ICD-9-CM procedure code (retired)
18.4 — Suture of laceration 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 18.4
18.4 is an ICD-9-CM procedure code for suture of laceration 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 7 ICD-10-PCS codes, such as 09Q0XZZ (Repair Right External Ear, External Approach), 09Q1XZZ (Repair Left External Ear, External Approach) and 09Q2XZZ (Repair Bilateral External Ear, External Approach). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 09Q0XZZRepair Right External Ear, External Approachapproximate
- 09Q1XZZRepair Left External Ear, External Approachapproximate
- 09Q2XZZRepair Bilateral External Ear, External Approachapproximate
- 09Q3XZZRepair Right External Auditory Canal, External Approachapproximate
- 09Q4XZZRepair Left External Auditory Canal, External Approachapproximate
- 0HQ2XZZRepair Right Ear Skin, External Approachapproximate
- 0HQ3XZZRepair Left Ear Skin, External Approachapproximate
Common questions about 18.4
What is the ICD-10 code for ICD-9 18.4?
- The GEMs map 18.4 to ICD-10-PCS 09Q0XZZ, 09Q1XZZ, 09Q2XZZ, 09Q3XZZ, 09Q4XZZ, 0HQ2XZZ and 1 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.