Latundra Posted Thu 09th of July, 2020 17:59:07 PM
Medicare keeps denying code 83970 due to modifier QW. I'm I using wrong modifier?
SuperCoder Answered Fri 10th of July, 2020 04:18:27 AM
Hi nbsp Modifier QW is an informational modifier appended to lab service codes that are on the CLIA list of tests waived from regulatory oversight If your lab operates with a certificate of waiver you must use this modifier and you can perform only tests that are on the CLIA-waived...