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ICD-10 Coding for History of Gastric Cancer(Z85.028)

Complete ICD-10-CM coding and documentation guide for History of Gastric Cancer. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

History of Stomach CancerPost-Gastric Cancer Status

Related ICD-10 Code Ranges

Complete code families applicable to History of Gastric Cancer

Z85.02-Z85.028Primary Range

Personal history of malignant neoplasm of stomach

This range includes codes for documenting a personal history of gastric cancer, indicating past treatment and current surveillance status.

Key Information: ICD-10 code for history of gastric cancer

Essential facts and insights about History of Gastric Cancer

The ICD-10 code for a history of gastric cancer is Z85.028, indicating past treatment and current surveillance.

Primary ICD-10-CM Code for history of gastric cancer

Personal history of other malignant neoplasm of stomach
Billable Code

Decision Criteria

clinical Criteria

  • Patient has completed treatment for gastric cancer and is under surveillance.

documentation Criteria

  • Surveillance records show no evidence of active disease.

Applicable To

  • History of gastric adenocarcinoma
  • History of gastric signet ring cell carcinoma

Excludes

  • Current gastric cancer (C16._)

Clinical Validation Requirements

  • Pathology report confirming previous gastric cancer
  • Documentation of treatment history and current surveillance

Code-Specific Risks

  • Incorrectly coding active cancer as history
  • Lack of supporting documentation for history

Coding Notes

  • Ensure documentation clearly states the cancer is no longer active and includes treatment history.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Acquired absence of stomach

Z90.41
Use to indicate post-gastrectomy status in patients with a history of gastric cancer.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Malignant neoplasm of stomach, unspecified

C16.9
Use C16.9 for active gastric cancer cases, not history.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting History of Gastric Cancer to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code Z85.028.

Impact

Clinical: Inadequate information for ongoing care decisions., Regulatory: Potential for audit due to incomplete records., Financial: Claims may be denied due to insufficient documentation.

Mitigation Strategy

Use structured templates for documentation, Regularly update patient records with treatment and surveillance details

Impact

Reimbursement: Incorrect coding can lead to denied claims., Compliance: Misrepresentation of patient status can lead to audits., Data Quality: Affects accuracy of patient records and cancer registry data.

Mitigation Strategy

Verify the current status of the cancer and use C16._ codes for active cases.

Impact

Inadequate documentation of cancer history can lead to audits.

Mitigation Strategy

Ensure detailed documentation of past treatments and current surveillance.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for History of Gastric Cancer, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for History of Gastric Cancer

Use these documentation templates to ensure complete and accurate documentation for History of Gastric Cancer. These templates include all required elements for proper coding and billing.

Post-treatment surveillance for gastric cancer

Specialty: Oncology

Required Elements

  • Cancer type and location
  • Treatment history
  • Current surveillance findings

Example Documentation

Patient with a history of gastric adenocarcinoma treated with total gastrectomy in 2020. Last EGD in March 2025 shows no evidence of recurrence.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Hx stomach cancer
Good Documentation Example
Personal history of gastric adenocarcinoma treated with gastrectomy in 2020. Surveillance EGD in 2025 shows no recurrence.
Explanation
The good example provides specific details about the cancer type, treatment, and current surveillance status.

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