In 1982 these 2 organizations merged to become America's largest single provider of managed health-care coverage
[DOC] [TLE] About MedStar - MedStar Health [PAR] As the largest healthcare provider in Maryland and the Washington, D.C., ... 
MedStar Family Choice, a Maryland Medicaid Managed Care Organization, ... 
plan in Maryland by the U.S. News/NCQA America's Best Health Insurance Plans 
2009-10.