Why isn the 9-digit legacy identify displayed on the NPI Registry?
For security reasons, the NPI Registry does not display any 9-digit legacy numbers since they may also be Social Security numbers. Suppliers should review the NPI Notification they received when assigned their NPI. If an update was submitted to the NPPES, the 9-digit legacy identifier will appear on the NPI notification letter. If you are unable to locate the NPI Notification, please contact the NPI Enumerator at 1.800.465.3203 to request a copy of the most recent NPI notification. Q: What is Medicare’s policy as it pertains to NPI? A : Effective March 1, 2008, all 837p transactions and CMS-1500 claims forms must have an NPI or NPI/Legacy pair in the required primary provider fields. Without this information, claims will reject. Effective May 23, 2008, CMS will lift its NPI contingency plan. Only the NPI will be accepted and sent on all HIPAA electronic transactions (837I, 837P, NCPDP, 276/277, 270/271 and 835), paper claims, and SPR remittance advices. All secondary provider fields on