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ICD 10 Code 009N00Z

Drainage of Acoustic Nerve with Drainage Device, Open Approach
“Drainage of Acoustic Nerve with Drain Dev, Open Approach” for short

009N00Z is a valid billable ICD-10 procedure code for Drainage of Acoustic Nerve with Drainage Device, Open Approach. It is found in the 2025 version of the ICD-10 Procedure Coding System (PCS) and can be used in all HIPAA-covered transactions from Oct 01, 2024 - Sep 30, 2025.

Drainage involves:
Taking or letting out fluids and/or gases from a body part. The qualifier DIAGNOSTIC is used to identify drainage procedures that are biopsies

Open approach involves:
Cutting through the skin or mucous membrane and any other body layers necessary to expose the site of the procedure

Drainage includes:

  • Thoracentesis, incision and drainage

Acoustic Nerve body part includes:

  • Cochlear nerve
  • Eighth cranial nerve
  • Scarpa's (vestibular) ganglion
  • Spiral ganglion
  • Vestibular (Scarpa's) ganglion
  • Vestibular nerve
  • Vestibulocochlear nerve

Drainage Device device includes:

  • Cystostomy tube
  • Foley catheter
  • Percutaneous nephrostomy catheter
  • Thoracostomy tube
MS-DRG - Medicare Severity-Diagnosis Related Group
  • MDC 01 Diseases & Disorders of the Nervous System
    Peripheral and Cranial Nerve and Other Nervous System Procedures
    • DRG 040 - PERIPHERAL, CRANIAL NERVE AND OTHER NERVOUS SYSTEM PROCEDURES WITH MCC
    • DRG 041 - PERIPHERAL, CRANIAL NERVE AND OTHER NERVOUS SYSTEM PROCEDURES WITH CC OR PERIPHERAL NEUROSTIMULATOR
    • DRG 042 - PERIPHERAL, CRANIAL NERVE AND OTHER NERVOUS SYSTEM PROCEDURES WITHOUT CC/MCC

ICD-10-PCS code structure for 009N00Z — See Table View

1: Section 0 Medical and Surgical
2: Body System 0 Central Nervous System and Cranial Nerves
3: Root Operation 9 Drainage
4: Body Part N Acoustic Nerve
5: Approach 0 Open
6: Device 0 Drainage Device
7: Qualifier Z No Qualifier

See also

  • The ICD-10-PCS Index of common procedure terms.
  • Medical and Surgical terms in the ICD-10-PCS Definitions table. These definitions may also provide additional explanation and/or examples within this section.
  • The ICD-10-PCS Device Aggregation Table containing entries that correlate a specific ICD-10-PCS device value with a general device value to be used in tables containing only general device values.