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Inpatient Procedure Code

5A09558 ICD-10-PCS Code: Assistance with Respiratory Ventilation, Greater than 96 Consecutive Hours, Intermittent Positive Airway Pressure

Assistance with Resp Ventilation, >96 Hrs, Intermit Pos Air

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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
Section5

Extracorporeal or Systemic Assistance and Performance

2
Body SystemA

Physiological Systems

3
Root Operation0

Assistance

Taking over a portion of a physiological function by extracorporeal means

4
Body System9

Respiratory

5
Duration5

Greater than 96 Consecutive Hours

6
Function5

Ventilation

7
Qualifier8

Intermittent Positive Airway Pressure

Related Codes

Same operation — other Duration

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

5A09358 — Assistance with Respiratory Ventilation, Less than 24 Consecutive Hours, Intermittent Positive Airway Pressure, 5A09458 — Assistance with Respiratory Ventilation, 24-96 Consecutive Hours, Intermittent Positive Airway Pressure

Same operation — other Qualifier

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

5A09557 — Assistance with Respiratory Ventilation, Greater than 96 Consecutive Hours, Continuous Positive Airway Pressure, 5A09559 — Assistance with Respiratory Ventilation, Greater than 96 Consecutive Hours, Continuous Negative Airway Pressure, 5A0955A — Assistance with Respiratory Ventilation, Greater than 96 Consecutive Hours, High Flow/Velocity Cannula, 5A0955B — Assistance with Respiratory Ventilation, Greater than 96 Consecutive Hours, Intermittent Negative Airway Pressure, 5A0955Z — Assistance with Respiratory Ventilation, Greater than 96 Consecutive Hours

Same procedure category (CCSR), other tables

AHRQ's Clinical Classifications Software Refined groups these ICD-10-PCS procedures with this one under Non-invasive ventilation (Extracorporeal or Systemic Assistance and Performance); 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.

5A19054 — Respiratory Ventilation, Single, Nonmechanical

Contextual Map

Every relationship of 5A09558 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.

PCS table

Clinical classification (CCSR)

  • ESA004 — Non-invasive ventilation[CCSR category]: “Non-invasive ventilation — Extracorporeal or Systemic Assistance and Performance”— AHRQ CCSR for ICD-10-PCS Procedures (HCUP) · v2026.1

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