Smallpox
Billable / specific
B03 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.
Inclusion terms
Includes
- diseases generally recognized as communicable or transmissible
- Note: In 1980 the 33rd World Health Assembly declared that smallpox had been eradicated.
- Note: The classification is maintained for surveillance purposes.
Excludes2
Not included here — may be reported together when both conditions exist.
- carrier or suspected carrier of infectious disease (Z22.-)
- certain localized infections - see body system-related chapters
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
- infectious and parasitic diseases specific to the perinatal period (P35-P39)
- influenza and other acute respiratory infections (J00-J22)
Use additional code
Add a code to identify the following, if applicable.
- code to identify resistance to antimicrobial drugs (Z16.-)
Also known as
- Alastrim
- Variola
- Varioloid
Related codes
- B00Herpesviral [herpes simplex] infectionsHeader
- B01Varicella [chickenpox]Header
- B02Zoster [herpes zoster]Header
- B04MonkeypoxBillable
- B05MeaslesHeader
- B06Rubella [German measles]Header
- B07Viral wartsHeader
- B08Other viral infections characterized by skin and mucous membrane lesions, not elsewhere classifiedHeader
- B09Unspecified viral infection characterized by skin and mucous membrane lesionsBillable