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ICD-9-CM procedure code (retired)

18.29 — Excision or destruction of other lesion of external ear

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 18.29

18.29 is an ICD-9-CM procedure code for excision or destruction of other lesion of external ear. 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 48 ICD-10-PCS codes, such as 09500ZZ (Destruction of Right External Ear, Open Approach), 09503ZZ (Destruction of Right External Ear, Percutaneous Approach) and 09504ZZ (Destruction of Right External Ear, 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 18.29

What is the ICD-10 code for ICD-9 18.29?

The GEMs map 18.29 to ICD-10-PCS 09500ZZ, 09503ZZ, 09504ZZ, 0950XZZ, 09510ZZ, 09513ZZ and 42 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.