ICD-10-CM > J00-J99 > J96-J99 > J96 > J96.9 J96.9 Respiratory failure, unspecified Non-Billable/Non-Specific Codes J96.90Respiratory failure, unspecified, unspecified whether with hypoxia or hypercapniaJ96.91Respiratory failure, unspecified with hypoxiaJ96.92Respiratory failure, unspecified with hypercapnia