42 C.F.R. § 422.646 Effect of contract determination.
Title 42 - Public Health
The contract determination is final and binding unless— (a) The determination is reconsidered in accordance with §§422.648 through 422.658; (b) A timely request for a hearing is filed under §422.662; or (c) The reconsideration decision is revised as a result of a reopening under §422.696.
Title 42: Public Health
PART 422—MEDICARE ADVANTAGE PROGRAM
Subpart N—Medicare Contract Determinations and Appeals
§ 422.646 Effect of contract determination.