WASHINGTON – As expected, the number of rejected claims spiked following the May 23rd deadline requiring all providers to use their National Provider Identifier number on electronic transactions.

Despite a spike in rejected Medicare claims, theimplementation of the National Provider Identifier number requirement has metwith no huge problems so far, according to the Centers for Medicare ...

The dreaded deadline has come. As of March 1, providers were required to begin using the National Provider Identifier number. Providers who don't use a workable NPI in the primary provider fields of ...

While most patients enter the healthcare system through the offices of small providers--such as one- and two-physician groups--those providers are more likely than others to be behind on getting their ...