ICD-9-CM procedure code (retired)
38.91 — Arterial catheterization
About ICD-9-CM 38.91
38.91 is an ICD-9-CM procedure code for arterial catheterization. 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 6 ICD-10-PCS codes, such as 02HW32Z (Insertion of Monitoring Device into Thoracic Aorta, Descending, Percutaneous Approach), 03HY32Z (Insertion of Monitoring Device into Upper Artery, Percutaneous Approach) and 03HY33Z (Insertion of Infusion Device into Upper Artery, Percutaneous Approach). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 02HW32ZInsertion of Monitoring Device into Thoracic Aorta, Descending, Percutaneous Approachapproximate
- 03HY32ZInsertion of Monitoring Device into Upper Artery, Percutaneous Approachapproximate
- 03HY33ZInsertion of Infusion Device into Upper Artery, Percutaneous Approachapproximate
- 04HY32ZInsertion of Monitoring Device into Lower Artery, Percutaneous Approachapproximate
- 04HY33ZInsertion of Infusion Device into Lower Artery, Percutaneous Approachapproximate
- 04HY43ZInsertion of Infusion Device into Lower Artery, Percutaneous Endoscopic Approachapproximate
Common questions about 38.91
What is the ICD-10 code for ICD-9 38.91?
- The GEMs map 38.91 to ICD-10-PCS 02HW32Z, 03HY32Z, 03HY33Z, 04HY32Z, 04HY33Z and 04HY43Z.
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.