C16
⚠ Non-billable
Malignant neoplasm of stomach
ICD-10-CM · FY2026 · Neoplasms
Code
C16
System
ICD-10-CM
Billable
No — use specific code
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.
Official coding notes
From CMS's ICD-10-CM Tabular List.
Excludes2 — not included here, but may code together
- malignant carcinoid tumor of the stomach (C7A.092)
Use additional code
- code to identify:
- alcohol abuse and dependence (F10.-)
Frequently asked questions
What is ICD-10 code C16?
ICD-10-CM code C16 represents Malignant neoplasm of stomach. It is a non-billable header code requiring a more specific subcategory in the Neoplasms chapter, effective October 1, 2025 – September 30, 2026.
Is C16 billable?
No. C16 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is C16 in?
C16 belongs to the Neoplasms chapter (C00–D49) of ICD-10-CM.
Related codes in the C16 category
C16.0
Malignant neoplasm of cardia
Billable
C16.1
Malignant neoplasm of fundus of stomach
Billable
C16.2
Malignant neoplasm of body of stomach
Billable
C16.3
Malignant neoplasm of pyloric antrum
Billable
C16.4
Malignant neoplasm of pylorus
Billable
C16.5
Malignant neoplasm of lesser curvature of stomach, unspecified
Billable
C16.6
Malignant neoplasm of greater curvature of stomach, unspecified
Billable
C16.8
Malignant neoplasm of overlapping sites of stomach
Billable
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