There are 13 new CLIA-waived tests effective April 1, 2019. The Center for Medicare & Medicaid Services (CMS) announced in CR11080 that these apply to facilities with a CLIA certificate of waiver. QW is Key to CLIA Waived Test Codes The modifier QW CLIA waived test must be appended to all but a handful of CPT […]

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The Clinical Laboratory Improvement Amendments of 1988 (CLIA) requires that only certified labs may bill for laboratory services, unless the test in question has been granted a waiver. The Centers for Medicare & Medicaid Services (CMS) has announced several new laboratory services, recently approved by the Food and Drug Administration (FDA), which qualify for a […]
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