42 CFR §431.154
The informal reconsideration must, at a minimum, include—
- (a)Written notice to the facility of the denial, termination or nonrenewal and the findings upon which it was based;
- (b)A reasonable opportunity for the facility to refute those findings in writing, and
- (c)A written affirmation or reversal of the denial, termination, or nonrenewal.