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ICD-9-CM procedure code (retired)

39.91 — Freeing of vessel

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 39.91

39.91 is an ICD-9-CM procedure code for Freeing of vessel. 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 357 ICD-10-PCS codes, such as 02NP0ZZ (Release Pulmonary Trunk, Open Approach), 02NP3ZZ (Release Pulmonary Trunk, Percutaneous Approach) and 02NP4ZZ (Release Pulmonary Trunk, Percutaneous Endoscopic Approach). All of these are approximate matches, so review the record to pick the right one.

ICD-10-PCS equivalents

Common questions about 39.91

What is the ICD-10 code for ICD-9 39.91?

The GEMs map 39.91 to ICD-10-PCS 02NP0ZZ, 02NP3ZZ, 02NP4ZZ, 02NQ0ZZ, 02NQ3ZZ, 02NQ4ZZ and 351 more.

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.