Health Information Privacy refers to the protection of personal health data, ensuring that an individual’s medical records, history, and other sensitive information are kept confidential. In systems utilizing blockchain technology, this privacy becomes crucial. Each transaction is recorded in a public ledger, which can make health information vulnerable to unauthorized access. To address this, various methods like data encryption and zero-knowledge proofs are implemented. These techniques allow for the verification of information without exposing the actual data.Additionally, decentralized identifiers can help in managing identities securely. They allow individuals to control who has access to their health information, reducing the risk of data breaches.Maintaining health information privacy fosters trust between patients and providers. When individuals feel secure that their sensitive data is protected, they are more likely to share necessary information for their care. Thus, the integration of health information privacy measures in blockchain solutions is vital for promoting secure, efficient healthcare practices.