ICD-9-CM procedure code (retired)
08.51 — Canthotomy
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 08.51
08.51 is an ICD-9-CM procedure code for Canthotomy. 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 12 ICD-10-PCS codes, such as 08NN0ZZ (Release Right Upper Eyelid, Open Approach), 08NN3ZZ (Release Right Upper Eyelid, Percutaneous Approach) and 08NNXZZ (Release Right Upper Eyelid, External Approach). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 08NN0ZZRelease Right Upper Eyelid, Open Approachapproximate
- 08NN3ZZRelease Right Upper Eyelid, Percutaneous Approachapproximate
- 08NNXZZRelease Right Upper Eyelid, External Approachapproximate
- 08NP0ZZRelease Left Upper Eyelid, Open Approachapproximate
- 08NP3ZZRelease Left Upper Eyelid, Percutaneous Approachapproximate
- 08NPXZZRelease Left Upper Eyelid, External Approachapproximate
- 08NQ0ZZRelease Right Lower Eyelid, Open Approachapproximate
- 08NQ3ZZRelease Right Lower Eyelid, Percutaneous Approachapproximate
- 08NQXZZRelease Right Lower Eyelid, External Approachapproximate
- 08NR0ZZRelease Left Lower Eyelid, Open Approachapproximate
- 08NR3ZZRelease Left Lower Eyelid, Percutaneous Approachapproximate
- 08NRXZZRelease Left Lower Eyelid, External Approachapproximate
Common questions about 08.51
What is the ICD-10 code for ICD-9 08.51?
- The GEMs map 08.51 to ICD-10-PCS 08NN0ZZ, 08NN3ZZ, 08NNXZZ, 08NP0ZZ, 08NP3ZZ, 08NPXZZ and 6 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.