Check out the Mid Atlantic basenji club of Maryland. http://mabasenji.org/

Try www.basenji.org for basenji info and try https://www.basenji.org/index.php/about-basenjis/breeder-directory
for Basenji Club of America Breeders.

Consider a rescue? https://www.basenjirescue.org/

Or maybe BCOC at http://www.basenjiclubofcanada.com/

I will mention the Phoenix area basenji club. Check their website for contact info. They may suggest a vet that knows basenjis there.
https://copperstatebasenjiclub.com/

To learn more abour Basenjis try www.basenji.org and check out info on the November 2019 basenji week long National Specialty show in Tucson.