ICD-9-CM procedure code (retired)
46.01 — Exteriorization of small intestine
About ICD-9-CM 46.01
46.01 is an ICD-9-CM procedure code for Exteriorization of small intestine. 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 0D190Z4 (Bypass Duodenum to Cutaneous, Open Approach), 0D194Z4 (Bypass Duodenum to Cutaneous, Percutaneous Endoscopic Approach) and 0D198Z4 (Bypass Duodenum 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
- 0D190Z4Bypass Duodenum to Cutaneous, Open Approachapproximate
- 0D194Z4Bypass Duodenum to Cutaneous, Percutaneous Endoscopic Approachapproximate
- 0D198Z4Bypass Duodenum to Cutaneous, Via Natural or Artificial Opening Endoscopicapproximate
- 0D1A0Z4Bypass Jejunum to Cutaneous, Open Approachapproximate
- 0D1A4Z4Bypass Jejunum to Cutaneous, Percutaneous Endoscopic Approachapproximate
- 0D1A8Z4Bypass Jejunum to Cutaneous, Via Natural or Artificial Opening Endoscopicapproximate
- 0D1B8Z4Bypass Ileum to Cutaneous, Via Natural or Artificial Opening Endoscopicapproximate
Common questions about 46.01
What is the ICD-10 code for ICD-9 46.01?
- The GEMs map 46.01 to ICD-10-PCS 0D190Z4, 0D194Z4, 0D198Z4, 0D1A0Z4, 0D1A4Z4, 0D1A8Z4 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.