Excision of Left Ethmoid Bone, Percutaneous Endoscopic Approach, Diagnostic
Medical and Surgical·Head and Facial Bones·Table 0NB·FY 2027
In ICD-10-PCS, code 0NBG4ZX describes Excision of Left Ethmoid Bone, Percutaneous Endoscopic Approach, Diagnostic. This procedure is listed in table 0NB, part of Section 0 (Medical and Surgical). Its root operation is Excision. The approach used is Percutaneous Endoscopic.
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What the code means
Excision: root operation
Cutting out or off, without replacement, a portion of a body part
The qualifier DIAGNOSTIC is used to identify excision procedures that are biopsies
Includes: Partial nephrectomy, liver biopsy
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