ICD-10-CM > S00-T88 > T80-T88 > T80 > T80.9 > T80.91 > T80.919 > T80.919A T80.919A Hemolytic transfusion reaction, unspecified incompatibility, unspecified as acute or delayed, initial encounter Billable/Specific Copy Code Copy Description Applicable To Hemolytic transfusion reaction NOS