International Classification of Disease-10 Codes and Algorithms
| Diagnosis | ICD-10 codes |
| Acute Respiratory Distress Syndrome | J80*, J81* |
| Asthma | J45* |
| Pneumonia | J09*, J10*, J11*, J12*, J13*, J14*, J15*, J16*, J17*, J18* |
| Bronchiolitis | J20*, J21*, J22*, J40 |
| Pneumonitis | J68*, J69* |
| Other respiratory failure | J96*, R06.03 |
| Mechanical Ventilation (Diagnosis) | Z99.11 |
| Sepsis/ Shock | A41*, R57*, R65.2* |
| Seizure and Status Epilepticus | G40.901, R56.9*, G40.001, G40.101, G40.111 |
| Procedure | ICD-10 Code |
| Invasive Mechanical Ventilation<24 hours | 5A19035 |
| Invasive Mechanical Ventilation≥24 hours | 5A19045, 5A19055 |
| Non-Invasive Ventilation<24 hours | 5A09035 |
| Non-Invasive Ventilation≥24 hours | 5A09045, 5A09055 |
| Endotracheal Intubation | 0BH17EZ |
| Algorithm | Code Composition |
| 1) ≥24 Hour Ventilation Codes | 5A19045 or 5A19055 or 5A09045 or 5A09055 |
| 2) ≥ 24 hours Ventilation Plus Respiratory and Sepsis Codes | (5A19045 or 5A19055 or 5A09045 or 5A09055) + (Any Diagnosis Code for Acute Respiratory Distress Syndrome, Asthma, Pneumonia, Bronchiolitis, Pneumonitis, Other respiratory failure, Sepsis/ Shock) |
| 3) ≥ 24 hours Ventilation Plus Respiratory and Sepsis Codes, Exclude Neurologic Codes | (5A19045 or 5A19055 or 5A09045 or 5A09055) + (Any Diagnosis Code for Acute Respiratory Distress Syndrome, Asthma, Pneumonia, Bronchiolitis, Pneumonitis, Other respiratory failure, Sepsis/ Shock) + (NONE of G40.901 or R56.9*or G40.001 or G40.101 or G40.111) |
| 4) ≥24 Hour IMV Codes | 5A19045 or 5A19055 |
| 5) ≥24 Hour IMV Plus Respiratory and Sepsis Codes | (5A19045 or 5A19055) + (Any Diagnosis Code for Acute Respiratory Distress Syndrome, Asthma, Pneumonia, Bronchiolitis, Pneumonitis, Other respiratory failure, Sepsis/ Shock) |
| 6) ≥24 Hour IMV Plus Respiratory and Sepsis Codes, Exclude Neurologic Codes (Algorithm-Identified ARDS) | (5A19045 or 5A19055) + (Any Diagnosis Code for Acute Respiratory Distress Syndrome, Asthma, Pneumonia, Bronchiolitis, Pneumonitis, Other respiratory failure, Sepsis/ Shock) + (NONE of G40.901 or R56.9*or G40.001 or G40.101 or G40.111) |
*Denotes that any suffix code was allowed.