ICD-9-CM procedure code (retired)
40.21 — Excision of deep cervical 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 40.21
40.21 is an ICD-9-CM procedure code for excision of deep cervical 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 07B10ZZ (Excision of Right Neck Lymphatic, Open Approach), 07B13ZZ (Excision of Right Neck Lymphatic, Percutaneous Approach) and 07B14ZZ (Excision of Right Neck Lymphatic, Percutaneous Endoscopic Approach). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 07B10ZZExcision of Right Neck Lymphatic, Open Approachapproximate
- 07B13ZZExcision of Right Neck Lymphatic, Percutaneous Approachapproximate
- 07B14ZZExcision of Right Neck Lymphatic, Percutaneous Endoscopic Approachapproximate
- 07B20ZZExcision of Left Neck Lymphatic, Open Approachapproximate
- 07B23ZZExcision of Left Neck Lymphatic, Percutaneous Approachapproximate
- 07B24ZZExcision of Left Neck Lymphatic, Percutaneous Endoscopic Approachapproximate
Common questions about 40.21
What is the ICD-10 code for ICD-9 40.21?
- The GEMs map 40.21 to ICD-10-PCS 07B10ZZ, 07B13ZZ, 07B14ZZ, 07B20ZZ, 07B23ZZ and 07B24ZZ.
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.