Inpatient Procedure Code
09WH4YZ
Revision of Other Device in Right Ear, Percutaneous Endoscopic Approach
Revision of Other Device in Right Ear, 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 OperationW | Revision Correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device |
| 4 | Body PartH | Ear, Right |
| 5 | Approach4 | Percutaneous Endoscopic |
| 6 | DeviceY | Other Device |
| 7 | QualifierZ | No Qualifier |
Contextual Map
Every relationship of 09WH4YZ 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
- 09W[PCS table]
- [object Object] — Section: [object Object] [Section]: “[object Object]”
- [object Object] — Body System: [object Object] [Body System]: “[object Object]”
- [object Object] — Operation: [object Object] [Operation]: “[object Object]”
Nearest codes
- 09WH0YZ — Revision of Other Device in Right Ear, Open Approach [One axis away]
- 09WH3YZ — Revision of Other Device in Right Ear, Percutaneous Approach [One axis away]
- 09WH40Z — Revision of Drainage Device in Right Ear, Percutaneous Endoscopic Approach [One axis away]
- 09WH47Z — Revision of Autologous Tissue Substitute in Right Ear, Percutaneous Endoscopic Approach [One axis away]
- 09WH4DZ — Revision of Intraluminal Device in Right Ear, Percutaneous Endoscopic Approach [One axis away]
- 09WH4JZ — Revision of Synthetic Substitute in Right Ear, Percutaneous Endoscopic Approach [One axis away]
- 09WH4KZ — Revision of Nonautologous Tissue Substitute in Right Ear, Percutaneous Endoscopic Approach [One axis away]
- 09WH7YZ — Revision of Other Device in Right Ear, Via Natural or Artificial Opening [One axis away]
Change history
No changes recorded for this code — unchanged since the FY2026 (April) baseline of the change ledger.