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D75.839

✓ Billable

Thrombocytosis, unspecified

Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)

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Also Known As

Thrombocythemia NOSThrombocytosis NOS

⚠️ Excludes2

inherited from D75.83

Rules from parent category D75.83: Thrombocytosis

  • • essential thrombocythemia (D47.3)

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Code Information

CodeD75.839
BillableYes
ParentD75.83
CategoryDiseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
Excludes10 rule(s)
Excludes21 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)