Because of a lapse in government funding, the information on this website may not be up to date,
transactions submitted via the website may not be processed, and the agency may not be able to respond
to inquiries until appropriations are enacted.
The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status,
please visit cc.nih.gov.
Updates regarding government operating status and resumption of normal operations can be found at
opm.gov.
In what formats are the AccessGUDID data available?
The full download is available in XML and pipe-delimited text formats. The downloadable daily, weekly, and monthly updates are available in XML. The API provides JSON and XML formats. Individual records accessed through the AccessGUDID website are available in JSON and XML formats, and search results can be exported in pipe-delimited text, CSV, JSON, XLS, and XML formats.