Drainage of Left Maxillary Sinus, Percutaneous Endoscopic Approach
Medical and Surgical·Ear, Nose, Sinus·Table 099·FY 2027
099R4ZZ is the ICD-10-PCS procedure code for Drainage of Left Maxillary Sinus, Percutaneous Endoscopic Approach. It belongs to PCS table 099, part of Section 0 (Medical and Surgical). The procedure targets the Ear, Nose, Sinus body system. Its root operation is Drainage. The approach used is Percutaneous Endoscopic.
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What the code means
Drainage: root operation
Taking or letting out fluids and/or gases from a body part
The qualifier DIAGNOSTIC is used to identify drainage procedures that are biopsies
Includes: Thoracentesis, incision and drainage
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
Nearby codes in table 099
Diagnosis codes mentioning “drainage”
- H04.22 Epiphora due to insufficient drainage
- H04.223 Epiphora due to insufficient drainage, bilateral
- Z98.2 Presence of cerebrospinal fluid drainage device
- H04.221 Epiphora due to insufficient drainage, right side
- H04.222 Epiphora due to insufficient drainage, left side