The ... administration inadvertently exposed the Social Security numbers of health care providers in a database powering a new Medicare portal, The Washington Post found.
...
a publicly accessible database used to populate the directory contains some of the providers’ Social Security numbers, linked to their names and other identifying information. For at least several weeks, CMS made the database available for public use as part of its data transparency efforts.
...
The directory is part of a broader initiative that includes plans for a new national directory of health care providers, led by Amy Gleason, the acting administrator of the U.S. DOGE Service and a senior CMS official.

Inadvertently? DOGE? We were already able to do that pre-DOGE.