Release Acoustic Nerve, Open Approach
Medical and Surgical·Central Nervous System and Cranial Nerves·Table 00N·FY 2027
00NN0ZZ is the ICD-10-PCS procedure code for Release Acoustic Nerve, Open Approach. It belongs to PCS table 00N, part of Section 0 (Medical and Surgical). The procedure targets the Central Nervous System and Cranial Nerves 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