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ICD-9-CM procedure code (retired)

01.25 — Other craniectomy

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 01.25

01.25 is an ICD-9-CM procedure code for other craniectomy. 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 12 ICD-10-PCS codes, such as 0N500ZZ (Destruction of Skull, Open Approach), 0N503ZZ (Destruction of Skull, Percutaneous Approach) and 0N504ZZ (Destruction of Skull, 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 01.25

What is the ICD-10 code for ICD-9 01.25?

The GEMs map 01.25 to ICD-10-PCS 0N500ZZ, 0N503ZZ, 0N504ZZ, 0NB00ZZ, 0NB03ZZ, 0NB04ZZ and 6 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.