HCPCS Modifier PA
Surgery performed on the wrong body part.
Guidelines and Instructions
- Submit this modifier only with surgical procedure codes
- Surgeries submitted with this modifier will be denied with remark code CO-50 — these are non-covered services because this is not deemed a medical necessity by the payer
- CMS National Coverage Determination (PDF) 140.6, 140.7 and 140.8
Last Updated: 07/16/2020