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Pathology/Lab Coding Alert

Modifier Focus: Maneuver Modifier 90 Pitfalls to Bill Referred Lab Tests


- Published on Wed, Mar 11, 2015
Payer rules call the shots. If you want or need to bill for clinical lab tests that your lab doesn’t self-perform but sends to an outside (reference) lab, just beware that you have a lot of compliance issues to wade through first. You should also get familiar with modifier 90 (Reference [outside] laboratory) if you’re going to do this “third [...]


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