42 C.F.R. § 405.1100 Medicare Appeals Council review: General.
Title 42 - Public Health
(a) The appellant or any other party to the hearing may request that the MAC review an ALJ's decision or dismissal. (b) Under circumstances set forth in §405.1104 and 405.1108, the appellant may request that a case be escalated to the MAC for a decision even if the ALJ has not issued a decision or dismissal in his or her case. (c) When the MAC reviews an ALJ's decision, it undertakes a de novo review. The MAC issues a final action or remands a case to the ALJ within 90 days of receipt of the appellant's request for review, unless the 90-day period is extended as provided in this subpart. (d) When deciding an appeal that was escalated from the ALJ level to the MAC, the MAC will issue a final action or remand the case to the ALJ within 180 days of receipt of the appellant's request for escalation, unless the 180-day period is extended as provided in this subpart.
Title 42: Public Health
PART 405—FEDERAL HEALTH INSURANCE FOR THE AGED AND DISABLED
Subpart I—Determinations, Redeterminations, Reconsiderations, and Appeals Under Original Medicare (Part A and Part B)
Medicare Appeals Council Review
§ 405.1100 Medicare Appeals Council review: General.

