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ICD-10 Coding for Polycythemia(D45, D75.1)

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

Also known as:

Polycythemia veraSecondary polycythemia

Related ICD-10 Code Ranges

Complete code families applicable to Polycythemia

D45-D47Primary Range

Myeloproliferative diseases

This range includes codes for polycythemia vera and related myeloproliferative disorders.

Other diseases of blood and blood-forming organs

This range includes codes for secondary polycythemia and other related conditions.

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 clinical and laboratory findings.
  • JAK2 V617F mutation
  • Elevated RBC mass
  • Low serum EPO
D75.1Secondary polycythemiaUse when polycythemia is secondary to another condition such as hypoxia or tumors.
  • Elevated EPO
  • Absence of JAK2 mutation

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 polycythemia vera

Essential facts and insights about Polycythemia

The ICD-10 code for polycythemia vera is D45, used when confirmed by clinical findings like JAK2 mutation.

Primary ICD-10-CM Codes for polycythemia

Polycythemia vera
Billable Code

Decision Criteria

clinical Criteria

  • JAK2 V617F mutation positive

documentation Criteria

  • Documented low serum EPO

Applicable To

  • Primary polycythemia

Excludes

  • Familial polycythemia (D75.0)
  • Secondary polycythemia (D75.1)

Clinical Validation Requirements

  • JAK2 V617F mutation
  • Elevated RBC mass
  • Low serum EPO

Code-Specific Risks

  • Misclassification without JAK2 confirmation

Coding Notes

  • Ensure JAK2 mutation testing is documented.

Ancillary Codes

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

Chronic myeloproliferative disease

D47.1
Use if PV evolves into myelofibrosis.

Differential Codes

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

Secondary polycythemia

D75.1
Presence of underlying conditions like hypoxia or renal tumors, elevated EPO, absence of JAK2 mutation.

Polycythemia vera

D45
JAK2 mutation positive, low EPO.

Documentation & Coding Risks

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

Impact

Clinical: Misdiagnosis of polycythemia type., Regulatory: Non-compliance with documentation standards., Financial: Potential for incorrect billing and reimbursement.

Mitigation Strategy

Ensure JAK2 testing is part of diagnostic workup., Include mutation status in documentation.

Impact

Reimbursement: Incorrect reimbursement due to misclassification., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Ensure JAK2 testing is documented before coding D45.

Impact

Risk of incorrect coding due to lack of specific documentation.

Mitigation Strategy

Implement thorough documentation practices and regular audits.

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

Documentation Templates for Polycythemia

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

Polycythemia vera diagnosis

Specialty: Hematology

Required Elements

  • Patient symptoms
  • JAK2 mutation status
  • EPO levels
  • Hematocrit and hemoglobin levels

Example Documentation

Patient presents with headache, dizziness, and facial redness. Labs: Hb 20 g/dL, Hct 55%, platelets 600k/µL. Testing: JAK2 V617F+, EPO <2 mIU/mL. Imaging: Splenomegaly on abdominal ultrasound. Assessment: Polycythemia vera (D45) confirmed.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Polycythemia noted.
Good Documentation Example
Polycythemia vera confirmed with JAK2 V617F mutation and low EPO.
Explanation
The good example provides specific clinical findings and confirms the diagnosis with appropriate testing.

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

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