01548oam 2200397 a 450 991069191820332120030711115320.0(CKB)5470000002350235(OCoLC)52484864ocm52484864(OCoLC)995470000002350235(EXLCZ)99547000000235023520030624d2000 ua 0enguran||||||txtrdacontentcrdamediacrrdacarrierHealth Care Financing Administration[electronic resource] three largest medicare overpayment settlements were improper : statement of Robert H. Hast, Acting Assistanct Comptroller General for Special InvestigationsWashington, DC :U.S. General Accounting Office,[2000]Testimony ;GAO/T-OSI-00-7Title from title screen (viewed on June 24, 2003)."For release ... March 28, 2000."Paper version available from: General Accounting Office, 441 G St., NW, Rm. LM, Washington, D.C. 20548.Includes bibliographical references.Health Care Financing Administration MedicareClaims administrationAuditingMedicareClaims administrationAuditing.Hast Robert H1380817United States.General Accounting Office.GPOGPOBOOK9910691918203321Health Care Financing Administration3429976UNINA