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Inpatient Procedure Code

02LR0ZZ ICD-10-PCS Code: Occlusion of Left Pulmonary Artery, 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 System2

Heart and Great Vessels

3
Root OperationL

Occlusion

Completely closing an orifice or the lumen of a tubular body part

4
Body PartR

Pulmonary Artery, Left

5
Approach0

Open

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.

02LH0ZZ — Occlusion of Pulmonary Valve, Open Approach, 02LP0ZZ — Occlusion of Pulmonary Trunk, Open Approach, 02LQ0ZZ — Occlusion of Right Pulmonary Artery, Open Approach, 02LS0ZZ — Occlusion of Right Pulmonary Vein, Open Approach, 02LT0ZZ — Occlusion of Left Pulmonary Vein, Open Approach, 02LV0ZZ — Occlusion of Superior Vena Cava, Open Approach

Same operation — other Approach

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

02LR3ZZ — Occlusion of Left Pulmonary Artery, Percutaneous Approach, 02LR4ZZ — Occlusion of Left Pulmonary Artery, Percutaneous Endoscopic Approach

Same operation — other Device

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

02LR0CZ — Occlusion of Left Pulmonary Artery with Extraluminal Device, Open Approach, 02LR0DZ — Occlusion of Left Pulmonary Artery with Intraluminal Device, Open Approach

Same operation — other Qualifier

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

02LR0ZT — Occlusion of Ductus Arteriosus, Open Approach

Same procedure category (CCSR), other tables

AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Ligation and embolization of vessels (Cardiovascular 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.

+1085 more

Contextual Map

Every relationship of 02LR0ZZ 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 02LR0ZZ with these 5 related codes in Claim Check

PCS table

MS-DRG participation (12)

Clinical classification (CCSR)

MDC crossing · diagnoses (8919)

  • 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 · FY2026
  • MDC 05 — Diseases and Disorders of the Circulatory System[MDC crossing]: “Diseases and Disorders of the Circulatory 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 · FY2026
  • 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) · FY2026
  • 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) · FY2026
  • 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) · FY2026
  • 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) · FY2026
  • 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) · FY2026
  • and 8914 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