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Inpatient Procedure Code

07QM0ZZ ICD-10-PCS Code: Repair Thymus, Open Approach

Check this code on a claim

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 System7

Lymphatic and Hemic Systems

3
Root OperationQ

Repair

Restoring, to the extent possible, a body part to its normal anatomic structure and function

4
Body PartM

Thymus

5
Approach0

Open

6
DeviceZ

No Device

7
QualifierZ

No Qualifier

MS-DRG Grouper Relationships (FY2027)

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 21 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.

07QD0ZZ — Repair Aortic Lymphatic, Open Approach, 07QF0ZZ — Repair Right Lower Extremity Lymphatic, Open Approach, 07QG0ZZ — Repair Left Lower Extremity Lymphatic, Open Approach, 07QH0ZZ — Repair Right Inguinal Lymphatic, Open Approach, 07QJ0ZZ — Repair Left Inguinal Lymphatic, Open Approach, 07QK0ZZ — Repair Thoracic Duct, Open Approach, 07QL0ZZ — Repair Cisterna Chyli, Open Approach, 07QP0ZZ — Repair Spleen, Open Approach, +12 more

Same operation — other Approach

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

07QM3ZZ — Repair Thymus, Percutaneous Approach, 07QM4ZZ — Repair Thymus, Percutaneous Endoscopic Approach

Same procedure category (CCSR), other tables

AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Thymectomy (Lymphatic and Hemic System 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.

07PM03Z — Removal of Infusion Device from Thymus, Open Approach, 07PM0YZ — Removal of Other Device from Thymus, Open Approach, 07PM30Z — Removal of Drainage Device from Thymus, Percutaneous Approach, 07PM33Z — Removal of Infusion Device from Thymus, Percutaneous Approach, 07PM3YZ — Removal of Other Device from Thymus, Percutaneous Approach, 07PM40Z — Removal of Drainage Device from Thymus, Percutaneous Endoscopic Approach, 07PM43Z — Removal of Infusion Device from Thymus, Percutaneous Endoscopic Approach, 07PM4YZ — Removal of Other Device from Thymus, Percutaneous Endoscopic Approach, 07PMX0Z — Removal of Drainage Device from Thymus, External Approach, 07PMX3Z — Removal of Infusion Device from Thymus, External Approach, 07SM0ZZ — Reposition Thymus, Open Approach, 07TM0ZZ — Resection of Thymus, Open Approach, 07TM4ZZ — Resection of Thymus, Percutaneous Endoscopic Approach, 07WM00Z — Revision of Drainage Device in Thymus, Open Approach, 07WM03Z — Revision of Infusion Device in Thymus, Open Approach, 07WM0YZ — Revision of Other Device in Thymus, Open Approach, 07WM30Z — Revision of Drainage Device in Thymus, Percutaneous Approach, 07WM33Z — Revision of Infusion Device in Thymus, Percutaneous Approach, 07WM3YZ — Revision of Other Device in Thymus, Percutaneous Approach, 07WM40Z — Revision of Drainage Device in Thymus, Percutaneous Endoscopic Approach, +42 more

Contextual Map

Every relationship of 07QM0ZZ 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 07QM0ZZ with these 5 related codes in Claim Check

PCS table

MS-DRG participation (21)

Clinical classification (CCSR)

  • LYM004 — Thymectomy[CCSR category]: “Thymectomy — Lymphatic and Hemic System Procedures”— AHRQ CCSR for ICD-10-PCS Procedures (HCUP) · v2026.1

MDC crossing · diagnoses (1690)

  • MDC 04 — Diseases and Disorders of the Respiratory System[MDC crossing]: “Diseases and Disorders of the Respiratory System — 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 · FY2027
  • 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 · FY2027
  • A02.22 — Salmonella pneumonia[Same-MDC diagnosis]: “Salmonella pneumonia — grouped in MDC 04, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A06.5 — Amebic lung abscess[Same-MDC diagnosis]: “Amebic lung abscess — grouped in MDC 04, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A15.0 — Tuberculosis of lung[Same-MDC diagnosis]: “Tuberculosis of lung — grouped in MDC 04, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A15.4 — Tuberculosis of intrathoracic lymph nodes[Same-MDC diagnosis]: “Tuberculosis of intrathoracic lymph nodes — grouped in MDC 04, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • A15.5 — Tuberculosis of larynx, trachea and bronchus[Same-MDC diagnosis]: “Tuberculosis of larynx, trachea and bronchus — grouped in MDC 04, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2027
  • and 1685 more

Nearest codes

Change history

No changes recorded for this code. This ledger tracks additions, deletions and description changes from FY2016 onward. Note changes are not tracked.

Read from: CMS ICD-10-PCS code tables, index and definitions — FY2027; CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44; 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 · How MedCoder verifies its implementation

Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources