1. ICD-10-CM Codes
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2. I00-I99 Diseases of the circulatory system
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3. I00-I02 Acute rheumatic fever
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4. I01- Rheumatic fever with heart involvement
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2019 ICD-10-CM Diagnosis Code I01.2

Acute rheumatic myocarditis

2016 2017 2018 2019 Billable/Specific Code

• I01.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• The 2019 edition of ICD-10-CM I01.2 became effective on October 1, 2018.
• This is the American ICD-10-CM version of I01.2 - other international versions of ICD-10 I01.2 may differ.

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

Convert I01.2 to ICD-9-CM

• 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

• Type 1 Excludes: I40
  ICD-10-CM Diagnosis Code I40

  Acute myocarditis

  2016 2017 2018 2019 Non-Billable/Non-Specific Code

  Includes

  • subacute myocarditis

  Type 1 Excludes

  • acute rheumatic myocarditis (I01.2)

• Degeneration, degenerative
  • myocardial, myocardium (fatty) (hyaline) (senile) I51.5
    ICD-10-CM Diagnosis Code I51.5

    Myocardial degeneration

    2016 2017 2018 2019 Billable/Specific Code

    Applicable To

    • Fatty degeneration of heart or myocardium
    • Myocardial disease
    • Senile degeneration of heart or myocardium
    • with rheumatic fever (conditions in I00) I09.0
      ICD-10-CM Diagnosis Code I09.0

      Rheumatic myocarditis

      2016 2017 2018 2019 Billable/Specific Code

      Type 1 Excludes

      • myocarditis not specified as rheumatic (I51.4)
      • active, acute or subacute I01.2
• Insufficiency, insufficient
  • myocardial, myocardium (with arteriosclerosis) I50.9
    - see also Failure, heart
    ICD-10-CM Diagnosis Code I50.9

    Heart failure, unspecified

    2016 2017 2018 2019 Billable/Specific Code

    Applicable To

    • Cardiac, heart or myocardial failure NOS
    • Congestive heart disease
    • Congestive heart failure NOS

    Type 2 Excludes

    • fluid overload (E87.70)
    • with
      • rheumatic fever (conditions in I00) I09.0
        ICD-10-CM Diagnosis Code I09.0

        Rheumatic myocarditis

        2016 2017 2018 2019 Billable/Specific Code

        Type 1 Excludes

        • myocarditis not specified as rheumatic (I51.4)
        • active, acute or subacute I01.2
    • rheumatic I09.0
      ICD-10-CM Diagnosis Code I09.0

      Rheumatic myocarditis

      2016 2017 2018 2019 Billable/Specific Code

      Type 1 Excludes

      • myocarditis not specified as rheumatic (I51.4)
      • active, acute, or subacute I01.2
• Myocarditis (with arteriosclerosis)(chronic)(fibroid) (interstitial) (old) (progressive) (senile) I51.4
  ICD-10-CM Diagnosis Code I51.4

  Myocarditis, unspecified

  2016 2017 2018 2019 Billable/Specific Code

  Applicable To

  • Chronic (interstitial) myocarditis
  • Myocardial fibrosis
  • Myocarditis NOS

  Type 1 Excludes

  • acute or subacute myocarditis (I40.-)
  • active I40.9
    ICD-10-CM Diagnosis Code I40.9

    Acute myocarditis, unspecified

    2016 2017 2018 2019 Billable/Specific Code
    • rheumatic I01.2
  • acute or subacute (interstitial) I40.9
    ICD-10-CM Diagnosis Code I40.9

    Acute myocarditis, unspecified

    2016 2017 2018 2019 Billable/Specific Code
    • due to
      • streptococcus I01.2 (beta-hemolytic)
    • rheumatic I01.2
  • rheumatic (chronic) (inactive) (with chorea) I09.0
    ICD-10-CM Diagnosis Code I09.0

    Rheumatic myocarditis

    2016 2017 2018 2019 Billable/Specific Code

    Type 1 Excludes

    • myocarditis not specified as rheumatic (I51.4)
    • active or acute I01.2
• Rheumatic (acute) (subacute) (chronic)
  • myocarditis (chronic) (inactive) (with chorea) I09.0
    ICD-10-CM Diagnosis Code I09.0

    Rheumatic myocarditis

    2016 2017 2018 2019 Billable/Specific Code

    Type 1 Excludes

    • myocarditis not specified as rheumatic (I51.4)
    • active or acute I01.2

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.