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Inpatient Procedure Code

021W48A ICD-10-PCS Code: Bypass Thoracic Aorta, Descending to Innominate Artery with Zooplastic Tissue, Percutaneous Endoscopic Approach

Bypass Thor Aorta Desc to Innom Art w Zooplastic, 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 System2

Heart and Great Vessels

3
Root Operation1

Bypass

Altering the route of passage of the contents of a tubular body part

4
Body PartW

Thoracic Aorta, Descending

5
Approach4

Percutaneous Endoscopic

6
Device8

Zooplastic Tissue

7
QualifierA

Innominate Artery

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 12 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.

021P48A — Bypass Pulmonary Trunk from Innominate Artery with Zooplastic Tissue, Percutaneous Endoscopic Approach, 021Q48A — Bypass Right Pulmonary Artery from Innominate Artery with Zooplastic Tissue, Percutaneous Endoscopic Approach, 021R48A — Bypass Left Pulmonary Artery from Innominate Artery with Zooplastic Tissue, Percutaneous Endoscopic Approach, 021X48A — Bypass Thoracic Aorta, Ascending/Arch to Innominate Artery with Zooplastic Tissue, Percutaneous Endoscopic Approach

Same operation — other Approach

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

021W08A — Bypass Thoracic Aorta, Descending to Innominate Artery with Zooplastic Tissue, Open Approach

Same operation — other Device

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

021W49A — Bypass Thoracic Aorta, Descending to Innominate Artery with Autologous Venous Tissue, Percutaneous Endoscopic Approach, 021W4AA — Bypass Thoracic Aorta, Descending to Innominate Artery with Autologous Arterial Tissue, Percutaneous Endoscopic Approach, 021W4JA — Bypass Thoracic Aorta, Descending to Innominate Artery with Synthetic Substitute, Percutaneous Endoscopic Approach, 021W4KA — Bypass Thoracic Aorta, Descending to Innominate Artery with Nonautologous Tissue Substitute, Percutaneous Endoscopic Approach, 021W4ZA — Bypass Thoracic Aorta, Descending to Innominate Artery, Percutaneous Endoscopic Approach

Same operation — other Qualifier

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

021W48B — Bypass Thoracic Aorta, Descending to Subclavian with Zooplastic Tissue, Percutaneous Endoscopic Approach, 021W48D — Bypass Thoracic Aorta, Descending to Carotid with Zooplastic Tissue, Percutaneous Endoscopic Approach, 021W48P — Bypass Thoracic Aorta, Descending to Pulmonary Trunk with Zooplastic Tissue, Percutaneous Endoscopic Approach, 021W48Q — Bypass Thoracic Aorta, Descending to Right Pulmonary Artery with Zooplastic Tissue, Percutaneous Endoscopic Approach, 021W48R — Bypass Thoracic Aorta, Descending to Left Pulmonary Artery with Zooplastic Tissue, 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 Heart and great vessel bypass procedures (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.

061007P — Bypass Inferior Vena Cava to Pulmonary Trunk with Autologous Tissue Substitute, Open Approach, 061007Q — Bypass Inferior Vena Cava to Right Pulmonary Artery with Autologous Tissue Substitute, Open Approach, 061007R — Bypass Inferior Vena Cava to Left Pulmonary Artery with Autologous Tissue Substitute, Open Approach, 061009P — Bypass Inferior Vena Cava to Pulmonary Trunk with Autologous Venous Tissue, Open Approach, 061009Q — Bypass Inferior Vena Cava to Right Pulmonary Artery with Autologous Venous Tissue, Open Approach, 061009R — Bypass Inferior Vena Cava to Left Pulmonary Artery with Autologous Venous Tissue, Open Approach, 06100AP — Bypass Inferior Vena Cava to Pulmonary Trunk with Autologous Arterial Tissue, Open Approach, 06100AQ — Bypass Inferior Vena Cava to Right Pulmonary Artery with Autologous Arterial Tissue, Open Approach, 06100AR — Bypass Inferior Vena Cava to Left Pulmonary Artery with Autologous Arterial Tissue, Open Approach, 06100JP — Bypass Inferior Vena Cava to Pulmonary Trunk with Synthetic Substitute, Open Approach, 06100JQ — Bypass Inferior Vena Cava to Right Pulmonary Artery with Synthetic Substitute, Open Approach, 06100JR — Bypass Inferior Vena Cava to Left Pulmonary Artery with Synthetic Substitute, Open Approach, 06100KP — Bypass Inferior Vena Cava to Pulmonary Trunk with Nonautologous Tissue Substitute, Open Approach, 06100KQ — Bypass Inferior Vena Cava to Right Pulmonary Artery with Nonautologous Tissue Substitute, Open Approach, 06100KR — Bypass Inferior Vena Cava to Left Pulmonary Artery with Nonautologous Tissue Substitute, Open Approach, 06100ZP — Bypass Inferior Vena Cava to Pulmonary Trunk, Open Approach, 06100ZQ — Bypass Inferior Vena Cava to Right Pulmonary Artery, Open Approach, 06100ZR — Bypass Inferior Vena Cava to Left Pulmonary Artery, Open Approach, 061047P — Bypass Inferior Vena Cava to Pulmonary Trunk with Autologous Tissue Substitute, Percutaneous Endoscopic Approach, 061047Q — Bypass Inferior Vena Cava to Right Pulmonary Artery with Autologous Tissue Substitute, Percutaneous Endoscopic Approach, +17 more

Contextual Map

Every relationship of 021W48A 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 021W48A with these 5 related codes in Claim Check

PCS table

MS-DRG participation (12)

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