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Inpatient Procedure Code

0H9T0ZX ICD-10-PCS Code: Drainage of Right Breast, Open Approach, Diagnostic

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 Operation9

Drainage

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

4
Body PartT

Breast, Right

5
Approach0

Open

6
DeviceZ

No Device

7
QualifierX

Diagnostic

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 11 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.

0H9U0ZX — Drainage of Left Breast, Open Approach, Diagnostic, 0H9V0ZX — Drainage of Bilateral Breast, Open Approach, Diagnostic, 0H9W0ZX — Drainage of Right Nipple, Open Approach, Diagnostic, 0H9X0ZX — Drainage of Left Nipple, Open Approach, Diagnostic

Same operation — other Approach

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

0H9T3ZX — Drainage of Right Breast, Percutaneous Approach, Diagnostic, 0H9T7ZX — Drainage of Right Breast, Via Natural or Artificial Opening, Diagnostic, 0H9T8ZX — Drainage of Right Breast, Via Natural or Artificial Opening Endoscopic, Diagnostic

Same operation — other Qualifier

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

0H9T0ZZ — Drainage of Right Breast, Open Approach

Same procedure category (CCSR), other tables

AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Skin biopsy and diagnostic drainage (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.

0HB0XZX — Excision of Scalp Skin, External Approach, Diagnostic, 0HB1XZX — Excision of Face Skin, External Approach, Diagnostic, 0HB2XZX — Excision of Right Ear Skin, External Approach, Diagnostic, 0HB3XZX — Excision of Left Ear Skin, External Approach, Diagnostic, 0HB4XZX — Excision of Neck Skin, External Approach, Diagnostic, 0HB5XZX — Excision of Chest Skin, External Approach, Diagnostic, 0HB6XZX — Excision of Back Skin, External Approach, Diagnostic, 0HB7XZX — Excision of Abdomen Skin, External Approach, Diagnostic, 0HB8XZX — Excision of Buttock Skin, External Approach, Diagnostic, 0HB9XZX — Excision of Perineum Skin, External Approach, Diagnostic, 0HBAXZX — Excision of Inguinal Skin, External Approach, Diagnostic, 0HBBXZX — Excision of Right Upper Arm Skin, External Approach, Diagnostic, 0HBCXZX — Excision of Left Upper Arm Skin, External Approach, Diagnostic, 0HBDXZX — Excision of Right Lower Arm Skin, External Approach, Diagnostic, 0HBEXZX — Excision of Left Lower Arm Skin, External Approach, Diagnostic, 0HBFXZX — Excision of Right Hand Skin, External Approach, Diagnostic, 0HBGXZX — Excision of Left Hand Skin, External Approach, Diagnostic, 0HBHXZX — Excision of Right Upper Leg Skin, External Approach, Diagnostic, 0HBJXZX — Excision of Left Upper Leg Skin, External Approach, Diagnostic, 0HBKXZX — Excision of Right Lower Leg Skin, External Approach, Diagnostic, +38 more

Contextual Map

Every relationship of 0H9T0ZX 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 0H9T0ZX with these 5 related codes in Claim Check

PCS table

MS-DRG participation (11)

Clinical classification (CCSR)

MDC crossing · diagnoses (12468)

  • 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
  • MDC 10 — Endocrine, Nutritional and Metabolic Diseases and Disorders[MDC crossing]: “Endocrine, Nutritional and Metabolic Diseases and Disorders — 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
  • A06.7 — Cutaneous amebiasis[Same-MDC diagnosis]: “Cutaneous amebiasis — grouped in MDC 09, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A18.4 — Tuberculosis of skin and subcutaneous tissue[Same-MDC diagnosis]: “Tuberculosis of skin and subcutaneous tissue — grouped in MDC 09, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A22.0 — Cutaneous anthrax[Same-MDC diagnosis]: “Cutaneous anthrax — grouped in MDC 09, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A31.1 — Cutaneous mycobacterial infection[Same-MDC diagnosis]: “Cutaneous mycobacterial infection — grouped in MDC 09, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A36.3 — Cutaneous diphtheria[Same-MDC diagnosis]: “Cutaneous diphtheria — grouped in MDC 09, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • and 12463 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