He completed his specialization in internal medicine in 2018 at the University Medical Centre Ljubljana. During the final two years of his specialization, he focused on cardiology and began working in the field of cardiac diagnostics. In addition to performing cardiology consultations, he carries out echocardiography, transesophageal echocardiography, cardiac stress testing and analysis of 24-hour Holter ECG and blood pressure recordings. His main area of interest is the diagnosis and treatment of heart failure. He regularly continues his professional education through the European Society of Cardiology and plans to further specialize in the imaging diagnostics of cardiomyopathies. Kiril Stojanov collaborates with Diagnostični center Bled on cardiological examinations as part of preventive health evaluations.