Welcome to ICA Cardiology
Cardiology Specialists in Houston and Sugar Land, TX
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
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You may have heard that an aspirin a day keeps heart attacks and strokes at bay. Daily aspirin is a good option for some people, but it can also cause serious bleeding. Should YOU take an aspirin a day? Use this interactive tool as a starting point to learn more about the benefits and risks of daily aspirin,
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Strokes are serious, and they can happen to anyone. One way to lower your risk of a stroke is by living a heart-healthy lifestyle, even if you don’t have existing health problems. A heart-healthy lifestyle will not only reduce your chances of a stroke or heart attack,
Here’s what stress does to your body and mind
Stress can be helpful—it gives you a burst of energy when you’re in danger and can help you become more alert and focused. But if you’re stressed too often or if your stress lasts too long, it can negatively affect your body.