatment Approach
Interventional cardiologists perform coronary angiography to visualize blockages, then treat them with balloon angioplasty and stent placement to restore blood flow and relieve symptoms.
Acute Myocardial Infarction (Heart Attack)
Sudden blockage of a coronary artery causing damage to heart muscle. Requires emergent intervention to minimize permanent heart damage.
Key Symptoms
Treatment Approach
Interventional cardiologists perform emergency primary percutaneous coronary intervention (PCI), opening the blocked artery with a balloon and stent within the critical 90-minute window to save heart muscle.
Aortic Stenosis
Narrowing of the aortic valve restricting blood flow from the heart to the body, often due to age-related calcification or congenital abnormality.
Key Symptoms
Treatment Approach
Interventional cardiologists perform transcatheter aortic valve replacement (TAVR), deploying a new valve through a catheter without open-heart surgery, offering faster recovery for eligible patients.
Patent Foramen Ovale (PFO)
A small hole between the upper heart chambers that failed to close after birth, potentially allowing blood clots to pass to the brain causing stroke.
Key Symptoms
Treatment Approach
Interventional cardiologists perform transcatheter PFO closure, guiding a closure device through a catheter to seal the hole and prevent future strokes, typically as an outpatient procedure.
Peripheral Artery Disease (PAD)
Narrowing of arteries outside the heart, most commonly in the legs, reducing blood flow and causing pain with walking or tissue damage.
Key Symptoms
Treatment Approach
Interventional cardiologists perform peripheral angioplasty and stenting to open blocked leg arteries, restoring blood flow and preventing limb loss through minimally invasive techniques.
Chronic Total Occlusion (CTO)
Complete blockage of a coronary artery that has been present for at least 3 months, representing one of the most challenging lesions to treat.
Key Symptoms
Treatment Approach
Highly trained interventional cardiologists use specialized techniques and equipment to cross and open completely blocked arteries, restoring blood flow that was previously thought untreatable without surgery.
In-Stent Restenosis
Re-narrowing of a previously stented coronary artery due to tissue growth within the stent, causing return of symptoms.
Key Symptoms
Treatment Approach
Interventional cardiologists treat restenosis with drug-coated balloons, additional stents, or specialized techniques like intravascular lithotripsy to restore blood flow and prevent recurrence.
Structural Heart Disease
Abnormalities of the heart valves, walls, or chambers that affect the heart's ability to pump blood effectively, often treatable without open surgery.
Key Symptoms
Treatment Approach
Interventional cardiologists perform catheter-based structural heart procedures including valve repairs, valve replacements, and closure of heart defects, offering alternatives to traditional surgery.
Important Note
This list represents common conditions but is not exhaustive. Interventional Cardiologists treat many other conditions related to their specialty. If you're experiencing symptoms or have concerns, consult with a qualified interventional cardiologist for a proper evaluation.
What to Expect During Your Visit
Understanding what happens during your appointment can help you feel more prepared. Here's what you can typically expect when visiting an interventional cardiologist.
Your First Visit
- Comprehensive cardiovascular history including symptoms, risk factors, and family history
- Review of previous cardiac testing, imaging, and any prior interventions
- Physical examination focusing on heart sounds, pulses, and signs of heart disease
- Discussion of symptoms, their frequency, and impact on daily activities
- Review of current medications and any allergies, especially to contrast dye
- Explanation of diagnostic and treatment options appropriate for your condition
- Initial consultation typically lasts 30-60 minutes
Diagnosis & Testing
- Coronary angiography: X-ray imaging with contrast dye to visualize coronary arteries and blockages
- Intravascular ultrasound (IVUS): Ultrasound imaging from inside arteries for detailed plaque assessment
- Fractional flow reserve (FFR): Pressure measurements to determine if blockages are limiting blood flow
- Optical coherence tomography (OCT): High-resolution imaging of artery walls and stent placement
- Echocardiography: Ultrasound of the heart to assess valve function and heart muscle
- Stress testing: Evaluation of heart function during exercise or with medications
Treatment Options
- Percutaneous coronary intervention (PCI): Balloon angioplasty and stent placement for blocked arteries
- Drug-eluting stents: Medication-coated stents that prevent re-narrowing of treated arteries
- Transcatheter aortic valve replacement (TAVR): Catheter-based valve replacement for aortic stenosis
- PFO/ASD closure: Device placement to close holes between heart chambers
- Chronic total occlusion intervention: Specialized techniques to open completely blocked arteries
- Peripheral vascular intervention: Treatment of blockages in leg and other non-coronary arteries
- Post-procedure monitoring in recovery area for 2-6 hours depending on procedure type
Tip for Your Visit
Bring a list of current medications, previous test results, and questions you want to ask. Writing down your symptoms—when they occur and what affects them—helps your interventional cardiologist provide accurate diagnosis and effective treatment.
