The Eating Recovery Center of Houston (ERC) offers DBT as part of their program. Dr. Rebecca Wagner is the program Director and Michelle Beaudoin is the President. They may be able to help identify a local psychiatrist for you.
There are two locations: 1) in the Medical Center and 2) in the Woodlands.
Website: https://www.eatingrecoverycenter.com/programs/houston/
-Chris Webb, NMT, CRC, CPRP, MT-BC