Railroad Medicare (Palmetto GBA)
MedicareAlso covers: Railroad Medicare, RRB SMAC, Railroad Retirement Board Medicare
Payer ID
Varies — confirm via portal / clearinghouse
Specialty MAC (SMAC) for Railroad Retirement Board beneficiaries — NATIONWIDE, administered by Palmetto GBA. Requires separate eServices registration from the regional MAC.
Timely Filing Limit (TFL)
1 calendar year from date of service (Medicare FFS statutory limit)
Appeal Window
Redetermination: 120 days from receipt of the Remittance Advice / initial determination
Clearinghouse
Varies — confirm via portal / clearinghouse
Provider Services
Varies — confirm via portal / clearinghouse
Claims Fax
Varies — confirm via portal / clearinghouse
Claims Address
Varies — confirm via portal / clearinghouse
Provider Portal
https://palmettogba.com/rr
Palmetto GBA administers Railroad Medicare nationwide for RRB beneficiaries (Part B). Bill separately from the regional MAC.
Values vary by plan, region, and contract and can change. Confirm in the payer portal or with your clearinghouse before filing.
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