ICD-9-CM procedure code (retired)
42.7 — Esophagomyotomy
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 42.7
42.7 is an ICD-9-CM procedure code for Esophagomyotomy. 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 5 ICD-10-PCS codes, such as 0D840ZZ (Division of Esophagogastric Junction, Open Approach), 0D843ZZ (Division of Esophagogastric Junction, Percutaneous Approach) and 0D844ZZ (Division of Esophagogastric Junction, Percutaneous Endoscopic Approach). All of these are approximate matches, so review the record to pick the right one.
ICD-10-PCS equivalents
- 0D840ZZDivision of Esophagogastric Junction, Open Approachapproximate
- 0D843ZZDivision of Esophagogastric Junction, Percutaneous Approachapproximate
- 0D844ZZDivision of Esophagogastric Junction, Percutaneous Endoscopic Approachapproximate
- 0D847ZZDivision of Esophagogastric Junction, Via Natural or Artificial Openingapproximate
- 0D848ZZDivision of Esophagogastric Junction, Via Natural or Artificial Opening Endoscopicapproximate
Common questions about 42.7
What is the ICD-10 code for ICD-9 42.7?
- The GEMs map 42.7 to ICD-10-PCS 0D840ZZ, 0D843ZZ, 0D844ZZ, 0D847ZZ and 0D848ZZ.
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.