The mission of the Maine Department of Health and Human Services (DHHS) is to provide health and human services to the people of Maine so that all persons may achieve and maintain their optimal level of health and their full potential for economic independence and personal development.The mission of the Maine Department of Health and Human Services (DHHS) is to provide health and human services to the people of Maine so that all persons may achieve and maintain their optimal level of health and their full potential for economic independence and personal development.