Hepatomegaly in unspecified infectious mononucleosis
B27.99 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Short description: Infectious mononucleosis, unsp with other complication
The 2023 edition of ICD-10-CM B27.99 became effective on October 1, 2022.
This is the American ICD-10-CM version of B27.99 – other international versions of ICD-10 B27.99 may differ.