02NW0ZZBillable procedure code
Release Thoracic Aorta, Descending, Open Approach
Medical and Surgical·Heart and Great Vessels·Table 02N·FY 2027
ICD-10-PCS classifies this procedure as 02NW0ZZ: Release Thoracic Aorta, Descending, Open Approach. Table 02N, part of Section 0 (Medical and Surgical) contains it. The procedure targets the Heart and Great Vessels body system. The approach used is Open.
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What the code means
Release: root operation
Freeing a body part from an abnormal physical constraint by cutting or by the use of force
Some of the restraining tissue may be taken out but none of the body part is taken out
Includes: Adhesiolysis, carpal tunnel release
Open: approach
Cutting through the skin or mucous membrane and any other body layers necessary to expose the site of the procedure