ICD-9-CM procedure code (retired)
85.99 — Other operations on the breast
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 85.99
85.99 is an ICD-9-CM procedure code for other operations on the breast. 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 20 ICD-10-PCS codes, such as 0HQT0ZZ (Repair Right Breast, Open Approach), 0HQT3ZZ (Repair Right Breast, Percutaneous Approach) and 0HQT7ZZ (Repair Right 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
- 0HQT0ZZRepair Right Breast, Open Approachapproximate
- 0HQT3ZZRepair Right Breast, Percutaneous Approachapproximate
- 0HQT7ZZRepair Right Breast, Via Natural or Artificial Openingapproximate
- 0HQT8ZZRepair Right Breast, Via Natural or Artificial Opening Endoscopicapproximate
- 0HQTXZZRepair Right Breast, External Approachapproximate
- 0HQU0ZZRepair Left Breast, Open Approachapproximate
- 0HQU3ZZRepair Left Breast, Percutaneous Approachapproximate
- 0HQU7ZZRepair Left Breast, Via Natural or Artificial Openingapproximate
- 0HQU8ZZRepair Left Breast, Via Natural or Artificial Opening Endoscopicapproximate
- 0HQUXZZRepair Left Breast, External Approachapproximate
- 0HQW0ZZRepair Right Nipple, Open Approachapproximate
- 0HQW3ZZRepair Right Nipple, Percutaneous Approachapproximate
- 0HQW7ZZRepair Right Nipple, Via Natural or Artificial Openingapproximate
- 0HQW8ZZRepair Right Nipple, Via Natural or Artificial Opening Endoscopicapproximate
- 0HQWXZZRepair Right Nipple, External Approachapproximate
- 0HQX0ZZRepair Left Nipple, Open Approachapproximate
- 0HQX3ZZRepair Left Nipple, Percutaneous Approachapproximate
- 0HQX7ZZRepair Left Nipple, Via Natural or Artificial Openingapproximate
- 0HQX8ZZRepair Left Nipple, Via Natural or Artificial Opening Endoscopicapproximate
- 0HQXXZZRepair Left Nipple, External Approachapproximate
Common questions about 85.99
What is the ICD-10 code for ICD-9 85.99?
- The GEMs map 85.99 to ICD-10-PCS 0HQT0ZZ, 0HQT3ZZ, 0HQT7ZZ, 0HQT8ZZ, 0HQTXZZ, 0HQU0ZZ and 14 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.