Non-Billable / Non-Specific Code
ICD-10-CM C16 is the diagnosis code for Malignant neoplasm of stomach. This code falls under the section "Malignant neoplasms of digestive organs" within Chapter 2 â Neoplasms (C00-D49). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions are not included in C16. If the patient has both, code each condition separately:
Understanding where C16 sits in the ICD-10-CM classification helps ensure proper coding:
No, C16 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
C16 is the ICD-10-CM diagnosis code for "Malignant neoplasm of stomach". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
C16 is located in Section C15-C26 â "Malignant neoplasms of digestive organs" within Chapter 2 of the ICD-10-CM Tabular List.
C16 has 9 sub-code(s) that provide more specific detail: C16.0, C16.1, C16.2, C16.3, C16.4 and more.
Use C16 when the patients documented diagnosis matches "Malignant neoplasm of stomach" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Malignant neoplasm of stomach is C16.
No, C16 is non-billable. Use a more specific sub-code for primary diagnosis billing.
C16 is in Chapter 2 of the ICD-10-CM Tabular List.
Yes, C16 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.