Who does the Duodenal Switch
Presumably that's the DC/MD/VA area for those of us in the rest of the country.
This site has a very incomplete list of DS surgeons -
https://www.dsfacts.com/duodenal-switch-surgeons.php
I'm not aware of any in the DC area, but there are several good ones in the NJ/PA/NY area, so not that far out of the way for you.
pzPA/NY
1st support group/seminar - 8/03 (has it been that long?)
Wife's DS - 5/05 w Dr. Robert Rabkin VSG on 5/9/11 by Dr. John Rabkin