How to Choose the Right Interventional Cardiologist
Finding the right healthcare provider is important for your health and peace of mind. Here are key factors to consider when selecting an interventional cardiologist.
Credentials to Verify
- Board certification by ABIM in Cardiovascular Disease and Interventional Cardiology
- Completion of ACGME-accredited interventional cardiology fellowship
- Active, unrestricted medical license in your state
- Structural heart certification if TAVR or complex structural procedures are needed
- Hospital privileges at accredited cardiac catheterization laboratories
- Membership in Society for Cardiovascular Angiography and Interventions (SCAI)
Important Considerations
- Procedural volume: Higher volume operators typically have better outcomes
- Experience with your specific condition (CTO, TAVR, structural heart)
- Hospital quality metrics including door-to-balloon times for heart attack care
- Availability of 24/7 cardiac catheterization laboratory coverage
- Access to heart surgery backup for complex or high-risk procedures
- Participation in national quality registries (NCDR, STS/ACC TVT)
- Communication style and willingness to discuss treatment options
Quick Tip
Don't hesitate to schedule consultations with multiple interventional cardiologists before making your decision. The right fit isn't just about credentials—it's also about feeling comfortable and confident in your care.
Cost and Insurance Information
Understanding the costs associated with seeing an interventional cardiologist can help you plan for your healthcare needs.
Average Costs (Without Insurance)
Initial Visit
$200-$400 (cardiology consultation)
Follow-up Visit
$100-$250
Common Procedures
Note: These are estimated average costs and can vary based on location, provider, and specific services required.
Insurance Coverage
- Most health insurance covers medically necessary cardiac catheterization and intervention
- TAVR typically requires prior authorization and documented medical necessity
- PFO closure for stroke prevention usually requires prior authorization and specific criteria
- In-network interventional cardiologists have negotiated rates reducing out-of-pocket costs
- Emergency heart attack interventions are covered as emergency care
- Some newer structural heart procedures may have limited coverage depending on indication
Medicare Information
Medicare Part B covers cardiac catheterization and interventional procedures at 80% of the approved amount after the deductible. TAVR is covered for FDA-approved indications in patients who meet specific criteria. Drug-eluting stents and PFO closure devices are covered when medically necessary with appropriate documentation.
Money-Saving Tips
- 1Always verify your interventional cardiologist is in-network before scheduling
- 2Ask about self-pay discounts if you don't have insurance
- 3Inquire about payment plans for expensive procedures
- 4Get prior authorization when required to avoid claim denials
- 5Use FSA or HSA funds for eligible medical expenses
Questions to Ask Your Interventional Cardiologist
Being prepared for your appointment helps you get the most out of your time with your doctor. Here are important questions to consider asking an interventional cardiologist.
How many of these procedures have you performed and what are your success rates?
Is my blockage best treated with stents, bypass surgery, or medications alone?
What are my specific risks for this procedure based on my medical conditions?
Will I need to stay overnight or is this a same-day procedure?
How long will I need to take blood thinners after a stent?
What happens if my stent becomes blocked in the future?
Is your hospital a high-volume center for this type of procedure?
Do you have cardiac surgery backup available if complications occur?
What lifestyle changes should I make after my procedure?
When can I return to normal activities and exercise?
Pro Tip
Write down your questions before your appointment and bring them with you. Don't hesitate to take notes during your visit or ask for written instructions.
When to Seek Emergency Care
Know when symptoms require immediate attention versus a scheduled appointment.
