42 CFR §456.206

1. (a)For the purpose of this subpart, “UR committee” includes any group organized under paragraphs (b) and (c) of this section.
2. (b)The UR committee must be composed of two or more physicians, one of whom is knowledgeable in the diagnosis and treatment of mental diseases, and assisted by other professional personnel.
3. (c)The UR committee must be constituted as—
   1. (1)A committee of the mental hospital staff;
   2. (2)A group outside the mental hospital staff, established by the local medical or osteopathic society and at least some of the hospitals and SNFs in the locality; or
   3. (3)A group capable of performing utilization review, established and organized in a manner approved by the Secretary.
4. (d)The UR committee may not include any individual who—
   1. (1)Is directly responsible for the care of patients whose care is being reviewed; or
   2. (2)Has a financial interest in any mental hospital.