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ICD-10 Coding for Elevated Red Blood Cell(D45, D75.1, R71.8)

Complete ICD-10-CM coding and documentation guide for Elevated Red Blood Cell. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

PolycythemiaErythrocytosis

Related ICD-10 Code Ranges

Complete code families applicable to Elevated Red Blood Cell

D45-D47Primary Range

Myeloproliferative diseases

Includes primary polycythemia vera and related disorders.

Other and unspecified diseases of blood and blood-forming organs

Covers secondary polycythemia and other blood disorders.

Abnormal findings on examination of blood, without diagnosis

Includes unspecified abnormalities of red blood cells.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
D45Polycythemia veraUse when polycythemia vera is confirmed by genetic testing and clinical criteria.
  • JAK2 V617F mutation
  • Hemoglobin >16.5 g/dL (men) or >16.0 g/dL (women)
  • Bone marrow biopsy showing panmyelosis
D75.1Secondary polycythemiaUse when polycythemia is secondary to another condition like COPD.
  • Erythropoietin level >30 mIU/mL
  • Chronic hypoxia confirmed by ABG or pulse oximetry
R71.8Other specified abnormality of red blood cellsUse when elevated RBCs are noted but no specific cause is identified.
  • Exclusion of primary and secondary causes
  • Consistent elevated RBC count without specific diagnosis

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 elevated red blood cells

Essential facts and insights about Elevated Red Blood Cell

The ICD-10 code for elevated red blood cells without a specific cause is R71.8. For polycythemia vera, use D45, and for secondary polycythemia, use D75.1.

Primary ICD-10-CM Codes for elevated red blood cell

Polycythemia vera
Billable Code

Decision Criteria

clinical Criteria

  • Presence of JAK2 mutation and elevated hemoglobin levels.

Applicable To

  • Primary polycythemia

Excludes

  • Secondary polycythemia (D75.1)

Clinical Validation Requirements

  • JAK2 V617F mutation
  • Hemoglobin >16.5 g/dL (men) or >16.0 g/dL (women)
  • Bone marrow biopsy showing panmyelosis

Code-Specific Risks

  • Incorrectly coding secondary causes as primary polycythemia.

Coding Notes

  • Ensure JAK2 mutation and other clinical criteria are documented.

Ancillary Codes

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

Elevated blood pressure reading, without diagnosis of hypertension

R03.0
Use when elevated blood pressure is noted without a formal hypertension diagnosis.

Chronic obstructive pulmonary disease, unspecified

J44.9
Use when COPD is the underlying cause of secondary polycythemia.

Differential Codes

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

Secondary polycythemia

D75.1
Caused by external factors like chronic hypoxia or tumors.

Polycythemia vera

D45
Primary disorder with genetic mutation.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Elevated Red Blood Cell to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code D45.

Impact

Clinical: May lead to inappropriate treatment plans., Regulatory: Non-compliance with documentation standards., Financial: Potential for denied claims due to insufficient documentation.

Mitigation Strategy

Always investigate and document the underlying cause., Use specific codes for underlying conditions.

Impact

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

Mitigation Strategy

Use D45 or D75.1 when specific criteria for these conditions are met.

Impact

Risk of audits due to incorrect differentiation between primary and secondary causes.

Mitigation Strategy

Implement thorough documentation practices and regular coder training.

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 Elevated Red Blood Cell, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Elevated Red Blood Cell

Use these documentation templates to ensure complete and accurate documentation for Elevated Red Blood Cell. These templates include all required elements for proper coding and billing.

Polycythemia Vera Diagnosis

Specialty: Hematology

Required Elements

  • JAK2 mutation status
  • Hemoglobin and hematocrit levels
  • Bone marrow biopsy results

Example Documentation

Patient presents with JAK2 V617F mutation, hemoglobin 17.2 g/dL, and splenomegaly. Bone marrow biopsy confirms panmyelosis.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Elevated RBC count noted.
Good Documentation Example
JAK2 V617F mutation confirmed. Hemoglobin 17.2 g/dL. Bone marrow biopsy shows panmyelosis.
Explanation
The good example provides specific diagnostic criteria and test results, supporting the diagnosis of polycythemia vera.

Need help with ICD-10 coding for Elevated Red Blood Cell? Ask your questions below.

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