Witnesses Christi Grimm Chief of Staff, Office of Inspector General, U.S. Department of Health and Human Services Witness Statement Witness Invitation Questions for the Record Response to Questions for the Record Truth in Testimony and CV Timothy Hill Deputy Director, Center for Medicaid and CHIP Services, Centers for Medicare and Medicaid Services, U.S. Department of Health and Human Services Witness Statement Witness Invitation Questions for the Record Response to Questions for the Record Truth in Testimony and CV Katherine Iritani Director, Health Care, U.S. Government Accountability Office Witness Statement Witness Invitation Questions for the Record Response to Questions for the Record Truth in Testimony and CV Documents Hearing Notice Background Memo Opening Statement – Oversight and Investigations Subcommittee Chairman Tim Murphy Opening Statement – Full Committee Chairman Greg Walden Hearing Attendance Preliminary Transcript Opening Statement – Full Committee Ranking Member Frank Pallone Jr. Subcommittees Oversight and Investigations (115th Congress) Oversight and Investigations hearing