4A0C45ZBillable procedure code
Measurement of Biliary Flow, Percutaneous Endoscopic Approach
Measurement and Monitoring·Physiological Systems·Table 4A0·FY 2027
ICD-10-PCS classifies this procedure as 4A0C45Z: Measurement of Biliary Flow, Percutaneous Endoscopic Approach. Table 4A0, part of Section 4 (Measurement and Monitoring) contains it. The procedure targets the Physiological Systems body system. The approach used is Percutaneous Endoscopic.
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What the code means
Measurement: root operation
Determining the level of a physiological or physical function at a point in time
Percutaneous Endoscopic: approach
Entry, by puncture or minor incision, of instrumentation through the skin or mucous membrane and any other body layers necessary to reach and visualize the site of the procedure