2025 ICD-10-CM Diagnosis Code I01.8

Other acute rheumatic heart disease

• I01.8 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2025 edition of ICD-10-CM I01.8 became effective on October 1, 2024.
• This is the American ICD-10-CM version of I01.8 – other international versions of ICD-10 I01.8 may differ.

Applicable To

• Any condition in I00 with other or multiple types of heart involvement
• Acute rheumatic pancarditis

The following code(s) above I01.8 contain annotation back-references

 that may be applicable to I01.8:

• I00-I99  Diseases of the circulatory system
• I01  Rheumatic fever with heart involvement

Approximate Synonyms

• Acute rheumatic pancarditis

ICD-10-CM I01.8 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):

• 314 Other circulatory system diagnoses with mcc
• 315 Other circulatory system diagnoses with cc
• 316 Other circulatory system diagnoses without cc/mcc

Convert I01.8 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
• 2025 (effective 10/1/2024): No change

Diagnosis Index entries containing back-references to I01.8:

• ArteritisI77.6
  • coronary (artery) I25.89
    • rheumatic I01.8
• Disease, diseased – see also Syndrome
  • heart (organic) I51.9
    • with
      • rheumatic fever (conditions in I00)
        • activeI01.9
          • specified NEC I01.8
• Failure, failed
  • heart (acute) (senile) (sudden) I50.9
    • congestiveI50.9
      • with rheumatic fever (conditions in I00)
        • active I01.8
      • rheumatic (chronic) (inactive) (with chorea) I09.81
        • active or acute I01.8
  • ventricularI50.9 – see also Failure, heart
    • leftI50.1 – see also Failure, heart, left
      • with rheumatic fever (conditions in I00)
        • active I01.8
      • rheumatic (chronic) (inactive) (with chorea) I09.81
        • active or acute I01.8
• Hypertrophy, hypertrophic
  • cardiac (chronic) (idiopathic) I51.7
    • with rheumatic fever (conditions in I00)
      • active I01.8
    • rheumatic (with chorea) I09.89
      • active or acute I01.8
• Pancarditis (acute) (chronic) I51.89
  • rheumaticI09.89
    • active or acute I01.8
• Rheumatic (acute) (subacute)
  • pancarditis, acute I01.8
  • coronary arteritis I01.8