Inpatient Procedure Code
0C91XZX
Drainage of Lower Lip, External Approach, Diagnostic
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 SystemC | Mouth and Throat |
| 3 | Root Operation9 | Drainage Taking or letting out fluids and/or gases from a body part |
| 4 | Body Part1 | Lower Lip |
| 5 | ApproachX | External |
| 6 | DeviceZ | No Device |
| 7 | QualifierX | Diagnostic |
Contextual Map
Every relationship of 0C91XZX 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
- 0C9[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
- 0C90XZX — Drainage of Upper Lip, External Approach, Diagnostic [One axis away]
- 0C910ZX — Drainage of Lower Lip, Open Approach, Diagnostic [One axis away]
- 0C913ZX — Drainage of Lower Lip, Percutaneous Approach, Diagnostic [One axis away]
- 0C91XZZ — Drainage of Lower Lip, External Approach [One axis away]
- 0C92XZX — Drainage of Hard Palate, External Approach, Diagnostic [One axis away]
- 0C93XZX — Drainage of Soft Palate, External Approach, Diagnostic [One axis away]
- 0C94XZX — Drainage of Buccal Mucosa, External Approach, Diagnostic [One axis away]
- 0C95XZX — Drainage of Upper Gingiva, External Approach, Diagnostic [One axis away]
Change history
No changes recorded for this code — unchanged since the FY2026 (April) baseline of the change ledger.