What is the ICD-10 code for neck cancer?

The ICD-10 code for neck cancer with an unknown primary site is C76.0. This code is used when the primary site cannot be identified after thorough diagnostic evaluation.

How do you code metastatic neck cancer?

Metastatic neck cancer is coded as C79.89 when the primary site is known. If the primary site is unknown, use C76.0 after confirming with diagnostic tests.

ICD-10 Coding for Neck Cancer(C76.0, C11.9, C79.89)

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Explore ICD-10 coding for neck cancer, including primary and secondary codes, documentation requirements, and common pitfalls. Ensure accurate coding with our detailed guide.

Also known as:

Cervical Lymph Node CancerHead and Neck Cancer

Related ICD-10 Code Ranges

Complete code families applicable to Neck Cancer

C00-D49Primary Range

Neoplasms

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

Code	Description	When to Use	Key Documentation
C76.0	Malignant neoplasm of head, face and neck	Use when the primary site is unknown after thorough investigation.	Negative panendoscopy and PET-CT EBV-/p16- by IHC/PCR
C79.89	Secondary malignant neoplasm of other specified sites	Use when metastasis to the neck is from a known primary site.	Documented metastasis from a known primary site

Primary ICD-10-CM Codes

Malignant neoplasm of head, face and neck

C76.0Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Malignant neoplasm of nasopharynx, unspecifiedC11.9

Use if EBV+ status suggests nasopharyngeal origin.

Malignant neoplasm of head, face and neckC76.0

Documentation & Coding Risks

Avoid these common issues when documenting Neck Cancer.

Omitting EBV/HPV status in documentation.

Impact

Clinical: May lead to incorrect treatment planning., Regulatory: Non-compliance with cancer registry requirements., Financial: Potential for denied claims due to incomplete documentation.

Mitigation

Standardize documentation templates, Regular audits of patient records

Using C76.0 without confirming unknown primary status.

Impact

Reimbursement: May result in incorrect DRG assignment., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate cancer registry data.

Mitigation

Ensure all diagnostic tests are negative for identifying the primary site.

Primary Site Identification

Impact

Failure to document comprehensive diagnostic workup for unknown primary.

Mitigation

Implement checklist for diagnostic tests and ensure all results are documented.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with C76.0.

Head Cancer→

Primary Code

C76.0

Malignant neoplasm of head, face and neck

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ICD-10 codes4

Coding risks3

FAQs2

ICD-10 Coding for Neck Cancer(C76.0, C11.9, C79.89)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for neck cancer?

How do you code metastatic neck cancer?

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