While most conditions can wait for a scheduled appointment with a interventional cardiologist, certain symptoms require immediate emergency care. Go to the emergency room or call 911 if you experience:
- Crushing chest pain or pressure lasting more than 5 minutes - may indicate heart attack requiring emergency intervention
- Sudden severe shortness of breath with chest discomfort - may indicate acute coronary syndrome
- Chest pain with sweating, nausea, and pain radiating to arm or jaw - classic heart attack symptoms requiring 911
- Fainting or near-fainting with chest pain or shortness of breath - may indicate dangerous arrhythmia or valve emergency
- Sudden severe leg pain with cold, pale limb - may indicate acute limb ischemia requiring urgent intervention
- Severe bleeding or large bruising at catheter insertion site after procedure - requires immediate medical attention
EMERGENCY
Call 911 or nearest ER
URGENT
Doctor or urgent care
NON-URGENT
Regular appointment
Interventional Cardiologist vs. Other Specialists
Understanding the differences between medical specialists helps you choose the right provider for your needs.
Interventional Cardiologist vs. Cardiologist (General)
A general cardiologist diagnoses and manages heart conditions primarily through medications, lifestyle counseling, and non-invasive testing. An interventional cardiologist has additional specialized training (1-2 year fellowship) in catheter-based procedures, allowing them to perform angioplasty, stenting, TAVR, and other minimally invasive treatments. Many patients see a general cardiologist first and are referred to an interventionalist when procedures are needed.
Interventional Cardiologist vs. Cardiothoracic Surgeon
A cardiothoracic surgeon performs open-heart operations including coronary artery bypass grafting and surgical valve replacement through incisions in the chest. An interventional cardiologist performs similar treatments through catheters inserted in blood vessels without opening the chest. The choice between approaches depends on disease complexity, patient factors, and anatomy. Modern care often involves 'heart team' discussions with both specialists.
Interventional Cardiologist vs. Electrophysiologist
An electrophysiologist (EP) specializes in the heart's electrical system, treating arrhythmias with procedures like ablation and pacemaker implantation. An interventional cardiologist focuses on the heart's plumbing (arteries and valves), treating blockages and structural problems. Both are cardiology subspecialists with additional fellowship training, but they address different aspects of heart disease.
Not sure which specialist you need?
Your primary care physician can help determine the right specialist for your condition and provide a referral if needed.
Sources & References
Information about interventional cardiologists is sourced from peer-reviewed medical literature and authoritative organizations.
Last updated: March 2026
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Frequently Asked Questions
Common questions about interventional cardiologists
What is the difference between a cardiologist and an interventional cardiologist?
A general cardiologist diagnoses and manages heart conditions primarily with medications and non-invasive testing. An interventional cardiologist has 1-2 additional years of specialized fellowship training in catheter-based procedures, allowing them to perform angioplasty, stent placement, TAVR, and other minimally invasive treatments. Think of it as the difference between a medical approach and a procedural approach to treating heart disease.
How long does recovery take after a stent procedure?
Most patients go home the same day or the next day after coronary stent placement. You can typically return to normal activities within a week, though heavy lifting should be avoided for 5-7 days to allow the catheter insertion site to heal. You will need to take blood-thinning medications (dual antiplatelet therapy) for 6-12 months to prevent clots from forming in the stent.
Is angioplasty safer than bypass surgery?
Both procedures are safe and effective for appropriate patients. Angioplasty is less invasive with faster recovery (days vs. weeks) and lower short-term risk. However, bypass surgery may be better for patients with multiple blocked arteries, diabetes, or left main coronary disease. Your interventional cardiologist works with cardiac surgeons to recommend the best approach for your specific situation through a 'heart team' discussion.
What is TAVR and am I a candidate?
TAVR (Transcatheter Aortic Valve Replacement) is a minimally invasive procedure to replace a diseased aortic valve through a catheter, avoiding open-heart surgery. Originally for patients too sick for surgery, TAVR is now approved for patients at all surgical risk levels. Candidacy depends on your anatomy, valve characteristics, and overall health. A specialized TAVR team including interventional cardiologists, cardiac surgeons, and imaging specialists will evaluate you.
What happens during a cardiac catheterization?
You receive sedation and local anesthesia, then a small tube (catheter) is inserted through an artery in your wrist or groin. The catheter is guided to your heart using X-ray imaging, and contrast dye is injected to visualize your coronary arteries. The procedure typically takes 30-60 minutes. If significant blockages are found, treatment with angioplasty and stenting can often be performed during the same procedure. Most patients experience only mild pressure and no significant pain.
Medical disclaimer: This content is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider with questions about a medical condition. If you have a medical emergency, call 911. Our editorial standards