by Medical Billing | Oct 16, 2014 | CPT modifiers
QW – CLIA WAIVED TEST The Clinical Laboratory Improvement Amendments of 1988 (CLIA) regulations require a facility to be appropriately certified for each test performed. To ensure that Medicare & Medicaid only pay for laboratory tests categorized as...
by Lori | Apr 1, 2011 | CPT modifiers
Qualitative Drug Testing G0431 & G0431 QW G0431 – Drug screen, qualitative; single drug class method (e.g., immunoassay, enzyme assay), each drug class This HCPCS code must be used when reporting any qualitative single drug or drug class assay. This includes...
by Lori | Dec 19, 2010 | CPT modifiers
CPT G0430 & G0430 QW G0430 – Drug screen, qualitative; multiple drug classes other than chromatographic method, each procedure This HCPCS code must be used when reporting any qualitative, non-chromatographic, multiple drug class assays. The code is reported only...
by Lori | Dec 16, 2010 | CPT modifiers
CMS Guidance on Qualitative Drug Testing March 25, 2010 On March 19, the Centers for Medicare and Medicaid Services (CMS) issued Transmittal 653, Change Request 6852, providing special instructions for billing Qualitative drug tests using the following specific HCPCS...
by Lori | Nov 18, 2010 | CPT modifiers
Modifier QW Fact Sheet QW CLIA Waived Test The Clinical Laboratory Improvement Amendments (CLIA) of 1988 require all laboratory testing sites to have one of the following certificates to legally perform clinical laboratory testing: Certificate of...
Recent Comments