Palmetto GBA is the Railroad Specialty Medicare Administrative Contractor (RRB SMAC) and processes Part B claims for Railroad Retirement beneficiaries nationwide. Palmetto GBA is contracted by the independent federal agency Railroad Retirement Board (RRB), which administers comprehensive retirement-survivor and unemployment-sickness benefit programs for railroad workers and their families under the Railroad Retirement and Railroad Unemployment Insurance Acts.
Additional Information is available for Railroad Medicare Providers.