All ICD10 Codes

D71.9

Billable
ChapterD50–D89
Ranksubcategory
Official Description

Functional disorders of polymorphonuclear neutrophils, unspecified

Metadata & Insights
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 3: Diseases of the Blood and Blood-Forming Organs (D50-D89).
General instructions are available for the parent sections:
View CH3 Notes

Clinical Hierarchy

BillableHas subcodes
CH3Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
D70-D77Other disorders of blood and blood-forming organs (D70-D77)
D71Functional disorders of polymorphonuclear neutrophils
D71.9Functional disorders of polymorphonuclear neutrophils, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to D71.9:

chapterCH3
Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
View context instructions

Code History

  • FY 2025: This code replaced D71 (Functional disorders of polymorphonuclear neutrophils)

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 808
Major Hematological and Immunological Diagnoses Except Sickle Cell Crisis and Coagulation Disorders with MCC
DRG 809
Major Hematological and Immunological Diagnoses Except Sickle Cell Crisis and Coagulation Disorders with CC
DRG 810
Major Hematological and Immunological Diagnoses Except Sickle Cell Crisis and Coagulation Disorders without CC/MCC

Cross Reference

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