About Medical City North Hills 164 bed, state-of-the-art facility Fully accredited by the Joint Commission Level III trauma center designation Awarded an —A in The Leapfrog Group's fall 2020 Hospital Safety Grade North Richland Hills, Texas is a vibrant, fast-growing city centrally located within the Dallas Fort Worth metroplex. With nearly 70,000 residents, 1,200 businesses, and 30 major employers, NRH is the third-largest city in Tarrant County. Residents enjoy our welcoming and neighborly atmosphere and family friendly amenities. It is located 15 miles from the DFW International Airport.