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Inpatient Procedure Code

0M9Q00Z ICD-10-PCS Code: Drainage of Right Ankle Bursa and Ligament with Drainage Device, Open Approach

Drainage of R Ankle Bursa/Lig with Drain Dev, Open 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 SystemM

Bursae and Ligaments

3
Root Operation9

Drainage

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

4
Body PartQ

Ankle Bursa and Ligament, Right

5
Approach0

Open

6
Device0

Drainage 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 9 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.

0M9L00Z — Drainage of Right Hip Bursa and Ligament with Drainage Device, Open Approach, 0M9M00Z — Drainage of Left Hip Bursa and Ligament with Drainage Device, Open Approach, 0M9N00Z — Drainage of Right Knee Bursa and Ligament with Drainage Device, Open Approach, 0M9P00Z — Drainage of Left Knee Bursa and Ligament with Drainage Device, Open Approach, 0M9R00Z — Drainage of Left Ankle Bursa and Ligament with Drainage Device, Open Approach, 0M9S00Z — Drainage of Right Foot Bursa and Ligament with Drainage Device, Open Approach, 0M9T00Z — Drainage of Left Foot Bursa and Ligament with Drainage Device, Open Approach, 0M9V00Z — Drainage of Right Lower Extremity Bursa and Ligament with Drainage Device, Open Approach, +19 more

Same operation — other Approach

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

0M9Q30Z — Drainage of Right Ankle Bursa and Ligament with Drainage Device, Percutaneous Approach, 0M9Q40Z — Drainage of Right Ankle Bursa and Ligament with Drainage Device, Percutaneous Endoscopic Approach

Same operation — other Device

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

0M9Q0ZZ — Drainage of Right Ankle Bursa and Ligament, Open Approach

Same procedure category (CCSR), other tables

AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Incision and drainage of musculoskeletal tissue and joints (Musculoskeletal, Subcutaneous Tissue, and Fascia 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.

+1763 more

Contextual Map

Every relationship of 0M9Q00Z 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 0M9Q00Z with these 5 related codes in Claim Check

PCS table

MS-DRG participation (9)

Clinical classification (CCSR)

MDC crossing · diagnoses (40463)

  • MDC 08 — Diseases and Disorders of the Musculoskeletal System and Connective Tissue[MDC crossing]: “Diseases and Disorders of the Musculoskeletal System and Connective Tissue — 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 21 — Injuries, Poisonings and Toxic Effects of Drugs[MDC crossing]: “Injuries, Poisonings and Toxic Effects of Drugs — 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
  • A02.23 — Salmonella arthritis[Same-MDC diagnosis]: “Salmonella arthritis — grouped in MDC 08, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A02.24 — Salmonella osteomyelitis[Same-MDC diagnosis]: “Salmonella osteomyelitis — grouped in MDC 08, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A18.01 — Tuberculosis of spine[Same-MDC diagnosis]: “Tuberculosis of spine — grouped in MDC 08, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A18.02 — Tuberculous arthritis of other joints[Same-MDC diagnosis]: “Tuberculous arthritis of other joints — grouped in MDC 08, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • A18.03 — Tuberculosis of other bones[Same-MDC diagnosis]: “Tuberculosis of other bones — grouped in MDC 08, the diagnosis side of this code's crossing.”— CMS MS-DRG Definitions Manual (Appendix B) · FY2026
  • and 40458 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