ICD-9 464.4 is a legacy non-billable code used to specify a medical diagnosis of croup. This code was replaced on September 30, 2015 by its ICD-10 equivalent.
ICD-9-CM 464.4 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 464.4 should only be used for claims with a date of service on or before September 30, 2015.
Croup is characterized by a barking cough, hoarseness, and persistent inspiratory stridor (a high-pitched breathing sound). It occurs chiefly in infants and children.
Inflammation involving the glottis or vocal cords and the subglottic larynx. Croup is characterized by a barking cough, hoarseness, and persistent inspiratory stridor (a high-pitched breathing sound). It occurs chiefly in infants and children. ICD-10-CM J05.0 is grouped within Diagnostic Related Group (s) (MS-DRG v37.0):
J05 Acute obstructive laryngitis [croup] and epiglottitis.
R05. 9 (Cough, unspecified)
2012 ICD-9-CM Diagnosis Code 790.99 : Other nonspecific findings on examination of blood.
U09. Additional code that can be used to describe a condition's association with COVID-19. The code should not be used in case of ongoing COVID-19. U09. 9 should not be selected as the main ICU diagnosis.
R05. 9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2022 edition of ICD-10-CM R05.
The International Classification of Diseases Clinical Modification, 9th Revision (ICD-9 CM) is a list of codes intended for the classification of diseases and a wide variety of signs, symptoms, abnormal findings, complaints, social circumstances, and external causes of injury or disease.
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ICD-9-CM is the official system of assigning codes to diagnoses and procedures associated with hospital utilization in the United States. The ICD-9 was used to code and classify mortality data from death certificates until 1999, when use of ICD-10 for mortality coding started.
SIGNS AND SYMPTOMS and where a definitive diagnosis has not been established, assign the Cough R05 Shortness of breath R06. 02 Fever, unspecified R50.
9: Fever, unspecified.
89.
R05 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail. The 2022 edition of ICD-10-CM R05 became effective on October 1, 2021. This is the American ICD-10-CM version of R05 - other international versions of ICD-10 R05 may differ.