1. ICD-10-CM Codes
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2. I00-I99 Diseases of the circulatory system
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3. I05-I09 Chronic rheumatic heart diseases
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4. I08- Multiple valve diseases
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5. 2021 ICD-10-CM Diagnosis Code I08.0

2021 ICD-10-CM Diagnosis Code I08.0

Rheumatic disorders of both mitral and aortic valves

2016 2017 2018 2019 2020 2021 Billable/Specific Code

• I08.0 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 I08.0 became effective on October 1, 2020.
• This is the American ICD-10-CM version of I08.0 - other international versions of ICD-10 I08.0 may differ.

• Mitral and aortic stenosis
• Mitral and aortic valve stenoses
• Mitral insufficiency and aortic stenosis
• Mitral stenosis and aortic insufficiency
• Mitral valve regurgitation and aortic valve stenosis
• Mitral valve stenosis and aortic valve regurgitation
• Rheumatic disease of mitral and aortic valves
• Rheumatic mitral and aortic valve disease

• 306 Cardiac congenital and valvular disorders with mcc
• 307 Cardiac congenital and valvular disorders without mcc

Convert I08.0 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
• 2020 (effective 10/1/2019): No change
• 2021 (effective 10/1/2020): No change

• Endocarditis (chronic) (marantic) (nonbacterial) (thrombotic) (valvular) I38
  ICD-10-CM Diagnosis Code I38

  Endocarditis, valve unspecified

  2016 2017 2018 2019 2020 2021 Billable/Specific Code

  Includes

  • endocarditis (chronic) NOS
  • valvular incompetence NOS
  • valvular insufficiency NOS
  • valvular regurgitation NOS
  • valvular stenosis NOS
  • valvulitis (chronic) NOS

  Type 1 Excludes

  • congenital insufficiency of cardiac valve NOS (Q24.8)
  • congenital stenosis of cardiac valve NOS (Q24.8)
  • endocardial fibroelastosis (I42.4)
  • endocarditis specified as rheumatic (I09.1)
  • aortic (heart) (nonrheumatic) (valve) I35.8
    ICD-10-CM Diagnosis Code I35.8

    Other nonrheumatic aortic valve disorders

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
    • with
      • mitral disease I08.0
    • rheumatic I06.9
      ICD-10-CM Diagnosis Code I06.9

      Rheumatic aortic valve disease, unspecified

      2016 2017 2018 2019 2020 2021 Billable/Specific Code

      Applicable To

      • Rheumatic aortic (valve) disease NOS
      • with mitral disease I08.0
  • mitral (chronic) (double) (fibroid) (heart) (inactive) (valve) (with chorea) I05.9
    ICD-10-CM Diagnosis Code I05.9

    Rheumatic mitral valve disease, unspecified

    2016 2017 2018 2019 2020 2021 Billable/Specific Code

    Applicable To

    • Rheumatic mitral (valve) disorder (chronic) NOS
    • with
      • aortic (valve) I08.0
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) R50.9
  ICD-10-CM Diagnosis Code R50.9

  Fever, unspecified

  2016 2017 2018 2019 2020 2021 Billable/Specific Code

  Applicable To

  • Fever NOS
  • Fever of unknown origin [FUO]
  • Fever with chills
  • Fever with rigors
  • Hyperpyrexia NOS
  • Persistent fever
  • Pyrexia NOS
  • rheumatic (active) (acute) (chronic) (subacute) I00
    ICD-10-CM Diagnosis Code I00

    Rheumatic fever without heart involvement

    2016 2017 2018 2019 2020 2021 Billable/Specific Code

    Includes

    • arthritis, rheumatic, acute or subacute

    Type 1 Excludes

    • rheumatic fever with heart involvement (I01.0 -I01.9)
    • inactive or quiescent with
      • endocarditis I09.1
        ICD-10-CM Diagnosis Code I09.1

        Rheumatic diseases of endocardium, valve unspecified

        2016 2017 2018 2019 2020 2021 Billable/Specific Code

        Applicable To

        • Rheumatic endocarditis (chronic)
        • Rheumatic valvulitis (chronic)

        Type 1 Excludes

        • endocarditis, valve unspecified (I38)
        • aortic (valve) I06.9
          ICD-10-CM Diagnosis Code I06.9

          Rheumatic aortic valve disease, unspecified

          2016 2017 2018 2019 2020 2021 Billable/Specific Code

          Applicable To

          • Rheumatic aortic (valve) disease NOS
          • with mitral I08.0 (valve)
        • mitral (valve) I05.9
          ICD-10-CM Diagnosis Code I05.9

          Rheumatic mitral valve disease, unspecified

          2016 2017 2018 2019 2020 2021 Billable/Specific Code

          Applicable To

          • Rheumatic mitral (valve) disorder (chronic) NOS
          • with aortic I08.0 (valve)
• Insufficiency, insufficient
  • aortic (valve) I35.1
    ICD-10-CM Diagnosis Code I35.1

    Nonrheumatic aortic (valve) insufficiency

    2016 2017 2018 2019 2020 2021 Billable/Specific Code

    Applicable To

    • Nonrheumatic aortic (valve) incompetence NOS
    • Nonrheumatic aortic (valve) regurgitation NOS
    • with
      • mitral (valve) I08.0
    • rheumatic I06.1
      ICD-10-CM Diagnosis Code I06.1

      Rheumatic aortic insufficiency

      2016 2017 2018 2019 2020 2021 Billable/Specific Code

      Applicable To

      • Rheumatic aortic incompetence
      • Rheumatic aortic regurgitation
      • with
        • mitral (valve) I08.0
        • stenosis I06.2
          ICD-10-CM Diagnosis Code I06.2

          Rheumatic aortic stenosis with insufficiency

          2016 2017 2018 2019 2020 2021 Billable/Specific Code

          Applicable To

          • Rheumatic aortic stenosis with incompetence or regurgitation
          • with mitral (valve) I08.0
  • mitral (valve) I34.0
    ICD-10-CM Diagnosis Code I34.0

    Nonrheumatic mitral (valve) insufficiency

    2016 2017 2018 2019 2020 2021 Billable/Specific Code

    Applicable To

    • Nonrheumatic mitral (valve) incompetence NOS
    • Nonrheumatic mitral (valve) regurgitation NOS
    • with
      • aortic valve disease I08.0
      • obstruction or stenosis I05.2
        ICD-10-CM Diagnosis Code I05.2

        Rheumatic mitral stenosis with insufficiency

        2016 2017 2018 2019 2020 2021 Billable/Specific Code

        Applicable To

        • Rheumatic mitral stenosis with incompetence or regurgitation
        • with aortic valve disease I08.0
    • rheumatic I05.1
      ICD-10-CM Diagnosis Code I05.1

      Rheumatic mitral insufficiency

      2016 2017 2018 2019 2020 2021 Billable/Specific Code

      Applicable To

      • Rheumatic mitral incompetence
      • Rheumatic mitral regurgitation

      Type 1 Excludes

      • mitral insufficiency not specified as rheumatic (I34.0)
      • with
        • aortic valve disease I08.0
        • obstruction or stenosis I05.2
          ICD-10-CM Diagnosis Code I05.2

          Rheumatic mitral stenosis with insufficiency

          2016 2017 2018 2019 2020 2021 Billable/Specific Code

          Applicable To

          • Rheumatic mitral stenosis with incompetence or regurgitation
          • with aortic valve disease I08.0
• Stenosis, stenotic (cicatricial) - see also Stricture
  • aortic (valve) I35.0
    ICD-10-CM Diagnosis Code I35.0

    Nonrheumatic aortic (valve) stenosis

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
    • rheumatic I06.0
      ICD-10-CM Diagnosis Code I06.0

      Rheumatic aortic stenosis

      2016 2017 2018 2019 2020 2021 Billable/Specific Code

      Applicable To

      • Rheumatic aortic (valve) obstruction
      • with
        • incompetency, insufficiency or regurgitation I06.2
          ICD-10-CM Diagnosis Code I06.2

          Rheumatic aortic stenosis with insufficiency

          2016 2017 2018 2019 2020 2021 Billable/Specific Code

          Applicable To

          • Rheumatic aortic stenosis with incompetence or regurgitation
          • with mitral (valve) I08.0
        • mitral (valve) I08.0
  • mitral (chronic) (inactive) (valve) I05.0
    ICD-10-CM Diagnosis Code I05.0

    Rheumatic mitral stenosis

    2016 2017 2018 2019 2020 2021 Billable/Specific Code

    Applicable To

    • Mitral (valve) obstruction (rheumatic)
    • with
      • aortic valve disease I08.0

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