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ICD-9-CM procedure code (retired)

55.23 — Closed [percutaneous] [needle] biopsy of kidney

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 55.23

55.23 is an ICD-9-CM procedure code for closed [percutaneous] [needle] biopsy of kidney. 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 32 ICD-10-PCS codes, such as 0T903ZX (Drainage of Right Kidney, Percutaneous Approach, Diagnostic), 0T904ZX (Drainage of Right Kidney, Percutaneous Endoscopic Approach, Diagnostic) and 0T907ZX (Drainage of Right Kidney, Via Natural or Artificial Opening, Diagnostic). All of these are approximate matches, so review the record to pick the right one.

ICD-10-PCS equivalents

Common questions about 55.23

What is the ICD-10 code for ICD-9 55.23?

The GEMs map 55.23 to ICD-10-PCS 0T903ZX, 0T904ZX, 0T907ZX, 0T908ZX, 0T913ZX, 0T914ZX and 26 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.