MSc, Resident Doctor Vu Quoc Oai is a cardiologist with many years of experience in the diagnosis and treatment of common cardiovascular diseases. He completed his General Practitioner training program at Hanoi Medical University (2011–2017) and continued with the Master and Resident Doctor program at Hanoi Medical University and the Vietnam National Heart Institute from 2017 to 2020. Following that, he specialized in interventional treatment of cardiac arrhythmias at the Vietnam National Heart Institute – Bach Mai Hospital (2020–2021). 

Currently, Dr. Vu Quoc Oai serves as an Internal Cardiologist at the Cardiology Center, Vinmec Times City International Hospital. His professional services include the diagnosis and definitive treatment of cardiac arrhythmias, as well as general internal cardiovascular diseases, valvular heart disease, cardiomyopathy, and peripheral vascular examination. 

He also holds important certifications in pacemaker implantation, automatic defibrillator implantation, cardiac resynchronization therapy, electrophysiological studies, and catheter ablation for arrhythmias. In terms of publications and research, Dr. Oai has co-authored specialized books such as "Clinical Cardiology" (2019) and "Cardiology Drugs in Clinical Practice" (2020), and carried out a research project on "The role of the tilt-table test in the diagnosis of syncope".