ICD-9-CM 485 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 485 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
Inflammation of the lung parenchyma that is associated with bronchitis, usually involving lobular areas from terminal bronchioles to the pulmonary alveoli. The affected areas become filled with exudate that forms consolidated patches