HMS Holdings Corp., through its subsidiaries, provides cost containment solutions in the United States healthcare marketplace. It provides coordination of benefits services to government and commercial healthcare payers and sponsors to coordinate benefits for claims; and payment integrity services that ensure healthcare claims billed are accurate and appropriate, as well as offers care management and consumer engagement solutions. The company's services also enable customers to recover improper payments; prevent future improper payments; reduce fraud, waste, and abuse; improve outcomes and increase retention; and ensure regulatory compliance. It serves state Medicaid programs, commercial health plans, federal government health agencies, government and private employers, children's health insurance programs, and other healthcare payers and sponsors. The company was founded in 1974 and is headquartered in Irving, Texas.