Ioanna Kosmidou, MD

Ioanna Kosmidou, MD, is a cardiologist at Memorial Sloan Kettering Cancer Center specializing in cardiac arrhythmias, conduction system abnormalities, and atrial fibrillation. She focuses on patients with irregular heartbeats and electrical conduction issues, particularly those requiring management of implantable cardiac devices such as pacemakers, defibrillators, and cardiac resynchronization therapy, even when undergoing non-cardiac pharmacologic or invasive treatments. Her expertise includes