The Indian Health Service (IHS) is a federal agency within the United States Department of Health and Human Services. It provides health care services to members of federally recognized Native American tribes and Alaska Natives. The IHS aims to ensure that these populations receive comprehensive, culturally appropriate health care, including preventive, primary, and specialty services. Established in 1955, the IHS operates hospitals, health centers, and clinics across the country. It focuses on improving health outcomes and addressing health disparities faced by Native American communities. The agency also collaborates with tribal governments to enhance health services and promote wellness initiatives.