Exanthema subitum [sixth disease] due to human herpesvirus 6
Billable / specific
B08.21 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.
Inclusion terms
Applicable to
- Roseola infantum due to human herpesvirus 6
Includes (from B08)
- diseases generally recognized as communicable or transmissible
Excludes1
Not coded here — never report together with this code.
Excludes2
Not included here — may be reported together when both conditions exist.
- carrier or suspected carrier of infectious disease (Z22.-) (from B08)
- certain localized infections - see body system-related chapters (from B08)
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-) (from B08)
- infectious and parasitic diseases specific to the perinatal period (P35-P39) (from B08)
- influenza and other acute respiratory infections (J00-J22) (from B08)
Use additional code
Add a code to identify the following, if applicable.
Also known as
- Roseola infantum due to human herpesvirus 6
- Disease, diseased, sixth, due to human herpesvirus 6
- Exanthem, exanthema, subitum, due to human herpesvirus 6
- Roseola, infantum, due to human herpesvirus 6
- Sixth disease, due to human herpesvirus 6
Parent code
- B08.2Exanthema subitum [sixth disease]Header