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ICD-10 Coding for Essential Thrombocythemia(D47.3)

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

Also known as:

Primary ThrombocythemiaEssential Thrombocytosis

Related ICD-10 Code Ranges

Complete code families applicable to Essential Thrombocythemia

D47-D47.9Primary Range

Neoplasms of uncertain behavior of lymphoid, hematopoietic and related tissue

This range includes essential thrombocythemia, a myeloproliferative disorder characterized by excessive platelet production.

Other and unspecified diseases of blood and blood-forming organs

Includes secondary thrombocytosis, which must be differentiated from essential thrombocythemia.

Key Information: ICD-10 code for essential thrombocythemia

Essential facts and insights about Essential Thrombocythemia

The ICD-10 code for essential thrombocythemia is D47.3, used when confirmed by genetic testing and bone marrow biopsy.

Primary ICD-10-CM Code for essential thrombocythemia

Essential thrombocythemia
Billable Code

Decision Criteria

clinical Criteria

  • Presence of JAK2, CALR, or MPL mutation

documentation Criteria

  • Bone marrow biopsy confirming megakaryocyte hyperplasia

Applicable To

  • Primary thrombocythemia
  • Essential thrombocytosis

Excludes

  • Secondary thrombocytosis (D75.81)
  • Polycythemia vera (D45)

Clinical Validation Requirements

  • Platelet count ≥450 x10³/L
  • JAK2, CALR, or MPL mutation
  • Bone marrow biopsy showing megakaryocyte hyperplasia

Code-Specific Risks

  • Incorrectly coding secondary thrombocytosis as D47.3
  • Missing documentation of genetic mutation

Coding Notes

  • Ensure documentation specifies 'essential' or 'primary' thrombocythemia.

Ancillary Codes

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

Hemorrhagic disorder due to extrinsic circulating anticoagulants

D68.32
Use when there is a bleeding complication due to treatment of essential thrombocythemia.

Differential Codes

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

Polycythemia vera

D45
Differentiated by elevated hemoglobin levels and bone marrow findings.

Secondary thrombocytosis

D75.81
Differentiated by the presence of an underlying cause such as infection or cancer.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Essential Thrombocythemia to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code D47.3.

Impact

Clinical: May lead to misdiagnosis., Regulatory: Non-compliance with documentation standards., Financial: Potential claim denials.

Mitigation Strategy

Ensure all genetic test results are documented in the patient's chart.

Impact

Reimbursement: Incorrect coding may lead to denied claims., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data affecting patient records.

Mitigation Strategy

Verify documentation for genetic testing and bone marrow biopsy results.

Impact

Lack of documentation for genetic testing can lead to audit issues.

Mitigation Strategy

Ensure all genetic test results are included in the patient's medical record.

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

Documentation Templates for Essential Thrombocythemia

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

Diagnosis of essential thrombocythemia

Specialty: Hematology

Required Elements

  • Platelet count
  • Genetic mutation status
  • Bone marrow biopsy results

Example Documentation

Essential thrombocythemia (D47.3) confirmed by JAK2 V617F mutation and bone marrow biopsy showing megakaryocyte hyperplasia.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Thrombocytosis noted.
Good Documentation Example
Essential thrombocythemia (JAK2 V617F+) with platelet count 650 x10³/L, confirmed by bone marrow biopsy showing large, hyperlobulated megakaryocytes. No secondary causes identified.
Explanation
The good example provides specific diagnostic criteria and excludes secondary causes.

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

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