The Indian Health Service's primary mission is to provide comprehensive healthcare services to Native Americans and Alaska Natives, including preventive, curative, and rehabilitative care.

The Indian Health Service faces a number of unique challenges in providing healthcare to Native Americans and Alaska Natives, including geographic isolation and lack of access to healthcare facilities, high rates of poverty and unemployment among Native Americans and Alaska Natives, and cultural and linguistic barriers between healthcare providers and patients.

The Indian Health Service addresses the challenge of geographic isolation and lack of access to healthcare facilities by providing mobile healthcare clinics and telehealth services, partnering with tribal and community health organizations, and recruiting and training healthcare providers who are willing to work in rural areas.

The Indian Health Service addresses the challenge of high rates of poverty and unemployment among Native Americans and Alaska Natives by providing financial assistance to Native Americans and Alaska Natives who cannot afford healthcare, working with tribal governments to develop economic development programs, and advocating for policies that promote job creation and economic opportunity for Native Americans and Alaska Natives.

The Indian Health Service addresses the challenge of cultural and linguistic barriers between healthcare providers and patients by providing interpreters and translators for patients who do not speak English, developing culturally appropriate healthcare materials and programs, and recruiting and training healthcare providers who are familiar with the culture and language of Native Americans and Alaska Natives.

The Indian Health Service has made significant progress in improving the health of Native Americans and Alaska Natives, including decreased infant mortality rates, increased life expectancy, and reduced rates of chronic diseases.

The Indian Health Service still faces a number of challenges in providing healthcare to Native Americans and Alaska Natives, including inadequate funding, shortage of healthcare providers, and lack of access to healthcare facilities.

The challenges faced by the Indian Health Service can be addressed by increasing funding for the Indian Health Service, recruiting and training more healthcare providers to work in Indian Country, and expanding access to healthcare facilities in Indian Country.

Tribal governments play a vital role in improving the health of Native Americans and Alaska Natives by developing and implementing their own healthcare programs and services, partnering with the Indian Health Service to provide healthcare services to their members, and advocating for policies that promote the health of Native Americans and Alaska Natives.

Individual Native Americans and Alaska Natives can play a significant role in improving their own health by taking steps to improve their own health, such as eating a healthy diet, getting regular exercise, and avoiding tobacco and alcohol, learning about their family health history and getting regular checkups, and advocating for their own health needs and working with their healthcare providers to develop a care plan that meets their needs.