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ICD-10 Coding for High Platelet Count(D47.3, D75.838)

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

Also known as:

ThrombocytosisThrombocythemia

Related ICD-10 Code Ranges

Complete code families applicable to High Platelet Count

D47-D75Primary Range

Diseases of the blood and blood-forming organs

This range includes codes for various blood disorders, including thrombocytosis.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
D47.3Essential thrombocythemiaUse when essential thrombocythemia is confirmed by clinical and laboratory findings.
  • Platelet count >450,000/µL
  • JAK2 mutation positive
  • Bone marrow biopsy confirmation
D75.838Other thrombocytosisUse for thrombocytosis secondary to another condition, such as post-splenectomy.
  • Platelet count >450,000/µL
  • Evidence of reactive cause (e.g., infection, inflammation)

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 high platelet count

Essential facts and insights about High Platelet Count

The ICD-10 code for high platelet count is D47.3 for essential thrombocythemia and D75.838 for secondary thrombocytosis.

Primary ICD-10-CM Codes for high platelet count

Essential thrombocythemia
Billable Code

Decision Criteria

clinical Criteria

  • JAK2 mutation positive and bone marrow biopsy confirms clonal disorder.

Applicable To

  • Primary thrombocytosis

Excludes

Clinical Validation Requirements

  • Platelet count >450,000/µL
  • JAK2 mutation positive
  • Bone marrow biopsy confirmation

Code-Specific Risks

  • Misclassification if secondary causes are not ruled out.

Coding Notes

  • Ensure documentation specifies 'essential' or 'primary' to use this code.

Ancillary Codes

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

Encounter for chemotherapy

Z51.1
Use when chemotherapy is the primary reason for encounter.

Acquired absence of spleen

Z90.81
Use when thrombocytosis is due to post-splenectomy.

Differential Codes

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

Other thrombocytosis

D75.838
Use for secondary causes of thrombocytosis, such as post-splenectomy.

Essential thrombocythemia

D47.3
Use when thrombocytosis is primary and not due to another condition.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting High Platelet Count 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 inappropriate treatment., Regulatory: Non-compliance with coding standards., Financial: Potential loss of reimbursement.

Mitigation Strategy

Educate clinicians on documentation requirements., Implement documentation checklists.

Impact

Reimbursement: May affect DRG assignments and reimbursement., Compliance: Non-compliance with coding guidelines., Data Quality: Decreases accuracy of health records.

Mitigation Strategy

Query the provider for clarification on whether it's primary or secondary.

Impact

Using unspecified codes without proper documentation.

Mitigation Strategy

Ensure documentation specifies the type of thrombocytosis.

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 High Platelet Count, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for High Platelet Count

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

Post-splenectomy thrombocytosis

Specialty: Hematology

Required Elements

  • Platelet count
  • Spleen status
  • Underlying condition

Example Documentation

Patient presents with thrombocytosis post-splenectomy. Platelet count is 600,000/µL. Diagnosis: Secondary thrombocytosis (D75.838).

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has high platelets.
Good Documentation Example
Patient has thrombocytosis secondary to splenectomy. Platelet count: 600,000/µL.
Explanation
The good example specifies the cause and provides lab data.

Need help with ICD-10 coding for High Platelet Count? Ask your questions below.

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