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ICD-9-CM procedure code (retired)

49.23 — Biopsy of anus

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 49.23

49.23 is an ICD-9-CM procedure code for biopsy of anus. 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 16 ICD-10-PCS codes, such as 0D9Q0ZX (Drainage of Anus, Open Approach, Diagnostic), 0D9Q3ZX (Drainage of Anus, Percutaneous Approach, Diagnostic) and 0D9Q4ZX (Drainage of Anus, Percutaneous Endoscopic Approach, Diagnostic). All of these are approximate matches, so review the record to pick the right one.

ICD-10-PCS equivalents

Common questions about 49.23

What is the ICD-10 code for ICD-9 49.23?

The GEMs map 49.23 to ICD-10-PCS 0D9Q0ZX, 0D9Q3ZX, 0D9Q4ZX, 0D9Q7ZX, 0D9Q8ZX, 0D9QXZX and 10 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.