09B33ZX ICD-10-PCS Code: Excision of Right External Auditory Canal, Percutaneous Approach, Diagnostic
Excision of R Ext Auditory Canal, Perc Approach, Diagn
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 OperationB | Excision Cutting out or off, without replacement, a portion of a body part |
| 4 | Body Part3 | External Auditory Canal, Right |
| 5 | Approach3 | Percutaneous |
| 6 | DeviceZ | No Device |
| 7 | QualifierX | Diagnostic |
Related Codes
Same operation — other Body Part
Same table and root operation, differing only in the body part character.
09B03ZX — Excision of Right External Ear, Percutaneous Approach, Diagnostic, 09B13ZX — Excision of Left External Ear, Percutaneous Approach, Diagnostic, 09B43ZX — Excision of Left External Auditory Canal, Percutaneous Approach, Diagnostic, 09B73ZX — Excision of Right Tympanic Membrane, Percutaneous Approach, Diagnostic, 09B83ZX — Excision of Left Tympanic Membrane, Percutaneous Approach, Diagnostic, 09BB3ZX — Excision of Right Mastoid Sinus, Percutaneous Approach, Diagnostic, 09BC3ZX — Excision of Left Mastoid Sinus, Percutaneous Approach, Diagnostic, 09BF3ZX — Excision of Right Eustachian Tube, Percutaneous Approach, Diagnostic, +14 more
Same operation — other Approach
Same table and root operation, differing only in the approach character.
09B30ZX — Excision of Right External Auditory Canal, Open Approach, Diagnostic, 09B34ZX — Excision of Right External Auditory Canal, Percutaneous Endoscopic Approach, Diagnostic, 09B37ZX — Excision of Right External Auditory Canal, Via Natural or Artificial Opening, Diagnostic, 09B38ZX — Excision of Right External Auditory Canal, Via Natural or Artificial Opening Endoscopic, Diagnostic, 09B3XZX — Excision of Right External Auditory Canal, External Approach, Diagnostic
Same operation — other Qualifier
Same table and root operation, differing only in the qualifier character.
09B33ZZ — Excision of Right External Auditory Canal, Percutaneous Approach
Same procedure category (CCSR), other tables
AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under ENT diagnostic procedures (non-endoscopic) (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.
099V4ZX — Drainage of Left Ethmoid Sinus, Percutaneous Endoscopic Approach, Diagnostic, 099V7ZX — Drainage of Left Ethmoid Sinus, Via Natural or Artificial Opening, Diagnostic, 099W0ZX — Drainage of Right Sphenoid Sinus, Open Approach, Diagnostic, 099W3ZX — Drainage of Right Sphenoid Sinus, Percutaneous Approach, Diagnostic, 099W4ZX — Drainage of Right Sphenoid Sinus, Percutaneous Endoscopic Approach, Diagnostic, 099W7ZX — Drainage of Right Sphenoid Sinus, Via Natural or Artificial Opening, Diagnostic, 099X0ZX — Drainage of Left Sphenoid Sinus, Open Approach, Diagnostic, 099X3ZX — Drainage of Left Sphenoid Sinus, Percutaneous Approach, Diagnostic, 099X4ZX — Drainage of Left Sphenoid Sinus, Percutaneous Endoscopic Approach, Diagnostic, 099X7ZX — Drainage of Left Sphenoid Sinus, Via Natural or Artificial Opening, Diagnostic, 09J70ZZ — Inspection of Right Tympanic Membrane, Open Approach, 09J73ZZ — Inspection of Right Tympanic Membrane, Percutaneous Approach, 09J74ZZ — Inspection of Right Tympanic Membrane, Percutaneous Endoscopic Approach, 09J77ZZ — Inspection of Right Tympanic Membrane, Via Natural or Artificial Opening, 09J7XZZ — Inspection of Right Tympanic Membrane, External Approach, 09J80ZZ — Inspection of Left Tympanic Membrane, Open Approach, 09J83ZZ — Inspection of Left Tympanic Membrane, Percutaneous Approach, 09J84ZZ — Inspection of Left Tympanic Membrane, Percutaneous Endoscopic Approach, 09J87ZZ — Inspection of Left Tympanic Membrane, Via Natural or Artificial Opening, 09J8XZZ — Inspection of Left Tympanic Membrane, External Approach, +350 more
Contextual Map
Every relationship of 09B33ZX 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
- 09B[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
- Excision — Operation: Excision[Operation]: “Excision”— CMS ICD-10-PCS tables
Clinical classification (CCSR)
- ENT003 — ENT diagnostic procedures (non-endoscopic)[CCSR category]: “ENT diagnostic procedures (non-endoscopic) — Ear, Nose, and Throat Procedures”— AHRQ CCSR for ICD-10-PCS Procedures (HCUP) · v2026.1
Nearest codes
- 09B03ZX — Excision of Right External Ear, Percutaneous Approach, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 09B13ZX — Excision of Left External Ear, Percutaneous Approach, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 09B30ZX — Excision of Right External Auditory Canal, Open Approach, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 09B33ZZ — Excision of Right External Auditory Canal, Percutaneous Approach[One axis away]— CMS ICD-10-PCS tables
- 09B34ZX — Excision of Right External Auditory Canal, Percutaneous Endoscopic Approach, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 09B37ZX — Excision of Right External Auditory Canal, Via Natural or Artificial Opening, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 09B38ZX — Excision of Right External Auditory Canal, Via Natural or Artificial Opening Endoscopic, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 09B3XZX — Excision of Right External Auditory Canal, External Approach, Diagnostic[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