Welcome to ICA Cardiology
Whether you are a patient seeking cardiology care or a referring physician, please know that our desire is to address your medical concerns in the most expedient manner, applying our knowledge and abilities to solving or treating your individual needs.
Interventional Cardiology Associates is a highly qualified and respected provider of cardiology services, specializing in the treatment of advanced and complex cardiac problems.
Founded by Albert E Raizner, M.D., who began practicing cardiology in the Texas Medical Center in the 1970’s and formed ICA in 1987, our team of cardiologists provide comprehensive prevention, general diagnostic, interventional cardiovascular and cardiac electrophysiology services. Our long-term stability, our experience and breadth of our services, along with our dedication and commitment to research in the advancement of the field of cardiology, have led to establishing our reputation as one of the premier cardiology groups in Texas.
With outpatient offices at the Texas Medical Center in Houston, Texas, and also in Sugar Land, Texas, we proudly serve the Greater Houston and surrounding areas, as well as patients from across the United States and internationally.
Our core values are embedded in our initials:
Integrity
Compassion
Accountability
We look forward to serving your cardiac needs.
Pay Your Bill Online
Payments can be made online using our secure payment portal.

News & Events
What's New at ICA
Don’t Forget Your Heart
Your heart is amazing—it sends blood, oxygen, and nutrients to every part of your body. Many health concerns get pushed aside during the pandemic, but your heart can’t be one of them. Get your blood pressure and cholesterol checked regularly, exercise regularly,
What Does a Heart Attack Look Like?
Heart attacks can look and feel different for each person. Symptoms might include pain, sweating, shortness of breath, nausea, and feeling lightheaded. Some people describe the feeling as “strange,” “squeezing,” or “heaviness.” If you think you or someone else might be having a heart attack,
Walking: The Best Thing You Can Do for Your Heart
When you walk regularly, your heart becomes stronger, your blood moves through your body better, and your lungs can take in more oxygen. Exercise can also help you lose weight, lower your blood pressure, and feel happier. Check with your doctor first if you have heart problems or you haven’t exercised recently,