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D70

⚠ Non-billable (Header)

Neutropenia

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

⚠️ This is a category header code — not billable. Use a more specific child code below.

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✅ Includes

  • • agranulocytosis
  • • decreased absolute neurophile count (ANC)

📋 Code Instructions

  • • code for any associated:
  • • fever (R50.81)

❌ Excludes1

direct

Cannot be coded with D70

  • • neutropenic splenomegaly (D73.81)
  • • transient neonatal neutropenia (P61.5)

Child Codes (7)

D70.0Congenital agranulocytosisD70.1Agranulocytosis secondary to cancer chemotherapyD70.2Other drug-induced agranulocytosisD70.3Neutropenia due to infectionD70.4Cyclic neutropeniaD70.8Other neutropeniaD70.9Neutropenia, unspecified

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Code Information

CodeD70
BillableNo — Header code
CategoryDiseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
Excludes12 rule(s)
Excludes20 note(s)
Child codes7

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)