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Great Falls Clinic Heart Center

Call for more information (406) 771-3145.

From extensive diagnostic capabilities, including state-of- the-art imaging and nuclear medicine to our impressive cardiac catheterization laboratories, and innovative open heart surgery program, you’ll find our team does amazing work. Our focus is on quality care, patient safety and achieving good outcomes.


Our Outstanding Heart Specialists

Jorge Castriz
Jorge Castriz, MD, FACC
Eve Gerasimou
Eve Gerasimou, MD
Michael Ritchie
Michael Ritchie, MD
Brett Williams
Brett Williams, MD

Our outstanding board certified cardiovascular and thoracic surgeon and cardiologists have helped thousands of patients through the years. As a team, we offer what it takes to save and improve lives, and importantly, we’re close to home just a few blocks off 10th Avenue at 3000 15th Avenue South in Great Falls, Montana.


Know Your Risks for Heart Disease

Our cardiologists can help you better understand risk factors such as diabetes, obesity, high cholesterol, and blood pressure issues. They can perform diagnostic tests and screenings to check for heart disease, often before any symptoms even occur.  

Cardiac Clinic

With a well-equipped Cardiac Clinic for extensive diagnostic capabilities, including state-of-the imaging, our cardiologists can visualize and assess how your heart is functioning. Our technology includes:

  • Echocardiography
  • Stress Echocardiogram
  • Transesophageal Echocardiogram
  • Nuclear Imaging
  • Arterial Doppler
  • And more

And should intervention be needed, our well-trained, experienced heart team is standing by ready to help you.  

Cardiac Catheterization

In our advanced Cath Lab, interventional cardiologists can study the chambers of your heart, valves, blood flow, and structural concerns. They can also perform look inside your arteries and heart and perform diagnostic tests as well as interventional procedures including:

  • Arterial Catheterization
  • Closure of an Atrial Septal Defect
  • Balloon Valvuloplasty
  • Peripheral Angiography
  • DCS
  • Rotoblator
  • Brachytherapy
  • IVUS
  • Physiologic Lesion Assessment

Heart Surgery

Great Falls Hospital’s open heart surgery program includes dedicated surgery suites, intensive care services and step-down care. Our board certified Cardiovascular Thoracic Surgeon performs heart, lung, vascular, and carotid artery surgeries such as:

  • Artery Bypass Grafting
  • Complex Mitral Valve Repair
  • Beating Heart Bypass
  • Endovascular Vessel Harvesting
  • Heart Valve Surgery
  • CO2 Laser Revascularization
  • Carotid Artery Surgery
  • Surgery to Correct Atrial Fibrillation
  • Abdominal Aortic Aneurysm Surgery
  • Carotid Artery Surgery
  • Esophageal Surgery
  • Peripheral Artery Bypass Surgery
  • Arteriovenous Fistula Formation for Dialysis
  • Endovascular Repair of Thoracic and Abdominal Aortic Aneurysms
  • And more

Pacemakers, ICDs, and Loop Recorders

For patients with pacemakers, ICDs, and Implantable Loop Recorders, our team provides many services including:

  • Analysis and programming
  • Pacemaker Threshold and Sensing Testing
  • Automatic Cardioverter Defibrillator Checks (ICD)
  • Implantable Loop Recorder Interrogations
  • Remote Device Management utilizing the Carelink and Latitude Systems

 Anticoagulation Clinic

For patients at risk for developing blood clots, our Anticoagulation Clinic offers warfarin therapy. Led by cardiologist Dr. Eve Gerasimou, our team, which includes the pharmacy department, provides warfarin therapy management, monitors patients blood levels, and adjusts dosages to maintain ideal levels. Dr. Gerasimou also makes recommendations on stopping, continuing or bridging warfarin doses during surgeries and procedures.

Contact Us!

Great Falls Hospital

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Anticoagulation Clinic

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