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ICD-9-CM procedure code (retired)

83.02 — Myotomy

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 83.02

83.02 is an ICD-9-CM procedure code for myotomy. 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 202 ICD-10-PCS codes, such as 0K9000Z (Drainage of Head Muscle with Drainage Device, Open Approach), 0K900ZZ (Drainage of Head Muscle, Open Approach) and 0K9040Z (Drainage of Head Muscle with Drainage Device, 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 83.02

What is the ICD-10 code for ICD-9 83.02?

The GEMs map 83.02 to ICD-10-PCS 0K9000Z, 0K900ZZ, 0K9040Z, 0K904ZZ, 0K9100Z, 0K910ZZ and 196 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.