Blockchain technology has been growing at a substantial growth rate over the last decade. Blockchain, originally developed to support the cryptocurrency ecosystem, has recently been used in various other fields to achieve extraordinary levels of security. Blockchain technology has applications beyond cryptocurrencies, including risk management, healthcare facilities, financial and social services, and more. Blockchain has been used in the healthcare industry for several purposes including secure data logging, transactions, and maintenance using smartcontracts. The healthcare sector integrating blockchain into various aspects of this digital age. Its features such as micro-transactions, decentralized exchanges, consensus mechanisms, and smart contracts allow for securing the privacy of the health data of patients who are key stakeholders in the healthcare domain. The User Interface (UI) of the HealthChain system highlights the development of blockchain peers with background data on blockchain network construction. By digitally linking patients, payers, and providers over an open network, Health Chain is building a data-driven healthcare community. The modular Hyperledger fabric architecture, which promotes secrecy, scalability and security in health informatics, is a major asset of HealthChain which is powered by Blockchain. The smartcontracts guarantees that the right people are authorised and given the rights on its network of permissions. This review article's primary goal is to offer an extensive look and assessment of blockchain technology. The intention is to provide readers with a comprehensive understanding of blockchain technology, its present status, and its possible effects on a range of industries, including supply chain management, healthcare, banking, and more.