The National Indian Health Board (NIHB) is a non-profit organization located in Washington DC that represents Tribal governments. They advocate as the united voice of federally recognized American Indian and Alaska Native Tribes to reinforce Tribal sovereignty and strengthen Tribal health systems. The NIHB provides a variety of services to tribes, federal agencies, and private foundations.

Their services include advocacy, policy formation and analysis, legislative and regulatory tracking, direct and timely communication with Tribes, research on Indian Health issues, program development and assessment, and training and technical assistance programs. They also offer project management services. The NIHB plays a major role in raising awareness and advocating for the rights of all federally recognized American Indian and Alaska Native Tribes.

They provide a platform for policy makers and Tribal governments to make sound health care decisions, while also participating in national organizations to voice American Indian and Alaska Native health policy concerns. Overall, the NIHB is dedicated to strengthening healthcare for all AI/ANs and ensuring the highest level of health and well-being for their People