CMS Announces New Waived Tests & Billing Codes June 11, 2007
The Centers for Medicare & Medicaid Services has recently updated its list of clinical laboratory tests approved by the Food & Drug Administration as waived under CLIA (the Clinical Laboratory Improvement Amendments). Effective July 1, the following tests are added and must be billed with the QW modifier in order to be recognized by local Medicare contractors as a waived test.