The blockchain is a safe mechanism for storing and distributing data due to its transparency. Every block of the chain serves as both an individual component that has its data as well as a dependent connection inside the shared network, so this duality provides networks organized by users who keep and share data instead of the third party. Blockchain has several uses in healthcare, including the improvement of applications for mobile health monitoring devices, the distribution and storage of electrical-medicalrecords, clinical research data, as well as the storage of insurance information. Blockchain analysis throughout insurance is currently limited, but the blockchain is at the frontlines of trying to transform the medical system; throughout its distributed concepts, blockchain could even keep improving patient records availability and privacy. This article presents a solution for managing identity and access in a digital system that makes use of blockchain technology to help with entity authentication and permission. Using the Permissioned Blockchain architecture, a prototype illustrates the use of blockchain in access and identity management. It gives a proof-of-concept centered on some use cases involving ElectronicHealth-Records from the health sector in which an immutable and traceability record for information related to patients is desired. Blockchain has the implicit to meet specific unique criteria, similar to confidentiality and invariability, and so might be employed in a wide range of operations.