What is the ICD-10 code for high white blood cells?

The ICD-10 code for unspecified elevated white blood cells is D72.829. Use this code when no specific cause is documented.

How do you document leukocytosis?

Document leukocytosis by noting the WBC count and linking it to a specific cause if known, such as an infection or inflammation.

ICD-10 Coding for High White Blood Cells(D72.829, C91.1, D72.820)

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Learn about the ICD-10 coding for high white blood cells, including documentation requirements and common pitfalls.

Also known as:

LeukocytosisElevated WBC

Related ICD-10 Code Ranges

Complete code families applicable to High White Blood Cells

D50-D89Primary Range

Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

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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
D72.829	Elevated white blood cell count, unspecified	Use when elevated WBC is noted without a specific cause documented.	WBC >11 000/mm³ with no documented etiology
D72.820	Lymphocytosis (symptomatic)	Use when lymphocytosis is symptomatic and documented.	Absolute lymphocyte count >4 000/mm³ with symptoms

Primary ICD-10-CM Codes

Elevated white blood cell count, unspecified

D72.829Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Lymphocytosis (symptomatic)D72.820

Use when lymphocyte count is elevated with symptoms.

Elevated white blood cell count, unspecifiedD72.829

Use when no specific type of leukocytosis is documented.

Documentation & Coding Risks

Avoid these common issues when documenting High White Blood Cells.

Failing to document the cause of leukocytosis.

Impact

Clinical: May lead to misdiagnosis or inappropriate treatment., Regulatory: Non-compliance with documentation standards., Financial: Potential loss of reimbursement due to incorrect coding.

Mitigation

Always document the suspected or confirmed cause of leukocytosis., Use templates to ensure completeness.

Using D72.829 when a specific cause is documented.

Impact

Reimbursement: May lead to incorrect DRG assignment and affect reimbursement., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation

Code the specific condition causing leukocytosis first, then use D72.829 if needed.

Unspecified coding

Impact

Frequent use of unspecified codes without proper documentation.

Mitigation

Implement regular audits and provider education.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with D72.829.

Primary Code

D72.829

Elevated white blood cell count, unspecified

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ICD-10 codes6

Coding risks3

FAQs2

ICD-10 Coding for High White Blood Cells(D72.829, C91.1, D72.820)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for high white blood cells?

How do you document leukocytosis?

Related condition guides