Effective April 28, 2015 there are new rules regarding the right of appeal for MSP Conditional Payment determinations relating to liability insurance, No fault and Workman’s Compensation carriers. These regulations promulgated as a result to the SMART act of 2012 detail the appeal process that may be used by liability carriers, No Fault Carriers and WC carriers when they receive demands for reimbursement for Medicare funds. see the rule here:
http://www.gpo.gov/fdsys/pkg/FR-2015-02-27/pdf/2015-04143.pdf