CFR › Title 42 › Part 476 › §476.8542 CFR §476.85Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkA QIO initial denial determination or change as a result of DRG validation is final and binding unless, in accordance with the procedures in part 473—(a)The initial denial determination is reconsidered and revised; or(b)The change as a result of DRG validation is reviewed and revised.