Information for Small Provider & Physician Practices

As a nation-wide contractor, Palmetto GBA (the Railroad Retirement Board Specialty Medicare Administrative Contractor, or RRB SMAC) works with providers and practices, both large and small. This section is devoted to small provider and physician practices and offers articles and resources to make billing to the RRB SMAC easy and successful.

Self Service Tools & Top Links

Latest Articles


Contact Railroad Medicare

Email Railroad Medicare

Contact a specific Railroad Medicare department

Provider Contact Center: 888-355-9165

IVR: 877-288-7600

TTY: 877-715-6397

Other Palmetto GBA Sites

Palmetto GBA Home

DMEPOS Competitive Bidding Program

Jurisdiction J Part A MAC

Jurisdiction J Part B MAC

Jurisdiction M Part A MAC

Jurisdiction M Part B MAC

Jurisdiction M Home Health and Hospice MAC


National Supplier Clearinghouse MAC


RRB Specialty MAC Providers

RRB Specialty MAC Beneficiaries



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