ICD-9-CM procedure code (retired)
51.84 — Endoscopic dilation of ampulla and biliary duct
About ICD-9-CM 51.84
51.84 is an ICD-9-CM procedure code for endoscopic dilation of ampulla and biliary duct. 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 14 ICD-10-PCS codes, such as 0F758ZZ (Dilation of Right Hepatic Duct, Via Natural or Artificial Opening Endoscopic), 0F768ZZ (Dilation of Left Hepatic Duct, Via Natural or Artificial Opening Endoscopic) and 0F778ZZ (Dilation of Common Hepatic Duct, 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
- 0F758ZZDilation of Right Hepatic Duct, Via Natural or Artificial Opening Endoscopicapproximate
- 0F768ZZDilation of Left Hepatic Duct, Via Natural or Artificial Opening Endoscopicapproximate
- 0F778ZZDilation of Common Hepatic Duct, Via Natural or Artificial Opening Endoscopicapproximate
- 0F788ZZDilation of Cystic Duct, Via Natural or Artificial Opening Endoscopicapproximate
- 0F798ZZDilation of Common Bile Duct, Via Natural or Artificial Opening Endoscopicapproximate
- 0F7C8DZDilation of Ampulla of Vater with Intraluminal Device, Via Natural or Artificial Opening Endoscopicapproximate
- 0F7C8ZZDilation of Ampulla of Vater, Via Natural or Artificial Opening Endoscopicapproximate
- 0F958ZZDrainage of Right Hepatic Duct, Via Natural or Artificial Opening Endoscopicapproximate
- 0F968ZZDrainage of Left Hepatic Duct, Via Natural or Artificial Opening Endoscopicapproximate
- 0F978ZZDrainage of Common Hepatic Duct, Via Natural or Artificial Opening Endoscopicapproximate
- 0F988ZZDrainage of Cystic Duct, Via Natural or Artificial Opening Endoscopicapproximate
- 0F998ZZDrainage of Common Bile Duct, Via Natural or Artificial Opening Endoscopicapproximate
- 0F9C8ZZDrainage of Ampulla of Vater, Via Natural or Artificial Opening Endoscopicapproximate
- 0F9D8ZZDrainage of Pancreatic Duct, Via Natural or Artificial Opening Endoscopicapproximate
Common questions about 51.84
What is the ICD-10 code for ICD-9 51.84?
- The GEMs map 51.84 to ICD-10-PCS 0F758ZZ, 0F768ZZ, 0F778ZZ, 0F788ZZ, 0F798ZZ, 0F7C8DZ and 8 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.