Buddhism and addiction treatment
Yes, there are addiction treatment facilities incorporating mindfulness meditation into thereapy. Judson Brewer at Mass General in Boston incorporated various aspects of Buddhism into his research on addiction thereapy. The main idea involves self-regulation of attention. He uses the acronym RAIN to describe the process:

Recognize
Accept/Allow
Investigate
Note


NIH has one of his presentations about RAIN and smoking cessation available on their website. It is a little technical.

Also, UC Berkeley's Greater Good Institute has a detailed page about mindfulness and addictions which is more consumer oriented.

Mindfulness is becoming more mainstream in many countries. Psychology Today's therapist search page can help one find a local psychologists who is trained in the art of mindfulness.

Insurance companies also provide a list of their providers who specialize in particular fields. They may list health care professionals who specialize in Mindfulness/Addictions.