### Question
How is the term eligible institution for mental diseases defined?


### Answer
The term **eligible institution for mental diseases** is defined in *42 U.S.C. § 1396n* as the following:

> an institution for mental diseases that—


(i) follows reliable, evidence-based practices

#### Citation:
  - *42 U.S.C. § 1396n*
  - Heading: **CHAPTER 7-SOCIAL SECURITY > SUBCHAPTER XIX-GRANTS TO STATES FOR MEDICAL ASSISTANCE PROGRAMS**

