Lesson Layout

The following pages describe the data elements necessary for 837P and CMS-1500 Medicare claim completion and where to find the information required in those elements.

We show the information for each data element this way:

These icons show when Medicare requires the data element or if it's situational:

R

Required by Medicare

S

Situational

Table 4: Name of Data Element & Source

Name of Data Element	Source
This column describes the information required in the data element.	This column will direct you to resources for this information.

The NUCC developed a crosswalk between the ASC X12N 837P and the Form CMS-1500 hard copy claim form: NUCC 1500 - 837P Map.