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Inpatient Procedure Code

037G4GZ ICD-10-PCS Code: Dilation of Intracranial Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach

Dilate Intracran Art w 4+ Intralum Dev, Perc Endo

Check this code on a claim

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 Operation7

Dilation

Expanding an orifice or the lumen of a tubular body part

4
Body PartG

Intracranial Artery

5
Approach4

Percutaneous Endoscopic

6
DeviceG

Intraluminal Device, Four or More

7
QualifierZ

No Qualifier

MS-DRG Grouper Relationships (FY2027)

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 17 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.

037B4GZ — Dilation of Right Radial Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach, 037C4GZ — Dilation of Left Radial Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach, 037D4GZ — Dilation of Right Hand Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach, 037F4GZ — Dilation of Left Hand Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach, 037H4GZ — Dilation of Right Common Carotid Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach, 037J4GZ — Dilation of Left Common Carotid Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach, 037K4GZ — Dilation of Right Internal Carotid Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach, 037L4GZ — Dilation of Left Internal Carotid Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach, +21 more

Same operation — other Approach

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

037G0GZ — Dilation of Intracranial Artery with Four or More Intraluminal Devices, Open Approach, 037G3GZ — Dilation of Intracranial Artery with Four or More Intraluminal Devices, Percutaneous Approach

Same operation — other Device

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

037G44Z — Dilation of Intracranial Artery with Drug-eluting Intraluminal Device, Percutaneous Endoscopic Approach, 037G45Z — Dilation of Intracranial Artery with Two Drug-eluting Intraluminal Devices, Percutaneous Endoscopic Approach, 037G46Z — Dilation of Intracranial Artery with Three Drug-eluting Intraluminal Devices, Percutaneous Endoscopic Approach, 037G47Z — Dilation of Intracranial Artery with Four or More Drug-eluting Intraluminal Devices, Percutaneous Endoscopic Approach, 037G4DZ — Dilation of Intracranial Artery with Intraluminal Device, Percutaneous Endoscopic Approach, 037G4EZ — Dilation of Intracranial Artery with Two Intraluminal Devices, Percutaneous Endoscopic Approach, 037G4FZ — Dilation of Intracranial Artery with Three Intraluminal Devices, Percutaneous Endoscopic Approach, 037G4ZZ — Dilation of Intracranial Artery, 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 Embolectomy, endarterectomy, and related vessel procedures (non-endovascular; excluding carotid) (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.

+1274 more

Contextual Map

Every relationship of 037G4GZ 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 037G4GZ with these 5 related codes in Claim Check

PCS table

MS-DRG participation (17)

Clinical classification (CCSR)

MDC crossing · diagnoses (2636)

  • 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 · FY2027
  • 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) · FY2027
  • 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) · FY2027
  • 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) · FY2027
  • 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) · FY2027
  • 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) · FY2027
  • and 2631 more

Nearest codes

Change history

Change history

  • FY2017 — October 1, 2016
    Added to the code set
    Dilation of Intracranial Artery with Four or More Intraluminal Devices, Percutaneous Endoscopic Approach
    FY2017 changes

Read from: CMS ICD-10-PCS code tables, index and definitions — FY2027; CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44; 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 · How MedCoder verifies its implementation

Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources