Essentia Health, headquartered in Duluth, Minn., is an integrated health system serving patients in Minnesota, Wisconsin, and North Dakota. Essentia Health, headquartered in Duluth, Minn., is an integrated health system serving patients in Minnesota, Wisconsin, and North Dakota. THROUGHOUT ESSENTIA HEALTH, WE ARE CALLED TO MAKE A HEALTHY DIFFERENCE IN PEOPLE'S LIVES. AS A MEMBER OF THE ESSENTIA HEALTH FAMILY, ST. MARY'S HOSPITAL OF SUPERIOR'S MISSION AS A CATHOLIC, BENEDICTINE SPONSORED FACILITY IS TO PROMOTE CHRIST'S MINISTRY OF HOLISTIC HEALING FOR ALL HUMAN LIFE WITH SPECIAL CONCERN FOR THE POOR AND POWERLESS.