ICD-9-CM procedure code (retired)
33.72 — Endoscopic pulmonary airway flow measurement
ICD-9-CM was replaced by ICD-10 on October 1, 2015. These are the ICD-10-PCS equivalents from the CMS General Equivalence Mappings.
About ICD-9-CM 33.72
33.72 is an ICD-9-CM procedure code for endoscopic pulmonary airway flow measurement. 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 one ICD-10-PCS code, 4A0985Z (Measurement of Respiratory Flow, Via Natural or Artificial Opening Endoscopic). The match is approximate, so confirm it against the record.
ICD-10-PCS equivalents
- 4A0985ZMeasurement of Respiratory Flow, Via Natural or Artificial Opening Endoscopicapproximate
Common questions about 33.72
What is the ICD-10 code for ICD-9 33.72?
- The GEMs map 33.72 to ICD-10-PCS 4A0985Z.
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.