1359a31b_nship__and_Remarks_Field_Codes__Description
[Code] 77 [Description] 
Provider accepts or is obligated/required, due to a contractual arrangement/law, to accept payment by primary payer as payment in full (and that amount has been received and no Medicare payment is due). MSP claim is being filed because claim is an inpatient claim or claim is an outpatient claim and the beneficiary has not yet met his/her annual Medicare Part B deductible.
Medicare Secondary Payer (MSP): Condition, Occurrence, Value, and Patient Relationship, and Remarks Field Codes
Description