(May 2012). Diagnosis-related group (DRG) is a system to classify hospital cases into one of originally 467 groups, with the last group (coded as 470 through v24, 999 thereafter) being Ungroupable.he history, design, and classification rules of the DRG system, as well as its application to patient discharge data and updating procedures, are presented in the CMS DRG Definitions Manual (Also known as the Medicare DRG Definitions Manual and the Grouper Manual). A new version generally appears every October.
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Jeff King Is the oldest musher to run the Iditarod By Emily Elizabeth Wells Close Emily. Jeff King was the oldest to win, but Colonel Norman Vaughn was the oldest to finish â¦ the race at age 86. 2 people found this useful.