ICD-10 Coding for History of Thyroid Lymphoma with Excision(Z85.850, C73)
Complete ICD-10-CM coding and documentation guide for History of Thyroid Lymphoma with Excision. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to History of Thyroid Lymphoma with Excision
Z85-Z92Primary Range
Personal history of malignant neoplasms
This range includes codes for personal history of malignant neoplasms, which is relevant for patients with a history of thyroid lymphoma post-excision.
Malignant neoplasms of thyroid and other endocrine glands
This range includes codes for active malignant neoplasms of the thyroid, relevant if the lymphoma is active or recurrent.
Code Comparison: When to Use Each Code
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| Z85.850 | Personal history of malignant neoplasm of thyroid | Use when the patient has completed treatment for thyroid lymphoma and is in remission. |
|
| C73 | Malignant neoplasm of thyroid gland | Use when the patient is undergoing active treatment or has evidence of disease. |
|
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 history of thyroid lymphoma
Essential facts and insights about History of Thyroid Lymphoma with Excision
Primary ICD-10-CM Codes for history of thyroid lymphoma with excision
Decision Criteria
clinical Criteria
- Patient has completed treatment and is in remission.
coding Criteria
- No active treatment is ongoing.
documentation Criteria
- Pathology and imaging confirm no residual disease.
Applicable To
- History of thyroid lymphoma
Excludes
- Active thyroid cancer (C73)
Clinical Validation Requirements
- Pathology report confirming complete excision
- Imaging showing no residual disease
- No ongoing treatment
Code-Specific Risks
- Incorrectly using this code for active disease
Coding Notes
- Ensure documentation clearly states the patient is in remission with no evidence of disease.
C73 - Malignant neoplasm of thyroid gland
Use when the patient is undergoing active treatment or has evidence of disease.
Applicable To
- Active thyroid lymphoma
Excludes
- History of thyroid lymphoma (Z85.850)
Clinical Validation Requirements
- Biopsy confirming active disease
- Ongoing treatment such as chemotherapy
Coding Notes
Ensure active treatment or evidence of disease is documented.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Differential Codes
Alternative codes to consider when ruling out similar conditions to the primary diagnosis.
Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting History of Thyroid Lymphoma with Excision to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code Z85.850.
Impact
Clinical: Incomplete patient follow-up record., Regulatory: Non-compliance with coding standards., Financial: Potential loss of reimbursement for follow-up care.
Mitigation Strategy
Always pair Z85.850 with Z08 for follow-up visits.
Impact
Reimbursement: Incorrect reimbursement for active treatment., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate patient records.
Mitigation Strategy
Verify remission status and use C73 if active treatment is ongoing.
Impact
Failure to document remission accurately.
Mitigation Strategy
Ensure all remission criteria are documented.
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 Thyroid Lymphoma with Excision, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for History of Thyroid Lymphoma with Excision
Use these documentation templates to ensure complete and accurate documentation for History of Thyroid Lymphoma with Excision. These templates include all required elements for proper coding and billing.
Post-treatment follow-up
Specialty: EndocrinologyRequired Elements
- Remission status
- Follow-up plan
- Current medications
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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