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ICD-10 Coding for Lymphopenia(D72.810)

Complete ICD-10-CM coding and documentation guide for Lymphopenia. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

LymphocytopeniaDecreased lymphocyte count

Related ICD-10 Code Ranges

Complete code families applicable to Lymphopenia

D70-D77Primary Range

Other disorders of blood and blood-forming organs

This range includes disorders related to white blood cells, including lymphopenia.

Key Information: ICD-10 code for lymphopenia

Essential facts and insights about Lymphopenia

The ICD-10 code for lymphopenia is D72.810, used for decreased lymphocyte counts.

Primary ICD-10-CM Code for lymphopenia

Lymphocytopenia
Billable Code

Decision Criteria

clinical Criteria

  • ALC <1000/mcL with documented etiology

documentation Criteria

  • Specify underlying cause and ALC value

Applicable To

  • Lymphopenia

Excludes

Clinical Validation Requirements

  • Absolute lymphocyte count (ALC) <1000/mcL in adults
  • Flow cytometry results showing decreased lymphocyte subpopulations

Code-Specific Risks

  • Incorrectly coding as D75 instead of D72.810
  • Failure to document underlying cause

Coding Notes

  • Ensure documentation specifies the absolute lymphocyte count and any underlying conditions.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

HIV disease

B20
Use when lymphopenia is associated with HIV.

Adverse effect of antineoplastic/immunosuppressive drugs

T45.1x5A
Use for drug-induced lymphopenia, such as from chemotherapy.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Decreased white blood cell count, unspecified

D72.819
Use when specific lymphocyte testing is unavailable.

Immunodeficiency, unspecified

D80.9
Use when lymphopenia is part of a broader immune dysfunction.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Lymphopenia to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code D72.810.

Impact

Clinical: Inadequate treatment planning., Regulatory: Non-compliance with coding guidelines., Financial: Potential claim denials.

Mitigation Strategy

Always query for underlying conditions., Ensure lab results are included in documentation.

Impact

Reimbursement: Incorrect coding may lead to denied claims., Compliance: Non-compliance with ICD-10 coding standards., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Verify current ICD-10 codes and use D72.810 for lymphocytopenia.

Impact

Failure to document underlying cause can lead to audit issues.

Mitigation Strategy

Ensure all documentation includes a clear etiology for lymphopenia.

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 Lymphopenia, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Lymphopenia

Use these documentation templates to ensure complete and accurate documentation for Lymphopenia. These templates include all required elements for proper coding and billing.

HIV-associated lymphopenia

Specialty: Infectious Disease

Required Elements

  • Patient's HIV status
  • Absolute lymphocyte count
  • Flow cytometry results

Example Documentation

Patient with HIV (B20) presents with lymphopenia. ALC is 600/mcL. Flow cytometry confirms CD4+ T-cell depletion.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Low lymphocytes noted.
Good Documentation Example
Lymphocyte count 700/mcL, flow cytometry shows CD4+ T-cell depletion.
Explanation
The good example provides specific lab values and test results, supporting the diagnosis.

Need help with ICD-10 coding for Lymphopenia? Ask your questions below.

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