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.
What to do if your provider has not filed your Medicare claim. â¢ If your Medicare claim has not been filed by your doctor or supplier, follow these steps: 1. Call 1-800-MEDICARE and ask the representative to tell you the exact deadline for filing your claim for the service or supplies you received.