MC079

Number indicating order of relevance for Primary Diagnosis code for claims filed using CMS 1500 form. For example, if Primary Diagnosis code is the most relevant diagnosis on the claim line, the value in Diagnosis Code Pointer-1 becomes 1 or A. However, if Other Diagnosis Code 2 is the most relevant and the Primary Diagnosis code becomes secondary, the value in Diagnosis Code Pointer-1 becomes 2 or B.