ICD-9-CM procedure code (retired)
93.91 — Intermittent positive pressure breathing [IPPB]
About ICD-9-CM 93.91
93.91 is an ICD-9-CM procedure code for intermittent positive pressure breathing [IPPB]. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-PCS took over.
The CMS General Equivalence Mappings translate it to 3 ICD-10-PCS codes, such as 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) and 5A09558 (Assistance with Respiratory Ventilation, Greater than 96 Consecutive Hours, Intermittent Positive Airway Pressure). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 5A09358Assistance with Respiratory Ventilation, Less than 24 Consecutive Hours, Intermittent Positive Airway Pressureapproximate
- 5A09458Assistance with Respiratory Ventilation, 24-96 Consecutive Hours, Intermittent Positive Airway Pressureapproximate
- 5A09558Assistance with Respiratory Ventilation, Greater than 96 Consecutive Hours, Intermittent Positive Airway Pressureapproximate
Common questions about 93.91
What is the ICD-10 code for ICD-9 93.91?
- The GEMs map 93.91 to ICD-10-PCS 5A09358, 5A09458 and 5A09558.
GEMs are a translation aid, not a substitute for coding from the record. The 2027 ICD-10 code set has changed since the last GEMs release in 2018. Page updated September 29, 2026.