Immunization roster billing
Roster billing enables Medicare beneficiaries to participate in mass immunization programs offered by various entities that give...
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Determining your Medicare effective date
Use this guide to help determine your Medicare effective date based on your applicable scenario(s).
Process for supplying invoice amount on certain HCPCS codes - avoid rejected claims
Please review the updated drug codes listing
2025 provider enrollment application fee
Review this information for details on the 2025 enrollment application fee.
Provider Enrollment application status tools available
Checking the status of an application? Instead of calling the Provider Enrollment Help Line, use our self-service resources to...
2026 influenza, pneumococcal, and hepatitis B vaccine reimbursement
Read this article for information on vaccine fees for calendar year 2026.
Process for pathology, laboratory, and other codes
Avoid negative impacts to your claims by providing the medical records for the other code claim submissions indicated in this...
Medicare provider / supplier specialty codes
Here is the list of Medicare provider / supplier specialty codes you can use as a reference during the enrollment process.
Critical access hospital (CAH) method II professional reassignment deadline is January 1
Beginning January 2, 2026, CAH Part A Method II claims for professional services will return to provider (RTP) if a reassignment...