To restore dignity and "healing through Love" by providing free healthcare. Geographic Areas Served: Frederick County, MD Baltimore County, MD Carroll County, MD Dauphin County, PA Adams County, PA Maricopa County, AZ (greater Phoenix metropolitan area) Nueces County, TX (greater Corpus Christi metropolitan area) Mission of Mercy is a "borderless" organization, meaning that patients do not have to be residents of the counties listed above in order to receive services.