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ICD-10-PCS 2027 procedure code

07904ZZDrainage of Head Lymphatic, Percutaneous Endoscopic 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 07904ZZ

07904ZZ is the ICD-10-PCS code for a drainage procedure on the lymphatic, head using a percutaneous endoscopic approach. In ICD-10-PCS, drainage means taking or letting out fluids and/or gases from a body part.

In plain terms, this corresponds to incision of lymphatic structures, the ICD-9-CM procedure title it maps to (40.0).

For a different body part, codes include 07914ZZ (lymphatic, right neck), 07924ZZ (lymphatic, left neck), 07934ZZ (lymphatic, right upper extremity), 07944ZZ (lymphatic, left upper extremity), 07954ZZ (lymphatic, right axillary), 07964ZZ (lymphatic, left axillary) and 15 more.

The same procedure with a different approach is coded 07900ZZ (open), 07903ZZ (percutaneous) and 07908ZZ (via natural or artificial opening endoscopic).

With a different device, use 079040Z (drainage device).

It is an operating-room procedure in the MS-DRG logic for DRG 579 (Other Skin, Subcutaneous Tissue and Breast Procedures with MCC), DRG 580 (Other Skin, Subcutaneous Tissue and Breast Procedures with CC), DRG 581 (Other Skin, Subcutaneous Tissue and Breast Procedures without CC/MCC), DRG 802 (Other O.R. Procedures of the Blood and Blood Forming Organs with MCC), DRG 803 (Other O.R. Procedures of the Blood and Blood Forming Organs with CC) and DRG 804 (Other O.R. Procedures of the Blood and Blood Forming Organs without CC/MCC), under the surgical categories “Other Skin, Subcutaneous Tissue and Breast Procedures” and “Other O.R. Procedures of the Blood and Blood Forming Organs”.

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
7Lymphatic and Hemic Systems
3. Operation
9Drainage

Taking or letting out fluids and/or gases from a body part

The qualifier DIAGNOSTIC is used to identify drainage procedures that are biopsies

Includes: Thoracentesis, incision and drainage

4. Body Part
0Lymphatic, Head

Includes: Buccinator lymph node; Infraauricular lymph node; Infraparotid lymph node; Parotid lymph node; Preauricular lymph node; Submandibular lymph node; Submaxillary lymph node; Submental lymph node; Subparotid lymph node; Suprahyoid lymph node

5. Approach
4Percutaneous Endoscopic

Entry, by puncture or minor incision, of instrumentation through the skin or mucous membrane and any other body layers necessary to reach and visualize the site of the procedure

6. Device
ZNo Device
7. Qualifier
ZNo Qualifier

Other versions of this procedure

Different device

Different qualifier

MS-DRG v44.0 grouping

All DRGs →

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

ICD-9-CM equivalent

Converter →
  • 40.0Incision of lymphatic structuresapproximate

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 07904ZZ

Is 07904ZZ a valid ICD-10-PCS code for 2027?

Yes. 07904ZZ is valid for inpatient procedures from October 1, 2026 through September 30, 2027.

Is 07904ZZ an O.R. procedure?

Yes. 07904ZZ is an O.R. procedure in MS-DRG v44.0.

What DRG does 07904ZZ group to?

Depending on the principal diagnosis, 07904ZZ can group to MS-DRG 579, MS-DRG 580, MS-DRG 581, MS-DRG 802, MS-DRG 803 and MS-DRG 804.

What is the ICD-9 procedure code for 07904ZZ?

The CMS GEMs map 07904ZZ to ICD-9-CM 40.0 (Incision of lymphatic structures).