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ICD-10-PCS 2027 procedure code

04L00ZZOcclusion of Abdominal Aorta, Open Approach

✓ Valid for 2027O.R. procedure

Code unchanged since ICD-10-PCS took effect on October 1, 2015. Source: official FY2027 ICD-10-PCS release from CMS. Page updated September 29, 2026. About our data

About 04L00ZZ

04L00ZZ is the ICD-10-PCS code for a occlusion procedure on the abdominal aorta using an open approach. In ICD-10-PCS, occlusion means completely closing an orifice or the lumen of a tubular body part.

In plain terms, this corresponds to other surgical occlusion of vessels, aorta, abdominal, the ICD-9-CM procedure title it maps to (38.84).

For a different body part, codes include 04L10ZZ (celiac artery), 04L20ZZ (gastric artery), 04L30ZZ (hepatic artery), 04L40ZZ (splenic artery), 04L50ZZ (superior mesenteric artery), 04L60ZZ (right colic artery) and 24 more.

The same procedure with a different approach is coded 04L03ZZ (percutaneous) and 04L04ZZ (percutaneous endoscopic).

With a different device, use 04L00CZ (extraluminal device) and 04L00DZ (intraluminal device).

It is an operating-room procedure in the MS-DRG logic for DRG 268 (Aortic and Heart Assist Procedures Except Pulsation Balloon with MCC), DRG 269 (Aortic and Heart Assist Procedures Except Pulsation Balloon without MCC), DRG 356 (Other Digestive System O.R. Procedures with MCC), DRG 357 (Other Digestive System O.R. Procedures with CC), DRG 358 (Other Digestive System O.R. Procedures without CC/MCC) and DRG 907 (Other O.R. Procedures for Injuries with MCC), under the surgical categories “Aortic and Heart Assist Procedures Except Pulsation Balloon”, “Other Digestive System O.R. Procedures”, “Other O.R. Procedures for Injuries” and 1 more.

It has been valid since ICD-10-PCS took effect on October 1, 2015.

What each character means

1. Section
0Medical and Surgical
2. Body System
4Lower Arteries
3. Operation
LOcclusion

Completely closing an orifice or the lumen of a tubular body part

The orifice can be a natural orifice or an artificially created orifice

Includes: Fallopian tube ligation, ligation of inferior vena cava

4. Body Part
0Abdominal Aorta

Includes: Inferior phrenic artery; Lumbar artery; Median sacral artery; Middle suprarenal artery; Ovarian artery; Testicular artery

5. Approach
0Open

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

6. Device
ZNo Device
7. Qualifier
ZNo Qualifier

Other versions of this procedure

MS-DRG v44.0 grouping

All DRGs →

Surgical MS-DRGs this procedure can group to, depending on the principal diagnosis's MDC.

MDC 05 · Diseases and Disorders of the Circulatory System · Aortic and Heart Assist Procedures Except Pulsation Balloon

ICD-9-CM equivalent

Converter →
  • 38.84Other surgical occlusion of vessels, aorta, abdominalapproximate

From the CMS 2018 General Equivalence Mappings (GEMs), the final GEMs release.

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
  • No changes since FY2016.

Common questions about 04L00ZZ

Is 04L00ZZ a valid ICD-10-PCS code for 2027?

Yes. 04L00ZZ is valid for inpatient procedures from October 1, 2026 through September 30, 2027.

Is 04L00ZZ an O.R. procedure?

Yes. 04L00ZZ is an O.R. procedure in MS-DRG v44.0.

What DRG does 04L00ZZ group to?

Depending on the principal diagnosis, 04L00ZZ can group to MS-DRG 268, MS-DRG 269, MS-DRG 356, MS-DRG 357, MS-DRG 358 and MS-DRG 907.

What is the ICD-9 procedure code for 04L00ZZ?

The CMS GEMs map 04L00ZZ to ICD-9-CM 38.84 (Other surgical occlusion of vessels, aorta, abdominal).