Summary In 1996, Slovenia witnessed a profound transformation in its cardiac care landscape with the establishment of the Department of Cardiac Surgery at the University Medical Centre Maribor. This momentous milestone heralded the birth of the nation’s second heart surgery center revolutionizing cardiovascular care accessibility. Today, the Department of Cardiac Surgery stands as a regional hub, delivering specialized cardiac surgical services to Slovenia’s northeastern region and beyond. Its unwavering commitment to excellence, patient-centered care, and adherence to international guidelines reflects its dedication to providing top-tier cardiac care. As the department commemorates its 25th anniversary, this article offers a reflective overview of its establishment, development, growth and future trajectory for further development in an ever-changing era of cardiovascular medicine. The article also highlights the department’s active involvement in international collaborations, scientific research, medical education, and innovations in minimally invasive cardiac surgery.