HHC HISA

**HHC HISA** stands for Headquarters and Headquarters Company, Health Information Systems Activity. Established in the late 20th century, HHC HISA played a pivotal role in supporting the U.S. Army's medical command by managing and integrating health information systems. The unit was tasked with ensuring the secure, efficient flow of medical data across Army hospitals and clinics worldwide. Over the years, HHC HISA contributed significantly to the modernization of military health records and the implementation of advanced medical IT solutions, enhancing care for service members. Its expertise became particularly crucial during deployments, where rapid, accurate health information exchange was vital to operational success.