MHA 616 Week 1 Discussion 1 Health Information Systems’ Role Health Information Systems’ Role. Understanding the role information systems play in health care leadership is essential to the success of health care professionals. In a minimum of 300 words, address the following points in your discussion post: “� Discuss the importance of health care information systems to health care professionals. “� Discuss four of the major health information systems and their use. “� Discuss the impact of health information systems on patient care. “� Discuss at least three definitions of the term “health care information.”� Guided Response: Review your peers’ posts and substantively respond to at least two of your classmates’ posts by Day 7. A substantive response is a respectful, professional, and unique response that is at least five sentences in length and: “� Highlights the key points of what you have learned from your peer’s post. “� Adds your content knowledge. “� Compares and contrasts. “� Provides further research. “� Is topic-related.