QW modifier- List of CPT which Required
https://www.medicalbillingcptmodifiers.com/2014/10/list-of-cpt-which-required-qw-modifier.html
Sep 06, 2013 · The CPT codes for the following new tests must have the modifier QW (CLIA-waived test) to be recognized as a waived test. However, the tests mentioned on the first page of the list attached to CR8805 (i.e., CPT codes: 81002, 81025, 82270, 82272, 82962, 83026, 84830, 85013, and 85651) do not require a QW modifier to be recognized as a waived test.
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