09NG4ZZ ICD-10-PCS Code: Release Left Eustachian Tube, Percutaneous Endoscopic Approach
Release Left Eustachian Tube, Perc Endo Approach
Axis Breakdown
Every ICD-10-PCS code is exactly seven characters, one per axis. Each character's meaning is defined by its position in the code.
| Position | Value | Meaning |
|---|---|---|
| 1 | Section0 | Medical and Surgical |
| 2 | Body System9 | Ear, Nose, Sinus |
| 3 | Root OperationN | Release Freeing a body part from an abnormal physical constraint by cutting or by the use of force |
| 4 | Body PartG | Eustachian Tube, Left |
| 5 | Approach4 | Percutaneous Endoscopic |
| 6 | DeviceZ | No Device |
| 7 | QualifierZ | No Qualifier |
Related Codes
Same operation — other Body Part
Same table and root operation, differing only in the body part character.
09N84ZZ — Release Left Tympanic Membrane, Percutaneous Endoscopic Approach, 09NB4ZZ — Release Right Mastoid Sinus, Percutaneous Endoscopic Approach, 09NC4ZZ — Release Left Mastoid Sinus, Percutaneous Endoscopic Approach, 09NF4ZZ — Release Right Eustachian Tube, Percutaneous Endoscopic Approach, 09NK4ZZ — Release Nasal Mucosa and Soft Tissue, Percutaneous Endoscopic Approach, 09NL4ZZ — Release Nasal Turbinate, Percutaneous Endoscopic Approach, 09NM4ZZ — Release Nasal Septum, Percutaneous Endoscopic Approach, 09NN4ZZ — Release Nasopharynx, Percutaneous Endoscopic Approach, +14 more
Same operation — other Approach
Same table and root operation, differing only in the approach character.
09NG0ZZ — Release Left Eustachian Tube, Open Approach, 09NG3ZZ — Release Left Eustachian Tube, Percutaneous Approach, 09NG7ZZ — Release Left Eustachian Tube, Via Natural or Artificial Opening, 09NG8ZZ — Release Left Eustachian Tube, Via Natural or Artificial Opening Endoscopic
Same procedure category (CCSR), other tables
AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under ENT procedures, NEC (Ear, Nose, and Throat Procedures); listed here are the members in other PCS tables. Source: Clinical Classifications Software Refined (CCSR), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, November 2025.
+1233 more
Contextual Map
Every relationship of 09NG4ZZ in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.
PCS table
- 09N[PCS table]— CMS ICD-10-PCS tables
- Medical and Surgical — Section: Medical and Surgical[Section]: “Medical and Surgical”— CMS ICD-10-PCS tables
- Ear, Nose, Sinus — Body System: Ear, Nose, Sinus[Body System]: “Ear, Nose, Sinus”— CMS ICD-10-PCS tables
- Release — Operation: Release[Operation]: “Release”— CMS ICD-10-PCS tables
Clinical classification (CCSR)
- ENT017 — ENT procedures, NEC[CCSR category]: “ENT procedures, NEC — Ear, Nose, and Throat Procedures”— AHRQ CCSR for ICD-10-PCS Procedures (HCUP) · v2026.1
Nearest codes
- 09N04ZZ — Release Right External Ear, Percutaneous Endoscopic Approach[One axis away]— CMS ICD-10-PCS tables
- 09N14ZZ — Release Left External Ear, Percutaneous Endoscopic Approach[One axis away]— CMS ICD-10-PCS tables
- 09N34ZZ — Release Right External Auditory Canal, Percutaneous Endoscopic Approach[One axis away]— CMS ICD-10-PCS tables
- 09N44ZZ — Release Left External Auditory Canal, Percutaneous Endoscopic Approach[One axis away]— CMS ICD-10-PCS tables
- 09N74ZZ — Release Right Tympanic Membrane, Percutaneous Endoscopic Approach[One axis away]— CMS ICD-10-PCS tables
- 09N84ZZ — Release Left Tympanic Membrane, Percutaneous Endoscopic Approach[One axis away]— CMS ICD-10-PCS tables
- 09NB4ZZ — Release Right Mastoid Sinus, Percutaneous Endoscopic Approach[One axis away]— CMS ICD-10-PCS tables
- 09NC4ZZ — Release Left Mastoid Sinus, Percutaneous Endoscopic Approach[One axis away]— CMS ICD-10-PCS tables
Change history
No changes recorded for this code. This ledger tracks additions, deletions and description changes from FY2016 onward. Note changes are not tracked.
Read from: CMS ICD-10-PCS code tables, index and definitions — FY2027; CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44; AHRQ HCUP Clinical Classifications Software Refined for ICD-10-PCS Procedures (hcup-us.ahrq.gov/toolssoftware/ccsr/PRCCSR_v2026-1.zip) — v2026.1. All data sources · How to read the labels · How MedCoder verifies its implementation
Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources