GAO’s reports and testimonies give Congress, federal agencies, and the public timely, fact-based, non-partisan information that can improve government operations and save taxpayers billions of dollars.
What GAO Found The Centers for Medicare and Medicaid Services (CMS) shares Medicare beneficiary data with three major types of external entities: (1) Medicare Administrative Contractors (MAC) that perform processing and distribution functions that support the payment of Medicare benefits; (2) research...
What GAO Found The Centers for Medicare & Medicaid Services (CMS) reported 316 security-related incidents, between October 2013 and March 2015, affecting Healthcare.gov—the web portal for the federal health insurance marketplace—and its supporting systems.
What GAO FoundSeveral information security threats exist that can exploit vulnerabilities in active implantable medical devices, but experts caution that efforts to mitigate information security risks may adversely affect device performance.
The Social Security Administration (SSA) has been withholding Medicare premiums from beneficiaries' Social Security payments since the Supplementary Medical Insurance (Part B) program was first enacted in 1965.
Control systems--computer-based systems that monitor and control sensitive processes--perform vital functions in many of our nation's critical infrastructures such as electric power generation, transmission, and distribution; oil and gas refining; and water treatment and distribution.
The Department of Veterans Affairs (VA) has encountered numerous challenges in managing its information technology (IT) and securing its information systems. In October 2005, the department initiated a realignment of its IT program to provide greater authority and accountability over its resources.