 Blockchain technology is one of the most important discoveries and creative developments of our time. It is a distributed ledger system that allows for secure data storage and transfer, as well as trusted transactions between parties. Its use in the professional world has been rapidly increasing over the past few years, and it is now being applied to various industries such as finance, healthcare and supply chains. Healthcare is one of the areas where blockchain technology has seen the greatest impact. With its ability to provide secure and efficient data management and record keeping. This paper reviews the current state of blockchain based healthcare technologies and their applications, highlighting key issues and providing insight into the potential of this technology in the healthcare sector. This article was authored by Syedna Makhazer, M.D. Monerazaman, Abdul Salam Yusin and others.