ICD-10-CM C16: Malignant neoplasm of stomach

ICD-10-CM Diagnosis Code (2025)

Official Description for C16

Malignant neoplasm of stomach

Coding Notes & Guidelines for C16

Excludes2: Not Included Here

malignant carcinoid tumor of the stomach (C7A.092)

Use Additional Code
  • code to identify:
  • alcohol abuse and dependence (F10.-)
Inclusion Terms
  • Malignant neoplasm of cardiac orifice
  • Malignant neoplasm of cardio-esophageal junction
  • Malignant neoplasm of esophagus and stomach
  • Malignant neoplasm of gastro-esophageal junction
Inclusion Terms

Malignant neoplasm of gastric antrum

Inclusion Terms
  • Malignant neoplasm of prepylorus
  • Malignant neoplasm of pyloric canal
Inclusion Terms

Malignant neoplasm of lesser curvature of stomach, not classifiable to C16.1-C16.4

Inclusion Terms

Malignant neoplasm of greater curvature of stomach, not classifiable to C16.0-C16.4

Inclusion Terms

Gastric cancer NOS

Child Codes (More Specific Codes for C16):

About ICD-10-CM Code C16 (Malignant neoplasm of stomach)

ICD-10-CM code C16 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM C16 became effective on October 1, 2024.

This page provides detailed information about C16 - Malignant neoplasm of stomach. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Malignant neoplasm of stomach.