ICD-10 Coding for Lymph Node Metastasis(C77.0, C77.1)
Complete ICD-10-CM coding and documentation guide for Lymph Node Metastasis. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Lymph Node Metastasis
C77-C79Primary Range
Secondary malignant neoplasms
This range includes codes for secondary malignant neoplasms, including lymph nodes, which are crucial for coding metastasis.
Code Comparison: When to Use Each Code
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| C77.0 | Secondary and unspecified malignant neoplasm of lymph nodes of head, face and neck | Use when metastasis to cervical lymph nodes is confirmed. |
|
| C77.1 | Secondary and unspecified malignant neoplasm of intrathoracic lymph nodes | Use for confirmed metastasis to intrathoracic lymph nodes. |
|
Clinical Decision Support
Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.
Key Information: ICD-10 code for lymph node metastasis
Essential facts and insights about Lymph Node Metastasis
Primary ICD-10-CM Codes for lymph node metastasis
Decision Criteria
clinical Criteria
- Biopsy confirms metastatic cancer in lymph nodes
Applicable To
- Metastasis to cervical lymph nodes
Excludes
- Primary malignant neoplasm of lymph nodes (C81-C96)
Clinical Validation Requirements
- Biopsy confirmation of metastatic cancer in cervical lymph nodes
- Imaging showing lymph node enlargement
Code-Specific Risks
- Misidentifying primary vs. secondary neoplasm
Coding Notes
- Ensure primary site is documented if known.
C77.1 - Secondary and unspecified malignant neoplasm of intrathoracic lymph nodes
Use for confirmed metastasis to intrathoracic lymph nodes.
Applicable To
- Metastasis to mediastinal lymph nodes
Excludes
- Primary malignant neoplasm of lymph nodes (C81-C96)
Clinical Validation Requirements
- CT scan showing enlarged intrathoracic lymph nodes
- Histological confirmation of metastasis
Coding Notes
Document primary cancer site if known.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Lymph Node Metastasis to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code C77.0.
Impact
Clinical: Misrepresentation of patient's current treatment status., Regulatory: Potential non-compliance with coding standards., Financial: Incorrect billing and potential claim denials.
Mitigation Strategy
Verify current treatment status before coding., Use active treatment codes when applicable.
Impact
Reimbursement: Incorrect sequencing can lead to claim denials., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.
Mitigation Strategy
Always sequence the code for the site of metastasis first when treatment is directed at the metastatic site.
Impact
Incorrect sequencing of primary and secondary codes.
Mitigation Strategy
Regular training on sequencing rules.
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 Lymph Node Metastasis, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Lymph Node Metastasis
Use these documentation templates to ensure complete and accurate documentation for Lymph Node Metastasis. These templates include all required elements for proper coding and billing.
Metastatic cancer treatment
Specialty: OncologyRequired Elements
- Primary cancer site
- Metastatic site
- Treatment plan
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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