2025 ICD-10-CM Procedure Code 09BN0ZX

Excision of Nasopharynx, Open Approach, Diagnostic

ICD-10-PCS Code:: 09BN0ZX
ICD-10-PCS Code for:: Excision of Nasopharynx, Open Approach, Diagnostic
Is Billable?: Yes - Valid for Submission
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09BN0ZX is a billable procedure code used to specify the performance of excision of nasopharynx, 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

09BN0ZX 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 nasopharynx.

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	N	Nasopharynx	Includes: Choana Fossa of Rosenmuller Pharyngeal recess Rhinopharynx
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

Clinical Category is ENT diagnostic procedures (non-endoscopic)
CCSR Category Code: ENT003
Clinical Domain is 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

The following crosswalk between ICD-10-PCS to ICD-9-PCS is based based on the General Equivalence Mappings (GEMS) information:

ICD-9-PCS: 2912 (Approximate Flag) Approximate Flag
The approximate flag is on, indicating that the relationship between the code in the source system and the code in the target system is an approximate equivalent.

Other ICD-10-PCS Codes Used for Excision Nasopharynx

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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.