ICD-9-CM procedure code (retired)
01.14 — Open biopsy of brain
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 01.14
01.14 is an ICD-9-CM procedure code for open biopsy of brain. 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 3 ICD-10-PCS codes, such as 00900ZX (Drainage of Brain, Open Approach, Diagnostic), 00B00ZX (Excision of Brain, Open Approach, Diagnostic) and 0W910ZX (Drainage of Cranial Cavity, Open Approach, Diagnostic). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
Common questions about 01.14
What is the ICD-10 code for ICD-9 01.14?
- The GEMs map 01.14 to ICD-10-PCS 00900ZX, 00B00ZX and 0W910ZX.
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.