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ICD 10 Code 027W04Z

Dilation of Thoracic Aorta, Descending with Drug-eluting Intraluminal Device, Open Approach
“Dilate Thor Aorta Desc w Drug-elut Intra, Open” for short

027W04Z is a valid billable ICD-10 procedure code for Dilation of Thoracic Aorta, Descending with Drug-eluting Intraluminal Device, Open Approach. It is found in the 2025 version of the ICD-10 Procedure Coding System (PCS) and can be used in all HIPAA-covered transactions from Oct 01, 2024 - Sep 30, 2025.

Dilation involves:
Expanding an orifice or the lumen of a tubular body part. The orifice can be a natural orifice or an artificially created orifice. Accomplished by stretching a tubular body part using intraluminal pressure or by cutting part of the orifice or wall of the tubular body part

Open approach involves:
Cutting through the skin or mucous membrane and any other body layers necessary to expose the site of the procedure

Dilation includes:

  • Percutaneous transluminal angioplasty, internal urethrotomy
MS-DRG - Medicare Severity-Diagnosis Related Group
  • MDC 05 Diseases & Disorders of the Circulatory System
    Other Vascular Procedures
    • DRG 252 - OTHER VASCULAR PROCEDURES WITH MCC
    • DRG 253 - OTHER VASCULAR PROCEDURES WITH CC
    • DRG 254 - OTHER VASCULAR PROCEDURES WITHOUT CC/MCC

ICD-10-PCS code structure for 027W04Z — See Table View

1: Section 0 Medical and Surgical
2: Body System 2 Heart and Great Vessels
3: Root Operation 7 Dilation
4: Body Part W Thoracic Aorta, Descending
5: Approach 0 Open
6: Device 4 Intraluminal Device, Drug-eluting
7: Qualifier Z No Qualifier

See also

  • The ICD-10-PCS Index of common procedure terms.
  • Medical and Surgical terms in the ICD-10-PCS Definitions table. These definitions may also provide additional explanation and/or examples within this section.
  • The ICD-10-PCS Device Aggregation Table containing entries that correlate a specific ICD-10-PCS device value with a general device value to be used in tables containing only general device values.