HealthTrust Purchasing Group, headquartered in Brentwood, Tenn., was established in 1999. Since then, membership has more than tripled to nearly 4,000 members and $17 billion in annual purchasing volume - a 22 percent compound annual growth rate. Whether you're from a hospital, a physician's office or a Fortune 500 company, HealthTrust, CoreTrust or AdvantageTrust offer supply chain savings available to meet your purchasing needs.