B27.0
Header — not billableGammaherpesviral mononucleosis
The ICD-10 code for gammaherpesviral mononucleosis is B27.0.
B27.0 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 4 more specific codes below.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Mononucleosis due to Epstein-Barr virus
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- B27.1Cytomegaloviral mononucleosisnon-billable header
- B27.8Other infectious mononucleosisnon-billable header
- B27.9Infectious mononucleosis, unspecifiednon-billable header
- B27.0Gammaherpesviral mononucleosisnon-billable header