01943ZX ICD-10-PCS Code: Drainage of Ulnar Nerve, Percutaneous 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 System1 | Peripheral Nervous System |
| 3 | Root Operation9 | Drainage Taking or letting out fluids and/or gases from a body part |
| 4 | Body Part4 | Ulnar Nerve |
| 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.
01903ZX — Drainage of Cervical Plexus, Percutaneous Approach, Diagnostic, 01913ZX — Drainage of Cervical Nerve, Percutaneous Approach, Diagnostic, 01923ZX — Drainage of Phrenic Nerve, Percutaneous Approach, Diagnostic, 01933ZX — Drainage of Brachial Plexus, Percutaneous Approach, Diagnostic, 01953ZX — Drainage of Median Nerve, Percutaneous Approach, Diagnostic, 01963ZX — Drainage of Radial Nerve, Percutaneous Approach, Diagnostic, 01983ZX — Drainage of Thoracic Nerve, Percutaneous Approach, Diagnostic, 01993ZX — Drainage of Lumbar Plexus, Percutaneous Approach, Diagnostic, +14 more
Same operation — other Approach
Same table and root operation, differing only in the approach character.
01940ZX — Drainage of Ulnar Nerve, Open Approach, Diagnostic, 01944ZX — Drainage of Ulnar Nerve, Percutaneous Endoscopic Approach, Diagnostic
Same operation — other Qualifier
Same table and root operation, differing only in the qualifier character.
01943ZZ — Drainage of Ulnar Nerve, Percutaneous Approach
Same procedure category (CCSR), other tables
AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Peripheral nerve procedures, NEC (Peripheral Nervous System 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.
012YX0Z — Change Drainage Device in Peripheral Nerve, External Approach, 012YXYZ — Change Other Device in Peripheral Nerve, External Approach, 01B00ZX — Excision of Cervical Plexus, Open Approach, Diagnostic, 01B03ZX — Excision of Cervical Plexus, Percutaneous Approach, Diagnostic, 01B04ZX — Excision of Cervical Plexus, Percutaneous Endoscopic Approach, Diagnostic, 01B10ZX — Excision of Cervical Nerve, Open Approach, Diagnostic, 01B13ZX — Excision of Cervical Nerve, Percutaneous Approach, Diagnostic, 01B14ZX — Excision of Cervical Nerve, Percutaneous Endoscopic Approach, Diagnostic, 01B20ZX — Excision of Phrenic Nerve, Open Approach, Diagnostic, 01B23ZX — Excision of Phrenic Nerve, Percutaneous Approach, Diagnostic, 01B24ZX — Excision of Phrenic Nerve, Percutaneous Endoscopic Approach, Diagnostic, 01B30ZX — Excision of Brachial Plexus, Open Approach, Diagnostic, 01B33ZX — Excision of Brachial Plexus, Percutaneous Approach, Diagnostic, 01B34ZX — Excision of Brachial Plexus, Percutaneous Endoscopic Approach, Diagnostic, 01B40ZX — Excision of Ulnar Nerve, Open Approach, Diagnostic, 01B43ZX — Excision of Ulnar Nerve, Percutaneous Approach, Diagnostic, 01B44ZX — Excision of Ulnar Nerve, Percutaneous Endoscopic Approach, Diagnostic, 01B50ZX — Excision of Median Nerve, Open Approach, Diagnostic, 01B53ZX — Excision of Median Nerve, Percutaneous Approach, Diagnostic, 01B54ZX — Excision of Median Nerve, Percutaneous Endoscopic Approach, Diagnostic, +371 more
Contextual Map
Every relationship of 01943ZX 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
- 019[PCS table]— CMS ICD-10-PCS tables
- Medical and Surgical — Section: Medical and Surgical[Section]: “Medical and Surgical”— CMS ICD-10-PCS tables
- Peripheral Nervous System — Body System: Peripheral Nervous System[Body System]: “Peripheral Nervous System”— CMS ICD-10-PCS tables
- Drainage — Operation: Drainage[Operation]: “Drainage”— CMS ICD-10-PCS tables
Clinical classification (CCSR)
- PNS006 — Peripheral nerve procedures, NEC[CCSR category]: “Peripheral nerve procedures, NEC — Peripheral Nervous System Procedures”— AHRQ CCSR for ICD-10-PCS Procedures (HCUP) · v2026.1
Nearest codes
- 01903ZX — Drainage of Cervical Plexus, Percutaneous Approach, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 01913ZX — Drainage of Cervical Nerve, Percutaneous Approach, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 01923ZX — Drainage of Phrenic Nerve, Percutaneous Approach, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 01933ZX — Drainage of Brachial Plexus, Percutaneous Approach, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 01940ZX — Drainage of Ulnar Nerve, Open Approach, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 01943ZZ — Drainage of Ulnar Nerve, Percutaneous Approach[One axis away]— CMS ICD-10-PCS tables
- 01944ZX — Drainage of Ulnar Nerve, Percutaneous Endoscopic Approach, Diagnostic[One axis away]— CMS ICD-10-PCS tables
- 01953ZX — Drainage of Median Nerve, Percutaneous 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 FY2026 (April) onward. Note changes are not tracked.
Read from: CMS ICD-10-PCS code tables, index and definitions — FY2026 (April); CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v43; 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