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Inpatient Procedure Code

0HN0XZZ ICD-10-PCS Code: Release Scalp Skin, External Approach

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 SystemH

Skin and Breast

3
Root OperationN

Release

Freeing a body part from an abnormal physical constraint by cutting or by the use of force

4
Body Part0

Skin, Scalp

5
ApproachX

External

6
DeviceZ

No Device

7
QualifierZ

No Qualifier

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.

0HN1XZZ — Release Face Skin, External Approach, 0HN2XZZ — Release Right Ear Skin, External Approach, 0HN3XZZ — Release Left Ear Skin, External Approach, 0HN4XZZ — Release Neck Skin, External Approach, 0HN5XZZ — Release Chest Skin, External Approach, 0HN6XZZ — Release Back Skin, External Approach, 0HN7XZZ — Release Abdomen Skin, External Approach, 0HN8XZZ — Release Buttock Skin, External Approach, +18 more

Same procedure category (CCSR), other tables

AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Skin and breast procedures, NEC (Skin and Breast 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.

0HMJXZZ — Reattachment of Left Upper Leg Skin, External Approach, 0HMKXZZ — Reattachment of Right Lower Leg Skin, External Approach, 0HMLXZZ — Reattachment of Left Lower Leg Skin, External Approach, 0HMMXZZ — Reattachment of Right Foot Skin, External Approach, 0HMNXZZ — Reattachment of Left Foot Skin, External Approach, 0HMTXZZ — Reattachment of Right Breast, External Approach, 0HMUXZZ — Reattachment of Left Breast, External Approach, 0HMVXZZ — Reattachment of Bilateral Breast, External Approach, 0HMWXZZ — Reattachment of Right Nipple, External Approach, 0HMXXZZ — Reattachment of Left Nipple, External Approach, 0HPPX7Z — Removal of Autologous Tissue Substitute from Skin, External Approach, 0HPPXJZ — Removal of Synthetic Substitute from Skin, External Approach, 0HPPXKZ — Removal of Nonautologous Tissue Substitute from Skin, External Approach, 0HPPXYZ — Removal of Other Device from Skin, External Approach, 0HPSX7Z — Removal of Autologous Tissue Substitute from Hair, External Approach, 0HPSXJZ — Removal of Synthetic Substitute from Hair, External Approach, 0HPSXKZ — Removal of Nonautologous Tissue Substitute from Hair, External Approach, 0HQT0ZZ — Repair Right Breast, Open Approach, 0HQT3ZZ — Repair Right Breast, Percutaneous Approach, 0HQT7ZZ — Repair Right Breast, Via Natural or Artificial Opening, +130 more

Contextual Map

Every relationship of 0HN0XZZ 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 0HN0XZZ with these 5 related codes in Claim Check

PCS table

MS-DRG participation (12)

Clinical classification (CCSR)

MDC crossing · diagnoses (13279)

  • MDC 03 — Diseases and Disorders of the Ear, Nose, Mouth and Throat[MDC crossing]: “Diseases and Disorders of the Ear, Nose, Mouth and Throat — 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 09 — Diseases and Disorders of the Skin, Subcutaneous Tissue and Breast[MDC crossing]: “Diseases and Disorders of the Skin, Subcutaneous Tissue and Breast — 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
  • A18.6 — Tuberculosis of (inner) (middle) ear[Same-MDC diagnosis]: “Tuberculosis of (inner) (middle) ear — grouped in MDC 03, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A36.0 — Pharyngeal diphtheria[Same-MDC diagnosis]: “Pharyngeal diphtheria — grouped in MDC 03, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A36.1 — Nasopharyngeal diphtheria[Same-MDC diagnosis]: “Nasopharyngeal diphtheria — grouped in MDC 03, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A36.2 — Laryngeal diphtheria[Same-MDC diagnosis]: “Laryngeal diphtheria — grouped in MDC 03, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A54.5 — Gonococcal pharyngitis[Same-MDC diagnosis]: “Gonococcal pharyngitis — grouped in MDC 03, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • and 13274 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