Components of a GPU. A graphics processing unit (GPU) is a specialized electronic circuit designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display device. GPUs are used in embedded systems, mobile phones, personal computers, workstations, and game consoles.
1-800-MEDICARE (1-800-633-4227) For specific billing questions and questions about your claims, medical records, or expenses, login to MyMedicare.gov, or call 1-800-MEDICARE.
National Provider Identifier (NPI) Filing Requirements. Effective May 23, 2007, the National Provider Identifier (NPI), will be the standard identifier for covered health. care providers to use when filing and processing health care claims and other transactions. 837 Health Care Claims (Professional and Institutional)