The United States Government Accountability Office (GAO) has issued a report on the national coverage determination process in Medicare.  GAO found that while national coverage determinations were often timely, improvements were still needed.  To read the GAO report on Medicare national coverage determinations, use the first link below.  To read GAO highlights of the report on Medicare national coverage determinations, use the second link below.

https://www.gao.gov/assets/gao-25-107623.pdf  (GAO report on Medicare national coverage determinations)

https://www.gao.gov/assets/gao-25-107623-highlights.pdf  (GAO highlights on Medicare national coverage determinations)