ICD-9-CM procedure code (retired)
85.24 — Excision of ectopic breast tissue
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 85.24
85.24 is an ICD-9-CM procedure code for excision of ectopic breast tissue. 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 0HBY0ZZ (Excision of Supernumerary Breast, Open Approach), 0HBY3ZZ (Excision of Supernumerary Breast, Percutaneous Approach) and 0HBY7ZZ (Excision of Supernumerary Breast, Via Natural or Artificial Opening). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 0HBY0ZZExcision of Supernumerary Breast, Open Approachapproximate
- 0HBY3ZZExcision of Supernumerary Breast, Percutaneous Approachapproximate
- 0HBY7ZZExcision of Supernumerary Breast, Via Natural or Artificial Openingapproximate
- 0HBY8ZZExcision of Supernumerary Breast, Via Natural or Artificial Opening Endoscopicapproximate
- 0HBYXZZExcision of Supernumerary Breast, External Approachapproximate
- 0HTY0ZZResection of Supernumerary Breast, Open Approachapproximate
Common questions about 85.24
What is the ICD-10 code for ICD-9 85.24?
- The GEMs map 85.24 to ICD-10-PCS 0HBY0ZZ, 0HBY3ZZ, 0HBY7ZZ, 0HBY8ZZ, 0HBYXZZ and 0HTY0ZZ.
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.