MedStar Mobile Healthcare is the exclusive emergency and non-emergency mobile healthcare provider to Fort Worth and 14 other ... Tarrant County cities including Haltom City, Burleson, Saginaw, White Settlement, Forest Hill, River Oaks, Lake Worth, Sansom Park, Westworth Village, Blue Mound, Edgecliff Village, Haslet, Lakeside and Westover Hills. Established in 1986, MedStar provides advanced life support ambulance service to 434 square miles and more than 1 million residents in Tarrant County, Texas. MedStar responds to about 150,000 calls a year with a fleet of 60 ambulances. MedStar maintains accreditation from the Commission on Accreditation of Ambulance Services and our 9-1-1 Call Center is an Accredited Center of Excellence through the International Academies of Emergency Dispatch. read more