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:




We look forward to serving your cardiac needs.

Pay Your Bill Online

Payments can be made online using our secure payment portal.

Online Bill Pay

News & Events

What's New at ICA

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COVID-19 Update

Our goal as a practice is to maintain safety for all patients and staff at any given time, especially in situations such as the current spread of COVID-19.  For that reason, we do ask that anyone with cold or flu-like symptoms please contact us during regular office hours between 9AM to 5PM on Monday-Friday at 713-790-9125, preferably at least 24 hours prior to your scheduled office appointment and/or outpatient testing.

For more information on Coronavirus/COVID-19, please visit the Centers for Disease Control or World Health Organization websites.

TeleVisits & Consent

In addition to seeing patients in the office, we are now offering teleVisits!

Consult our Virtual Care Guide to learn more about Telehealth.

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