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Home/Diagnosis/ICD-10 Coding for Reactive Thrombocytosis

ICD-10 Coding for Reactive Thrombocytosis

D75.81

Complete ICD-10-CM coding and documentation guide for icd-10 coding for reactive thrombocytosis includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Secondary Thrombocytosis
Thrombocytosis due to underlying condition
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Key Information: ICD-10 Coding for Reactive Thrombocytosis

Essential facts and insights about ICD-10 Coding for Reactive Thrombocytosis

Use ICD-10 code D75.81 for other specified diseases of blood and blood-forming organs | secondary thrombocytosis, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Other specified diseases of blood and blood-forming organs | Secondary thrombocytosis

Billable Code
D75.81
Billable

Diagnostic Criteria

clinical:
  • • Platelet count >450,000/microL with elevated CRP and absence of primary markers.
documentation:
  • • Documented as secondary to a specific condition.

Applicable To

  • • Reactive thrombocytosis

Important Notes

  • • Ensure documentation specifies 'reactive' or 'secondary' thrombocytosis.
Ancillary Codes

Additional codes that may be used with this diagnosis

D50.9

Iron deficiency anemia

Use when thrombocytosis is secondary to iron deficiency anemia.

Frequently Asked Questions

What is the ICD-10 code for reactive thrombocytosis?

The ICD-10 code for reactive thrombocytosis is D75.81, used when thrombocytosis is secondary to another condition.

How do you code thrombocytosis secondary to anemia?

Code the anemia first (e.g., D50.9 for iron deficiency anemia), followed by D75.81 for reactive thrombocytosis.

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