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Potential Providers

Enrollment on Demand Tutorials for Part A Provider Types - View Medicare Part A Provider Types and Enrollment on Demand application tutorials to help such providers complete appropriate applications correctly the first time

National Provider Identifier (NPI) - View information about the unique identification number for covered health care providers

Provider Enrollment, Chain, and Ownership System (PECOS) - Whether a provider is enrolling in Medicare for the first time or needs to make changes to enrollment information, Internet-based PECOS is the most efficient process of submitting applications and keeping Medicare enrollment information up to date. View details

Provider Transaction Access Number (PTAN) - View details about the Medicare-only number issued to providers by Medicare Administrative Contractors (MACs) upon enrollment to Medicare

Last Updated May 25, 2017