2024 ICD-10-CM Diagnosis Code B97.21

SARS-associated coronavirus as the cause of diseases classified elsewhere

• B97.21 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• Short description: SARS-associated coronavirus causing diseases classd elswhr
• The 2024 edition of ICD-10-CM B97.21 became effective on October 1, 2023.
• This is the American ICD-10-CM version of B97.21 – other international versions of ICD-10 B97.21 may differ.

Type 1 Excludes

• pneumonia due to SARS-associated coronavirus (J12.81)

The following code(s) above B97.21 contain annotation back-references

 that may be applicable to B97.21:

• A00-B99  Certain infectious and parasitic diseases
• B95-B97  Bacterial and viral infectious agents

ICD-10-CM B97.21 is grouped within Diagnostic Related Group(s) (MS-DRG v41.0):

• 865 Viral illness with mcc
• 866 Viral illness without mcc

Convert B97.21 to ICD-9-CMCode 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
• 2022 (effective 10/1/2021): No change
• 2023 (effective 10/1/2022): No change
• 2024 (effective 10/1/2023): No change

Diagnosis Index entries containing back-references to B97.21:

• Coronavirus (infection)
  • SARS-associated B97.21
• Infection, infected, infective (opportunistic) B99.9
  • coronavirus NECB34.2
    • severe acute respiratory syndrome B97.21 (SARS associated)
  • virus, viral NOSB34.9
    • as cause of disease classified elsewhereB97.89
      • coronavirusB97.29
        • SARS-associated B97.21