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Home/Diagnosis/ICD-10 Coding for Stomach Carcinoma

ICD-10 Coding for Stomach Carcinoma

C16.0
C16.1
C16.9

Complete ICD-10-CM coding and documentation guide for icd-10 coding for stomach carcinoma includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Gastric Cancer
Gastric Carcinoma
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Key Information: ICD-10 Coding for Stomach Carcinoma

Essential facts and insights about ICD-10 Coding for Stomach Carcinoma

Use ICD-10 code C16.0 for malignant neoplasm of cardia, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Malignant neoplasm of cardia

Billable Code
C16.0
Billable

Diagnostic Criteria

  • • Biopsy confirms adenocarcinoma at the gastric cardia.

Applicable To

  • • Cancer of the gastric cardia

Important Notes

  • • Ensure precise documentation of tumor location to avoid misclassification.

Malignant neoplasm of pylorus

Billable Code
C16.1
Billable

Diagnostic Criteria

  • • Biopsy-confirmed adenocarcinoma located at the pylorus
  • • Endoscopy showing tumor at the pylorus

Applicable To

  • • Cancer of the gastric pylorus

Important Notes

  • • Ensure precise documentation of tumor location to avoid misclassification.

Malignant neoplasm of stomach, unspecified

Billable Code
C16.9
Billable

Diagnostic Criteria

  • • Imaging or clinical diagnosis of gastric cancer without specific site documentation

Applicable To

  • • Unspecified gastric cancer

Important Notes

  • • Query provider for specific site if possible to avoid using unspecified code.
Ancillary Codes

Additional codes that may be used with this diagnosis

K31.A1X

Gastric intestinal metaplasia

Use to document precursor conditions that may lead to gastric cancer.

R10.1

Epigastric pain

Use to document symptoms associated with gastric cancer.

C78.6

Secondary peritoneal carcinomatosis

Use to document metastatic spread to the peritoneum.

Frequently Asked Questions

What is the ICD-10 code for carcinoma of the stomach?

The ICD-10 code for carcinoma of the stomach varies by location: C16.0 for cardia, C16.1 for pylorus, and C16.9 for unspecified sites.

How do you code gastric adenocarcinoma?

Gastric adenocarcinoma is coded based on the tumor's location: C16.0 for cardia, C16.1 for pylorus, and C16.9 if unspecified.

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