Located in Bar Harbor, Maine, our independent, nonprofit hospital offers dedicated service to the residents of Mount Desert I ... sland, the outer islands of Swans, Frenchboro, Cranberry and Islesford, and satellite communities in Hancock and Washington counties. These two counties are Maine’s 3rd and 5th most rural, according to the 2010 federal census. MDIH’s mission is to provide compassionate care and strengthen the health of our community. read more