0CNW0Z2Billable procedure code
Release Upper Tooth, All, Open Approach
Medical and Surgical·Mouth and Throat·Table 0CN·FY 2027
0CNW0Z2 is the ICD-10-PCS procedure code for Release Upper Tooth, All, Open Approach. It belongs to PCS table 0CN, part of Section 0 (Medical and Surgical). The procedure targets the Mouth and Throat body system. Its root operation is Release. 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