CFR > Title 42 - Public Health > CHAPTER IV—CENTERS FOR MEDICARE & MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER B—MEDICARE PROGRAM (parts 405 to 426) > PART 423—VOLUNTARY MEDICARE PRESCRIPTION DRUG BENEFIT > SUBPART M—Grievances, Coverage Determinations, Redeterminations, and Reconsiderations (§423.558 to §423.638) > 423.576—Effect of a coverage determination.

423.576—Effect of a coverage determination.

The coverage determination is binding on the Part D plan sponsor and the enrollee unless it is reviewed and revised under § 423.580 through § 423.604 and § 423.1970 through § 423.1976 or is reopened and revised under § 423.1978.
[70 FR 4525, Jan. 28, 2005, as amended at 74 FR 65363, Dec. 9, 2009]