ICD-10 Coding for History of Leukemia(Z85.71, Z85.79)
Complete ICD-10-CM coding and documentation guide for History of Leukemia. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to History of Leukemia
Z85.71-Z85.79Primary Range
Personal history of malignant neoplasms of lymphoid, hematopoietic and related tissues
This range includes codes for personal history of leukemia and other related neoplasms, indicating resolved conditions without current treatment.
Code Comparison: When to Use Each Code
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| Z85.71 | Personal history of leukemia | Use when leukemia is resolved, with no active treatment or evidence of disease. |
|
| Z85.79 | Personal history of other malignant neoplasms of lymphoid, hematopoietic and related tissues | Use for history of resolved lymphoid or hematopoietic neoplasms other than leukemia. |
|
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 leukemia
Essential facts and insights about History of Leukemia
Primary ICD-10-CM Codes for history of leukemia
Decision Criteria
clinical Criteria
- No active treatment or evidence of leukemia
documentation Criteria
- Explicit statement of resolved leukemia with normal lab results
Applicable To
- History of chronic lymphocytic leukemia (CLL)
- History of acute lymphoblastic leukemia (ALL)
Clinical Validation Requirements
- No current evidence of disease (normal CBC/differential, no circulating blasts)
- No active treatment directed at leukemia
Code-Specific Risks
- Confusion with remission codes (C91.1-)
- Inadequate documentation of resolved status
Coding Notes
- Ensure documentation clearly states leukemia is resolved with no current treatment.
Z85.79 - Personal history of other malignant neoplasms of lymphoid, hematopoietic and related tissues
Use for history of resolved lymphoid or hematopoietic neoplasms other than leukemia.
Applicable To
- History of lymphoma
Excludes
- Active lymphoma (C81-C85)
Clinical Validation Requirements
- Resolved status of non-leukemia hematopoietic neoplasms
Coding Notes
Ensure differentiation from active or remission states.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Encounter for follow-up examination after completed treatment for malignant neoplasm
Z08Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting History of Leukemia to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code Z85.71.
Impact
Clinical: Misrepresentation of patient's current health status., Regulatory: Potential for audit discrepancies., Financial: Incorrect billing leading to denied claims.
Mitigation Strategy
Review patient history and current status before coding.
Impact
Reimbursement: Incorrect coding can lead to improper reimbursement., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate patient records affecting data quality.
Mitigation Strategy
Verify if the leukemia is truly resolved or still in remission.
Impact
Using remission codes for resolved cases can trigger audits.
Mitigation Strategy
Ensure documentation clearly differentiates resolved from remission status.
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 Leukemia, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for History of Leukemia
Use these documentation templates to ensure complete and accurate documentation for History of Leukemia. These templates include all required elements for proper coding and billing.
Oncology follow-up visit
Specialty: OncologyRequired Elements
- Patient history
- Treatment timeline
- Current lab results
- Follow-up plan
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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