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Inpatient Procedure Code

04RF4JZ ICD-10-PCS Code: Replacement of Left Internal Iliac Artery with Synthetic Substitute, Percutaneous Endoscopic Approach

Replace L Int Iliac Art w Synth Sub, Perc Endo

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 System4

Lower Arteries

3
Root OperationR

Replacement

Putting in or on biological or synthetic material that physically takes the place and/or function of all or a portion of a body part

4
Body PartF

Internal Iliac Artery, Left

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.

04RB4JZ — Replacement of Inferior Mesenteric Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 04RC4JZ — Replacement of Right Common Iliac Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 04RD4JZ — Replacement of Left Common Iliac Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 04RE4JZ — Replacement of Right Internal Iliac Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 04RH4JZ — Replacement of Right External Iliac Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 04RJ4JZ — Replacement of Left External Iliac Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 04RK4JZ — Replacement of Right Femoral Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 04RL4JZ — Replacement of Left Femoral Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, +22 more

Same operation — other Approach

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

04RF0JZ — Replacement of Left Internal Iliac Artery with Synthetic Substitute, Open Approach

Same operation — other Device

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

04RF47Z — Replacement of Left Internal Iliac Artery with Autologous Tissue Substitute, Percutaneous Endoscopic Approach, 04RF4KZ — Replacement of Left Internal Iliac 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 Vessel repair and replacement (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.

+1935 more

Contextual Map

Every relationship of 04RF4JZ 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 04RF4JZ with these 5 related codes in Claim Check

PCS table

MS-DRG participation (9)

Clinical classification (CCSR)

MDC crossing · diagnoses (16966)

  • 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
  • MDC 21 — Injuries, Poisonings and Toxic Effects of Drugs[MDC crossing]: “Injuries, Poisonings and Toxic Effects of Drugs — 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
  • A36.81 — Diphtheritic cardiomyopathy[Same-MDC diagnosis]: “Diphtheritic cardiomyopathy — grouped in MDC 05, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A39.50 — Meningococcal carditis, unspecified[Same-MDC diagnosis]: “Meningococcal carditis, unspecified — grouped in MDC 05, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A39.51 — Meningococcal endocarditis[Same-MDC diagnosis]: “Meningococcal endocarditis — grouped in MDC 05, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A39.52 — Meningococcal myocarditis[Same-MDC diagnosis]: “Meningococcal myocarditis — grouped in MDC 05, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A39.53 — Meningococcal pericarditis[Same-MDC diagnosis]: “Meningococcal pericarditis — grouped in MDC 05, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • and 16961 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