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ICD-9-CM procedure code (retired)

81.56 — Total ankle replacement

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 81.56

81.56 is an ICD-9-CM procedure code for total ankle replacement. 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 6 ICD-10-PCS codes, such as 0SRF07Z (Replacement of Right Ankle Joint with Autologous Tissue Substitute, Open Approach), 0SRF0JZ (Replacement of Right Ankle Joint with Synthetic Substitute, Open Approach) and 0SRF0KZ (Replacement of Right Ankle Joint with Nonautologous Tissue Substitute, Open Approach). All of these are approximate matches, so review the record to pick the right one.

ICD-10-PCS equivalents

Common questions about 81.56

What is the ICD-10 code for ICD-9 81.56?

The GEMs map 81.56 to ICD-10-PCS 0SRF07Z, 0SRF0JZ, 0SRF0KZ, 0SRG07Z, 0SRG0JZ and 0SRG0KZ.

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.