What does modifier -Q6 signify in coding practice?

Modifier -Q6 is used to indicate that a service is a supervised service performed by a physician or qualified health care professional, typically in situations where a procedure requires oversight. This modifier is often applicable in scenarios such as physical therapy or certain diagnostic services that are usually provided under supervisory conditions. By indicating the supervisory aspect of the service, modifier -Q6 helps convey to payers and other stakeholders that supervision was integral to the delivered care, thus ensuring proper reimbursement and understanding of the service complexity.

This descriptor outlines the nature of the provided service and establishes the professional oversight involved, which is critical for understanding the context and quality of care provided.