This report examines the crucial role of Continuous Professional Development (CPD) in enhancing patient safety within the healthcare system. The report begins by defining patient safety as the optimization of patient outcomes through best practices, including minimizing unsafe acts. It highlights how CPD, particularly for nurses, improves competency, enabling them to provide patient-centered care and make sound decisions, thereby reducing medical errors. The report emphasizes the importance of preventing medical errors, improving communication between healthcare professionals and patients, and staying updated on healthcare trends and treatment techniques. It also underscores how CPD equips nurses with the skills to assess and address changing patient needs, ultimately enhancing their ability to provide quality care and ensure patient safety. The report references guidelines from the Singapore Nursing Board and the World Health Organization to support its assertions.