Sparrow Health System, Regional Cancer Center Sparrow has grown to become the region\'s largest health system, and its diverse range of facilities offer residents some of the most advanced medical technology available in the world.Sparrow has two Lansing campuses, Sparrow Clinton Memorial Hospital in St. Johns, Sparrow Ionia Hospital in Ionia, and an affiliate hospital, Carson City Hospital. The health system has dozens of satellite care centers. Sparrow also offers the Michigan Athletic Club, a 276,000-square-foot facility voted one of the country\'s top health clubs.