ICD-9-CM procedure code (retired)
21.88 — Other septoplasty
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 21.88
21.88 is an ICD-9-CM procedure code for other septoplasty. 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 7 ICD-10-PCS codes, such as 09QM0ZZ (Repair Nasal Septum, Open Approach), 09QM3ZZ (Repair Nasal Septum, Percutaneous Approach) and 09QM4ZZ (Repair Nasal Septum, Percutaneous Endoscopic Approach). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 09QM0ZZRepair Nasal Septum, Open Approachapproximate
- 09QM3ZZRepair Nasal Septum, Percutaneous Approachapproximate
- 09QM4ZZRepair Nasal Septum, Percutaneous Endoscopic Approachapproximate
- 09QM8ZZRepair Nasal Septum, Via Natural or Artificial Opening Endoscopicapproximate
- 09UM87ZSupplement Nasal Septum with Autologous Tissue Substitute, Via Natural or Artificial Opening Endoscopicapproximate
- 09UM8JZSupplement Nasal Septum with Synthetic Substitute, Via Natural or Artificial Opening Endoscopicapproximate
- 09UM8KZSupplement Nasal Septum with Nonautologous Tissue Substitute, Via Natural or Artificial Opening Endoscopicapproximate
Common questions about 21.88
What is the ICD-10 code for ICD-9 21.88?
- The GEMs map 21.88 to ICD-10-PCS 09QM0ZZ, 09QM3ZZ, 09QM4ZZ, 09QM8ZZ, 09UM87Z, 09UM8JZ and 1 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.