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ICD-10-CM · FY 2026 APRIL UPDATE

T80.4

Rh incompatibility reaction due to transfusion of blood or blood products

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
T80.40Rh incompatibility reaction due to transfusion of blood or blood products, unspecifiedCategory
T80.40XARh incompatibility reaction due to transfusion of blood or blood products, unspecified, initial encounterBillable
T80.40XDRh incompatibility reaction due to transfusion of blood or blood products, unspecified, subsequent encounterBillable
T80.40XSRh incompatibility reaction due to transfusion of blood or blood products, unspecified, sequelaBillable
T80.41Rh incompatibility with hemolytic transfusion reactionCategory
T80.410Rh incompatibility with acute hemolytic transfusion reactionCategory
T80.410ARh incompatibility with acute hemolytic transfusion reaction, initial encounterBillable
T80.410DRh incompatibility with acute hemolytic transfusion reaction, subsequent encounterBillable
T80.410SRh incompatibility with acute hemolytic transfusion reaction, sequelaBillable
T80.411Rh incompatibility with delayed hemolytic transfusion reactionCategory
T80.411ARh incompatibility with delayed hemolytic transfusion reaction, initial encounterBillable
T80.411DRh incompatibility with delayed hemolytic transfusion reaction, subsequent encounterBillable
T80.411SRh incompatibility with delayed hemolytic transfusion reaction, sequelaBillable
T80.419Rh incompatibility with hemolytic transfusion reaction, unspecifiedCategory
T80.419ARh incompatibility with hemolytic transfusion reaction, unspecified, initial encounterBillable
T80.419DRh incompatibility with hemolytic transfusion reaction, unspecified, subsequent encounterBillable
T80.419SRh incompatibility with hemolytic transfusion reaction, unspecified, sequelaBillable
T80.49Other Rh incompatibility reaction due to transfusion of blood or blood productsCategory
T80.49XAOther Rh incompatibility reaction due to transfusion of blood or blood products, initial encounterBillable
T80.49XDOther Rh incompatibility reaction due to transfusion of blood or blood products, subsequent encounterBillable
T80.49XSOther Rh incompatibility reaction due to transfusion of blood or blood products, sequelaBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.