Members of Congress, their staffs, and approximately 9 millionother federal workers, retirees, and their families in the42-year-old Federal Employees Health Benefits Program (FEHBP) are,unlike most Americans, able to choose a plan that best meets theirneeds from almost 200 private options nationwide, includingfee-for-service, preferred provider organization, and managed careplans, and those sponsored by unions and employee organizations.