Is C15.5 a billable ICD-10 code?

Yes. C15.5 (Malignant neoplasm of lower third of esophagus) is billable and can be used for insurance claims. Always verify payer-specific requirements.

C15.5 ✓ Billable

Malignant neoplasm of lower third of esophagus

Q: What is ICD-10 code C15.5?

ICD-10-CM code C15.5 stands for "Malignant neoplasm of lower third of esophagus". It is a billable code in the Neoplasms chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Neoplasms

Code

C15.5

System

ICD-10-CM

Billable

Yes — valid for submission

Effective

FY2026

Chapter

Neoplasms

Source

CMS / CDC NCHS

⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Frequently asked questions

What is ICD-10 code C15.5?

ICD-10-CM code C15.5 represents Malignant neoplasm of lower third of esophagus. It is a billable diagnosis code in the Neoplasms chapter, effective October 1, 2025 – September 30, 2026.

Is C15.5 billable?

Yes. C15.5 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is C15.5 in?

C15.5 belongs to the Neoplasms chapter (C00–D49) of ICD-10-CM.

Related codes in the C15 category

C15 Malignant neoplasm of esophagus Non-billable C15.3 Malignant neoplasm of upper third of esophagus Billable C15.4 Malignant neoplasm of middle third of esophagus Billable C15.8 Malignant neoplasm of overlapping sites of esophagus Billable C15.9 Malignant neoplasm of esophagus, unspecified Billable

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