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Pathology/Lab Coding Alert

Reader Questions:

Beware Billing Flu Tests Together

Published on Tue Feb 09, 2021

Question: Can we bill 87804 and 87502 together? I have added a 59 modifier, but I am still getting denials. Missouri Subscriber Answer: Under certain circumstances, you may be able to bill together 87804 (Infectious agent antigen detection by immunoassay with direct optical (ie, visual) observation; Influenza) and 87502 (Infectious agent detection by nucleic acid (DNA or RNA); influenza virus, [...]
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