Question: How should we code a trichrome stain that is done in microbiology as a second technique to an ova and parasite workup? Is the correct code different if we are testing for microorganisms?
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Editors note: Laurie Castillo, MA, CPC, president of American Association of Professional Coders Northern Virginia Chapter and owner of Physician Coding & Compliance Consulting in Manassas, Va., provided advice to answer You Be the Coder.