Rule 1302. A provider may request reconsideration of its adjusted or rejected properly submitted bill by a carrier within 60 days of receipt of a notice of an adjusted or rejected bill or a portion of the bill. The provider's request to the carrier for reconsideration of the adjusted or rejected bill shall include a detailed statement of the reasons for disagreement with the carrier's adjustment or rejection of a bill or a portion of the bill.
Mich. Admin. Code R. 418.101302