2025 ICD-10-CM Procedure Code 09B30ZX

Excision of Right External Auditory Canal, Open Approach, Diagnostic

ICD-10-PCS Code:: 09B30ZX
ICD-10-PCS Code for:: Excision of R Ext Auditory Canal, Open Approach, Diagn
Is Billable?: Yes - Valid for Submission
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09B30ZX is a billable procedure code used to specify the performance of excision of right external auditory canal, open approach, diagnostic. The code is valid for the year 2025 for the submission of HIPAA-covered transactions. The procedure code involves cutting out or off, without replacement, a portion of a body part. Procedure code explanation: the qualifier diagnostic is used to identify excision procedures that are biopsies partial nephrectomy, liver biopsy

Table of Contents

Code Information
PCS Table
Clinical Classification
Convert to ICD-9-PCS
Other Similar Codes

09B30ZX PCS Table

In an PCS table each code is represented by up seven alphanumeric characters, with each character in the table respresenting different aspects of the procedure. In the table provided below, each row represents an individual character and includes information about the character's position, designation, label, and procedure notes. For this PCS table the procedure code is in the medical and surgical section and is part of the ear, nose, sinus body system, classified under excision operation. The applicable bodypart for this procedure code is external auditory canal, right.

Position	Designation	Character	Label	Procedures Notes
1	Section	0	Medical and Surgical
2	Body System	9	Ear, Nose, Sinus
3	Operation	B	Excision	Involves: Cutting out or off, without replacement, a portion of a body part Explanation: The qualifier DIAGNOSTIC is used to identify excision procedures that are biopsies Includes: Partial nephrectomy, liver biopsy
4	BodyPart	3	External Auditory Canal, Right	Includes: External auditory meatus
5	Approach	0	Open	Involves: Cutting through the skin or mucous membrane and any other body layers necessary to expose the site of the procedure
6	Device	Z	No Device	Explanation: The value Z is used for the sixth character to indicate that a specific device does not apply to the procedure.
7	Qualifier	X	Diagnostic

Clinical Classification

ENT diagnostic procedures (non-endoscopic)

CCSR Code: ENT003

Clinical Domain: Ear, Nose, and Throat Procedures ENT contains 17 categories that include procedures performed on the ear, nose, and throat (ENT) as well as the head and neck, such as myringotomy, frenectomy, and tonsillectomy as well as diagnostic audiology.

Convert to ICD-9-PCS

Below are the ICD-9=PCS code(s) that most closely match this ICD-10-PCS code, based on the General Equivalence Mappings (GEMs). This ICD-10-PCS to ICD-9-PCS crosswalk tool is helpful for coders who need to reference legacy diagnosis codes for audits, historical claims, or approximate code comparisons.

ICD-9-PCS Code

Code: 1812

Approximate Flag: This is an approximate match. The ICD-9-PCS code reflects a close but not exact equivalent of the ICD-10-PCS procedure.

Other ICD-10-PCS Codes Used for Excision External Auditory Canal, Right

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What is ICD-10-PCS?

The ICD-10 Procedure Coding System (ICD-10-PCS) is a catalog of procedural codes used by medical professionals for hospital inpatient healthcare settings. The Centers for Medicare and Medicaid Services (CMS) maintain the catalog in the U.S. releasing yearly updates. The 2025 ICD-10-PCS codes are to be used for discharges occurring from October 1, 2024 through September 30, 2025.

Each ICD-10-PCS code has a structure of seven alphanumeric characters and contains no decimals. The first character defines the major "section". Depending on the "section" the second through seventh characters mean different things.