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The 2010BB REF Billing Provider Secondary Identification Segment is required when another identification number is needed to identify the provider besides the NPI in the 2010AA loop. The 5010 specifications for the REF segment can be found below as it pertains to the 2010BB loop.
The 2010BB REF Payer Secondary Identification Segment is required if additional identification numbers are required to adjudicate the claim. The 5010 specifications for the REF segment can be found below as it pertains to the 2010BB loop.
The National Provider Identifier (NPI), is a unique, 10-position numeric identifier, issued by the Centers for Medicare and Medicaid Services (CMS) for covered health care providers. Learn more about the answers to some of the more frequently asked questions.
A delimiter is simply a sequence of one or more characters used to separate two text strings. EDI standards describe a delimiter as a single character used to separate two data elements or to terminate a segment.
ASCII is the acronym for the American Standard Code for Information Interchange. Below is the ASCII character table for 128 characters.