10ICD Code Hub

D71.9

Billable code

Functional disorders of polymorphonuclear neutrophils, unspecified

The ICD-10 code for functional disorders of polymorphonuclear neutrophils, unspecified is D71.9.

Documentation support

General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.

Related codes in this category

Associated MS-DRGs

D71.9 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.

Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.