ICD-10-CM > R00-R99 > R00-R09 > R04 R04 Hemorrhage from respiratory passages Non-Billable/Non-Specific Codes R04.0EpistaxisR04.1Hemorrhage from throatR04.2HemoptysisR04.8Hemorrhage from other sites in respiratory passagesR04.81Acute idiopathic pulmonary hemorrhage in infantsR04.89Hemorrhage from other sites in respiratory passagesR04.9Hemorrhage from respiratory passages, unspecified