Percentage of cytopathology reports from samples of known or suspected oropharyngeal squamous cell carcinoma or metastatic SCC of unknown primary that include high-risk HPV testing status. INSTRUCTIONS: This measure is to be reported each time a cytopathology report from samples of known or suspected oropharyngeal squamous cell carcinoma or metastatic SCC of unknown primary is finalized during the performance period. This measure may be submitted by eligible clinicians who perform the quality actions described in the measure based on the services provided and the measure-specific denominator coding.