C15.9Billable

Malignant neoplasm of esophagus, unspecified

Chapter
2. Neoplasms
Category
C15
Effective date
October 1, 2026

Related codes in category C15

C15Malignant neoplasm of esophagusC15.3Malignant neoplasm of upper third of esophagusYesC15.4Malignant neoplasm of middle third of esophagusYesC15.5Malignant neoplasm of lower third of esophagusYesC15.8Malignant neoplasm of overlapping sites of esophagusYes

Frequently asked questions

What is ICD-10 code C15.9?

C15.9 is an ICD-10-CM diagnosis code for Malignant neoplasm of esophagus, unspecified.

Is C15.9 a billable code?

Yes. C15.9 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is C15.9 in?

C15.9 falls under Chapter 2: Neoplasms.

When did C15.9 become effective?

C15.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to C15.9?

C15.9 belongs to category C15, which includes 5 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.