2026
ICD-10-CM
Diagnosis
Code

B27 Infectious mononucleosis

  • Non-billable
  • 2016–2026

B27 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Infectious mononucleosis.

Includes

  • Glandular fever

  • Monocytic angina

  • Pfeiffer's disease

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