National Provider Identifier (NPI) / Enrollment Frequently Asked Questions (FAQs)
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Why is my NSC number listed as an organization?
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The records with the NSC are registered based on the information included in the enrollment application (CMS 855-S). If any information on file with the NSC is incorrect, a new CMS 855-S form must be submitted to the NSC to get the records updated.
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Why isn't my NPI cross walking?
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There are several reasons that may cause NPI crosswalk mismatches. Please visit the new CGS Jurisdiction C NPI Information Center on our website for guidance on correcting NPI errors.
