Health informatics is the interdisciplinary field of study that combines information science, computer science, and health care to improve the delivery and quality of health care services. It is the practice of using technology and data to enable the efficient management and exchange of information within different parts of the health care system. This includes the collection, storage, retrieval, analysis, and sharing of information, as well as the use of technology to facilitate the delivery of care. Health informatics is essential for improving the quality, safety, and efficiency of healthcare delivery.