ICD-9-CM procedure code (retired)
46.10 — Colostomy, not otherwise specified
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 46.10
46.10 is an ICD-9-CM procedure code for colostomy, not otherwise specified. 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 0D1H0Z4 (Bypass Cecum to Cutaneous, Open Approach), 0D1H4Z4 (Bypass Cecum to Cutaneous, Percutaneous Endoscopic Approach) and 0D1H8Z4 (Bypass Cecum to Cutaneous, Via Natural or Artificial Opening Endoscopic). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 0D1H0Z4Bypass Cecum to Cutaneous, Open Approachapproximate
- 0D1H4Z4Bypass Cecum to Cutaneous, Percutaneous Endoscopic Approachapproximate
- 0D1H8Z4Bypass Cecum to Cutaneous, Via Natural or Artificial Opening Endoscopicapproximate
- 0D1K0Z4Bypass Ascending Colon to Cutaneous, Open Approachapproximate
- 0D1K4Z4Bypass Ascending Colon to Cutaneous, Percutaneous Endoscopic Approachapproximate
- 0D1K8Z4Bypass Ascending Colon to Cutaneous, Via Natural or Artificial Opening Endoscopicapproximate
- 0D1L0Z4Bypass Transverse Colon to Cutaneous, Open Approachapproximate
- 0D1L4Z4Bypass Transverse Colon to Cutaneous, Percutaneous Endoscopic Approachapproximate
- 0D1L8Z4Bypass Transverse Colon to Cutaneous, Via Natural or Artificial Opening Endoscopicapproximate
- 0D1N0Z4Bypass Sigmoid Colon to Cutaneous, Open Approachapproximate
- 0D1N4Z4Bypass Sigmoid Colon to Cutaneous, Percutaneous Endoscopic Approachapproximate
- 0D1N8Z4Bypass Sigmoid Colon to Cutaneous, Via Natural or Artificial Opening Endoscopicapproximate
Common questions about 46.10
What is the ICD-10 code for ICD-9 46.10?
- The GEMs map 46.10 to ICD-10-PCS 0D1H0Z4, 0D1H4Z4, 0D1H8Z4, 0D1K0Z4, 0D1K4Z4, 0D1K8Z4 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.