About TriStar Hendersonville Medical Center Fully accredited, 159-bed hospital offering a full array of services including cardiology, diagnostic imaging, emergency, inpatient rehabilitation, orthopaedics, surgical and women's services. Nashville is home to more than 1.8 million people, more than 40,000 businesses, and over 250 healthcare companies are headquartered in the Nashville region, making healthcare the #1 industry.