The integration of blockchain technology in the healthcare sector heralds a significant transformation in data security, interoperability, and efficiency. This chapter delves into how blockchain can revolutionize health data management, emphasizing applications such as electronic medical record management and drug traceability. It also discusses the profound benefits of blockchain, including fraud reduction and enhanced data management, while addressing challenges related to privacy and regulatory compliance. The chapter further explores the potential of blockchain to streamline patient care, enhance drug safety, and facilitate secure and efficient data sharing among healthcare providers. Case studies are presented to demonstrate successful blockchain applications in various healthcare scenarios, providing a glimpse into the future potential of this technology in the health sector.