Inside the NPI crosswalk

Why This Topic Matters

Understanding the crosswalk matching framework can help organizations recognize why records may be accepted, flagged for review, or rejected, and it highlights the importance of aligning legacy and NPPES demographic data.

Article Sections

1. Overview of the crosswalk matching process

   Introduces the CMS crosswalk process and the general idea of comparing legacy and NPPES data fields. It explains the high-level separation between exact and potential matches.

2. Individual provider: Exact match criteria

   Summarizes the structure of the exact-match tables for individual providers. The section focuses on the types of fields compared and the existence of multiple match sets.

3. Individual provider: Potential match criteria

   Summarizes the broader matching category used when exact match criteria are not met. It describes the table format and the general comparison approach for individual providers.

4. Organization/practice: Exact match criteria

   Covers the exact-match framework used for organizations and practices. The section outlines the fields and match-set structure used in that category.

5. Organization/practice: Potential match criteria

   Covers the broader matching framework for organizations and practices when exact criteria are not met. It presents the general table-based comparison structure.