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ICD 10 Code 09B4XZZ

Excision of Left External Auditory Canal, External Approach

09B4XZZ is a valid billable ICD-10 procedure code for Excision of Left External Auditory Canal, External 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.

Excision involves:
Cutting out or off, without replacement, a portion of a body part. The qualifier DIAGNOSTIC is used to identify excision procedures that are biopsies

External approach involves:
Procedures performed directly on the skin or mucous membrane and procedures performed indirectly by the application of external force through the skin or mucous membrane

Excision includes:

  • Partial nephrectomy, liver biopsy

External Auditory Canal, Left body part includes:

  • External auditory meatus

ICD-10-PCS code structure for 09B4XZZ — See Table View

1: Section 0 Medical and Surgical
2: Body System 9 Ear, Nose, Sinus
3: Root Operation B Excision
4: Body Part 4 External Auditory Canal, Left
5: Approach X External
6: Device Z No 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.