ICD-9-CM procedure code (retired)
40.23 — Excision of axillary lymph node
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 40.23
40.23 is an ICD-9-CM procedure code for excision of axillary lymph node. 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 07B50ZZ (Excision of Right Axillary Lymphatic, Open Approach), 07B53ZZ (Excision of Right Axillary Lymphatic, Percutaneous Approach) and 07B54ZZ (Excision of Right Axillary Lymphatic, Percutaneous Endoscopic Approach). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 07B50ZZExcision of Right Axillary Lymphatic, Open Approachapproximate
- 07B53ZZExcision of Right Axillary Lymphatic, Percutaneous Approachapproximate
- 07B54ZZExcision of Right Axillary Lymphatic, Percutaneous Endoscopic Approachapproximate
- 07B60ZZExcision of Left Axillary Lymphatic, Open Approachapproximate
- 07B63ZZExcision of Left Axillary Lymphatic, Percutaneous Approachapproximate
- 07B64ZZExcision of Left Axillary Lymphatic, Percutaneous Endoscopic Approachapproximate
Common questions about 40.23
What is the ICD-10 code for ICD-9 40.23?
- The GEMs map 40.23 to ICD-10-PCS 07B50ZZ, 07B53ZZ, 07B54ZZ, 07B60ZZ, 07B63ZZ and 07B64ZZ.
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.