Johnston County, Oklahoma. Johnston County is a county located in the U.S. state of Oklahoma. As of the 2010 census, the population was 10,957. Its county seat is Tishomingo. It was established at statehood on November 16, 1907 and named for Douglas H. Johnston, a governor of the Chickasaw Nation. Johnston County is part of the Texoma Region.
Texas Health Physicians Group is a group practice with 219 locations. Currently, Texas Health Physicians Group's 720 physicians cover 56 specialty areas of medicine.
We are one of the premier ENT specialty groups on the Texas Gulf Coast and are dedicated to providing you with total care for diseases and disorders of the head and neck. We offer the highest level of specialty care for all ear, nose and throat problems at our many convenient offices in Harris and the surrounding counties.