The NPI is here. The NPI is now. Are you using it?
Fee-For-Service (FFS) Medicare Physicians, Non-Physician Practitioners & Other Suppliers
Reminder: Effective March 1, 2008, when required for Medicare claim submission, all 837P and CMS-1500 claims must have an NPI or NPI/legacy pair in the required primary provider fields. Failure to include an NPI will cause the claim to reject.
Visit the CMS NPI web page for more details.
