- (a) Retroactive claims adjustments, underpayment refunds, and overpayment recoveries. Whenever a sponsor receives information that necessitates a retroactive claims adjustment, the sponsor must process the adjustment and issue refunds or recovery notices within 45 days of the sponsor's receipt of complete information regarding claims adjustment.
- (b) Coordination of benefits. Part D sponsors must coordinate benefits with SPAPs, other entities providing prescription drug coverage, beneficiaries, and others paying on the beneficiaries' behalf for a period of 3 years from the date on which the prescription for a covered Part D drug was filled.
[75 FR 19819, Apr. 15, 2010, as amended at 80 FR 7964, Feb. 12, 2015]