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ICD-10-CM Codes
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A00-B99
Certain infectious and parasitic diseases
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B00-B09
Viral infections characterized by skin and mucous membrane lesions
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B08-
Other viral infections characterized by skin and mucous membrane lesions, not elsewhere classified
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2021 ICD-10-CM Diagnosis Code B08.21
2021 ICD-10-CM Diagnosis Code B08.21
Exanthema subitum [sixth disease] due to human herpesvirus 6
2016 2017 2018 2019 2020 2021 Billable/Specific Code Pediatric Dx (0-17 years)
- B08.21 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2021 edition of ICD-10-CM B08.21 became effective on October 1, 2020.
- This is the American ICD-10-CM version of B08.21 - other international versions of ICD-10 B08.21 may differ.
ICD-10-CM Coding Rules
- B08.21 is applicable to pediatric patients aged 0 - 17 years inclusive.
Applicable To- Roseola infantum due to human herpesvirus 6
The following code(s) above
B08.21 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
B08.21:
- A00-B99
2021 ICD-10-CM Range A00-B99
Certain infectious and parasitic diseasesIncludes- diseases generally recognized as communicable or transmissible
Type 1 Excludes- certain localized infections - see body system-related chapters
Type 2 Excludes- carrier or suspected carrier of infectious disease (Z22.-)
- 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 to identify resistance to antimicrobial drugs (Z16.-)
- B08
ICD-10-CM Diagnosis Code B08
Other viral infections characterized by skin and mucous membrane lesions, not elsewhere classified
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
Type 1 Excludes- vesicular stomatitis virus disease (A93.8)
- B08.2
ICD-10-CM Diagnosis Code B08.2
Exanthema subitum [sixth disease]
2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
- Roseola infantum (hhv 6)
- Roseola infantum due to human herpesvirus 6
ICD-10-CM B08.21 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
- 791 Prematurity with major problems
- 793 Full term neonate with major problems
- 865 Viral illness with mcc
- 866 Viral illness without mcc
Convert B08.21 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- Disease, diseased - see also Syndrome
- sixth B08.20
ICD-10-CM Diagnosis Code B08.20
Exanthema subitum [sixth disease], unspecified
2016 2017 2018 2019 2020 2021 Billable/Specific Code Pediatric Dx (0-17 years)
Applicable To- Roseola infantum, unspecified
- due to human herpesvirus 6 B08.21
- Exanthem, exanthema - see also Rash
- subitum B08.20
ICD-10-CM Diagnosis Code B08.20
Exanthema subitum [sixth disease], unspecified
2016 2017 2018 2019 2020 2021 Billable/Specific Code Pediatric Dx (0-17 years)
Applicable To- Roseola infantum, unspecified
- due to human herpesvirus 6 B08.21
- Roseola B09
ICD-10-CM Diagnosis Code B09
Unspecified viral infection characterized by skin and mucous membrane lesions
2016 2017 2018 2019 2020 2021 Billable/Specific Code
Applicable To- Viral enanthema NOS
- Viral exanthema NOS
- infantum B08.20
ICD-10-CM Diagnosis Code B08.20
Exanthema subitum [sixth disease], unspecified
2016 2017 2018 2019 2020 2021 Billable/Specific Code Pediatric Dx (0-17 years)
Applicable To- Roseola infantum, unspecified
- due to human herpesvirus 6 B08.21
- Sixth disease B08.20
ICD-10-CM Diagnosis Code B08.20
Exanthema subitum [sixth disease], unspecified
2016 2017 2018 2019 2020 2021 Billable/Specific Code Pediatric Dx (0-17 years)
Applicable To- Roseola infantum, unspecified
- due to human herpesvirus 6 B08.21
ICD-10-CM Codes Adjacent To B08.21
B08.01 Cowpox and vaccinia not from vaccine
B08.03 Pseudocowpox [milker's node]
B08.04 Paravaccinia, unspecified
B08.09 Other orthopoxvirus infections
B08.1 Molluscum contagiosum
B08.2 Exanthema subitum [sixth disease]
B08.21
…… due to human herpesvirus 6
B08.22 …… due to human herpesvirus 7
B08.3 Erythema infectiosum [fifth disease]
B08.4 Enteroviral vesicular stomatitis with exanthem
B08.5 Enteroviral vesicular pharyngitis
B08.6 Parapoxvirus infections
B08.60 Parapoxvirus infection, unspecified
B08.69 Other parapoxvirus infections
B08.7 Yatapoxvirus infections
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
