5A1945ZRespiratory Ventilation, 24-96 Consecutive Hours
- Billable / Specific Code
5A1945Z is a billable ICD-10-PCS procedure code for Respiratory Ventilation, 24-96 Consecutive Hours. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 208. The root operation Performance involves completely taking over a physiological function by extracorporeal means. In AHRQ's Clinical Classifications Software (CCSR), this procedure falls under Mechanical ventilation.
Code Identity
PCS Table Breakdown
Each ICD-10-PCS code is built from seven characters, each an axis of the procedure. Hover or tap the icons for the official CMS definitions.
| Position | Designation | Value | Meaning |
|---|---|---|---|
| 1 | Section | 5 | Extracorporeal or Systemic Assistance and Performance |
| 2 | Body System | A | Physiological Systems |
| 3 | Operation | 1 | Performance |
| 4 | BodySystem | 9 | Respiratory |
| 5 | Duration | 4 | 24-96 Consecutive Hours |
| 6 | Function | 5 | Ventilation |
| 7 | Qualifier | Z | No Qualifier |
In the ICD-10-PCS Alphabetic Index
These FY 2027 ICD-10-PCS Alphabetic Index entries lead to this code:
Clinical Classification (CCSR)
AHRQ groups this procedure code into these clinical categories.
Convert to ICD-9-PCS
Closest ICD-9-PCS equivalents for this code under the General Equivalence Mappings.
Similar Procedure Codes
Questions About 5A1945Z
Is 5A1945Z a billable code?
Yes. This is a complete seven-character ICD-10-PCS code, specific enough to report Respiratory Ventilation, 24-96 Consecutive Hours on inpatient claims from October 1, 2026 through September 30, 2027.
What do the characters in 5A1945Z mean?
The code breaks down character by character: the 1st character 5 is the Section (Extracorporeal or Systemic Assistance and Performance); the 2nd character A is the Body System (Physiological Systems); the 3rd character 1 is the Operation (Performance); the 4th character 9 is the BodySystem (Respiratory); the 5th character 4 is the Duration (24-96 Consecutive Hours); the 6th character 5 is the Function (Ventilation); the 7th character Z is the Qualifier (No Qualifier).
What MS-DRG does 5A1945Z group to?
On an inpatient stay, Respiratory Ventilation, 24-96 Consecutive Hours maps to MS-DRG 208 (respiratory System Diagnosis with Ventilator Support <=96 Hours). The MS-DRG sets the fixed Medicare payment for the stay.
What is the ICD-9-PCS equivalent of 5A1945Z?
Under the General Equivalence Mappings, Respiratory Ventilation, 24-96 Consecutive Hours crosswalks to ICD-9-PCS 96.70 (Continuous invasive mechanical ventilation of unspecified duration) and 96.71 (Continuous invasive mechanical ventilation for less than 96 consecutive hours). The mapping is approximate, so confirm it fits the documentation.
