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Inpatient Procedure Code

03UK4JZ ICD-10-PCS Code: Supplement Right Internal Carotid Artery with Synthetic Substitute, Percutaneous Endoscopic Approach

Supplement R Int Carotid with Synth Sub, 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.

PositionValueMeaning
1
Section0

Medical and Surgical

2
Body System3

Upper Arteries

3
Root OperationU

Supplement

Putting in or on biological or synthetic material that physically reinforces and/or augments the function of a portion of a body part

4
Body PartK

Internal Carotid Artery, Right

5
Approach4

Percutaneous Endoscopic

6
DeviceJ

Synthetic Substitute

7
QualifierZ

No Qualifier

MS-DRG Grouper Relationships (FY2026)

Potential MS-DRG participation — not a DRG assignment.

The MS-DRG grouper treats this as an operating room procedure. It appears in the surgical logic of 9 MS-DRGs:

From the CMS MS-DRG Definitions Manual, Appendix E. Actual DRG assignment depends on the complete claim.

Related Codes

Same operation — other Body Part

Same table and root operation, differing only in the body part character.

03UF4JZ — Supplement Left Hand Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 03UG4JZ — Supplement Intracranial Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 03UH4JZ — Supplement Right Common Carotid Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 03UJ4JZ — Supplement Left Common Carotid Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 03UL4JZ — Supplement Left Internal Carotid Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 03UM4JZ — Supplement Right External Carotid Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 03UN4JZ — Supplement Left External Carotid Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 03UP4JZ — Supplement Right Vertebral Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, +21 more

Same operation — other Approach

Same table and root operation, differing only in the approach character.

03UK0JZ — Supplement Right Internal Carotid Artery with Synthetic Substitute, Open Approach, 03UK3JZ — Supplement Right Internal Carotid Artery with Synthetic Substitute, Percutaneous Approach

Same operation — other Device

Same table and root operation, differing only in the device character.

03UK47Z — Supplement Right Internal Carotid Artery with Autologous Tissue Substitute, Percutaneous Endoscopic Approach, 03UK4KZ — Supplement Right Internal Carotid Artery with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach

Same procedure category (CCSR), other tables

AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Carotid endarterectomy and stenting (Cardiovascular 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.

03RM0KZ — Replacement of Right External Carotid Artery with Nonautologous Tissue Substitute, Open Approach, 03RM47Z — Replacement of Right External Carotid Artery with Autologous Tissue Substitute, Percutaneous Endoscopic Approach, 03RM4JZ — Replacement of Right External Carotid Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 03RM4KZ — Replacement of Right External Carotid Artery with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach, 03RN07Z — Replacement of Left External Carotid Artery with Autologous Tissue Substitute, Open Approach, 03RN0JZ — Replacement of Left External Carotid Artery with Synthetic Substitute, Open Approach, 03RN0KZ — Replacement of Left External Carotid Artery with Nonautologous Tissue Substitute, Open Approach, 03RN47Z — Replacement of Left External Carotid Artery with Autologous Tissue Substitute, Percutaneous Endoscopic Approach, 03RN4JZ — Replacement of Left External Carotid Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 03RN4KZ — Replacement of Left External Carotid Artery with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach, 03VH0BZ — Restriction of Right Common Carotid Artery with Bioactive Intraluminal Device, Open Approach, 03VH0CZ — Restriction of Right Common Carotid Artery with Extraluminal Device, Open Approach, 03VH0DZ — Restriction of Right Common Carotid Artery with Intraluminal Device, Open Approach, 03VH0HZ — Restriction of Right Common Carotid Artery with Intraluminal Device, Flow Diverter, Open Approach, 03VH0ZZ — Restriction of Right Common Carotid Artery, Open Approach, 03VH3BZ — Restriction of Right Common Carotid Artery with Bioactive Intraluminal Device, Percutaneous Approach, 03VH3CZ — Restriction of Right Common Carotid Artery with Extraluminal Device, Percutaneous Approach, 03VH3DZ — Restriction of Right Common Carotid Artery with Intraluminal Device, Percutaneous Approach, 03VH3HZ — Restriction of Right Common Carotid Artery with Intraluminal Device, Flow Diverter, Percutaneous Approach, 03VH3ZZ — Restriction of Right Common Carotid Artery, Percutaneous Approach, +395 more

Contextual Map

Every relationship of 03UK4JZ 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.

Run 03UK4JZ with these 5 related codes in Claim Check

PCS table

MS-DRG participation (9)

Clinical classification (CCSR)

MDC crossing · diagnoses (10874)

  • MDC 01 — Diseases and Disorders of the Nervous System[MDC crossing]: “Diseases and Disorders of the Nervous System — the grouper's crossing between diagnoses and procedures: a principal diagnosis sets the MDC, and same-MDC procedures move the stay to its surgical DRGs.”— CMS MS-DRG Definitions Manual · FY2026
  • MDC 05 — Diseases and Disorders of the Circulatory System[MDC crossing]: “Diseases and Disorders of the Circulatory System — the grouper's crossing between diagnoses and procedures: a principal diagnosis sets the MDC, and same-MDC procedures move the stay to its surgical DRGs.”— CMS MS-DRG Definitions Manual · FY2026
  • A02.21 — Salmonella meningitis[Same-MDC diagnosis]: “Salmonella meningitis — grouped in MDC 01, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A06.6 — Amebic brain abscess[Same-MDC diagnosis]: “Amebic brain abscess — grouped in MDC 01, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A17.0 — Tuberculous meningitis[Same-MDC diagnosis]: “Tuberculous meningitis — grouped in MDC 01, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A17.1 — Meningeal tuberculoma[Same-MDC diagnosis]: “Meningeal tuberculoma — grouped in MDC 01, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A17.81 — Tuberculoma of brain and spinal cord[Same-MDC diagnosis]: “Tuberculoma of brain and spinal cord — grouped in MDC 01, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • and 10869 more

Nearest codes

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