This is the 1230 Restaurant & Champagne Lounge that opened back in December of 2017. At that time:
“1230 Restaurant and Champagne Lounge, a riveting food menu with a social sophisticated lounge concept. The cuisine takes its cue from contemporary French American recipes that are sure to delight and excite your appetite.”
You can see their current menus here.
1230 9th Street, NW