B33
Header — not billableOther viral diseases, not elsewhere classified
The ICD-10 code for other viral diseases, not elsewhere classified is B33.
B33 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 6 more specific codes below.
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
- B25Cytomegaloviral diseasenon-billable header
- B26Mumpsnon-billable header
- B27Infectious mononucleosisnon-billable header
- B30Viral conjunctivitisnon-billable header
- B34Viral infection of unspecified sitenon-billable header
- B33Other viral diseases, not elsewhere classifiednon-billable header