2022 ICD-10-CM Diagnosis Code I35

Nonrheumatic aortic valve disorders

    2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
  • I35 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2022 edition of ICD-10-CM I35 became effective on October 1, 2021.
  • This is the American ICD-10-CM version of I35 - other international versions of ICD-10 I35 may differ.
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as I35. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • aortic valve disorder of unspecified cause but with diseases of mitral and/or tricuspid valve(s) (
    ICD-10-CM Diagnosis Code I08
    • I08 Multiple valve diseases
      • I08.0 Rheumatic disorders of both mitral and aortic...
      • I08.1 Rheumatic disorders of both mitral and tricus...
      • I08.2 Rheumatic disorders of both aortic and tricus...
      • I08.3 Combined rheumatic disorders of mitral, aorti...
      • I08.8 Other rheumatic multiple valve diseases
      • I08.9 Rheumatic multiple valve disease, unspecified...
  • aortic valve disorder specified as congenital (
    ICD-10-CM Diagnosis Code Q23.0

    Congenital stenosis of aortic valve

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital aortic atresia
    • Congenital aortic stenosis NOS
    Type 1 Excludes
    • congenital stenosis of aortic valve in hypoplastic left heart syndrome (Q23.4)
    • congenital subaortic stenosis (Q24.4)
    • supravalvular aortic stenosis (congenital) (Q25.3)
    ICD-10-CM Diagnosis Code Q23.1

    Congenital insufficiency of aortic valve

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code POA Exempt
    Applicable To
    • Bicuspid aortic valve
    • Congenital aortic insufficiency
  • aortic valve disorder specified as rheumatic (
    ICD-10-CM Diagnosis Code I06
    • I06 Rheumatic aortic valve diseases
      • I06.0 Rheumatic aortic stenosis
      • I06.1 Rheumatic aortic insufficiency
      • I06.2 Rheumatic aortic stenosis with insufficiency
      • I06.8 Other rheumatic aortic valve diseases
      • I06.9 Rheumatic aortic valve disease, unspecified
  • hypertrophic subaortic stenosis (
    ICD-10-CM Diagnosis Code I42.1

    Obstructive hypertrophic cardiomyopathy

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    Applicable To
    • Hypertrophic subaortic stenosis (idiopathic)
The following code(s) above I35 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 I35:
  • I00-I99
    2022 ICD-10-CM Range I00-I99

    Diseases of the circulatory system

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    • systemic connective tissue disorders (M30-M36)
    • transient cerebral ischemic attacks and related syndromes (G45.-)
    Diseases of the circulatory system
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
  • 2022 (effective 10/1/2021): No change
Code annotations containing back-references to I35:
  • Code First: I5A
    ICD-10-CM Diagnosis Code I5A

    Non-ischemic myocardial injury (non-traumatic)

      2022 - New Code Billable/Specific Code
    Applicable To
    • Acute (non-ischemic) myocardial injury
    • Chronic (non-ischemic) myocardial injury
    • Unspecified (non-ischemic) myocardial injury
    Code First
    • the underlying cause, if known and applicable, such as:
    • acute kidney failure (N17.-)
    • acute myocarditis (I40.-)
    • cardiomyopathy (I42.-)
    • chronic kidney disease (CKD) (N18.-)
    • heart failure (I50.-)
    • hypertensive urgency (I16.0)
    • nonrheumatic aortic valve disorders (I35.-)
    • paroxysmal tachycardia (I47.-)
    • pulmonary embolism (I26.-)
    • pulmonary hypertension (I27.0, I27.2-)
    • sepsis (A41.-)
    • takotsubo syndrome (I51.81)
    Type 1 Excludes
    • acute myocardial infarction (I21.-)
    • injury of heart (S26.-)
    Type 2 Excludes
    • other acute ischemic heart diseases (I24.-)
  • Type 1 Excludes: I06
    , I08
    ICD-10-CM Diagnosis Code I06

    Rheumatic aortic valve diseases

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • aortic valve disease not specified as rheumatic (I35.-)
    • aortic valve disease with mitral and/or tricuspid valve involvement (I08.-)
    ICD-10-CM Diagnosis Code I08

    Multiple valve diseases

      2016 2017 2018 2019 2020 2021 2022 Non-Billable/Non-Specific Code
    • multiple valve diseases specified as rheumatic or unspecified
    Type 1 Excludes
ICD-10-CM Codes Adjacent To I35
I32 Pericarditis in diseases classified elsewhere
I33 Acute and subacute endocarditis
I33.0 Acute and subacute infective endocarditis
I33.9 Acute and subacute endocarditis, unspecified
I34 Nonrheumatic mitral valve disorders
I34.0 Nonrheumatic mitral (valve) insufficiency
I34.1 Nonrheumatic mitral (valve) prolapse
I34.2 Nonrheumatic mitral (valve) stenosis
I34.8 Other nonrheumatic mitral valve disorders
I34.9 Nonrheumatic mitral valve disorder, unspecified
I35 Nonrheumatic aortic valve disorders
I35.0 Nonrheumatic aortic (valve) stenosis
I35.1 Nonrheumatic aortic (valve) insufficiency
I35.2 Nonrheumatic aortic (valve) stenosis with insufficiency
I35.8 Other nonrheumatic aortic valve disorders
I35.9 Nonrheumatic aortic valve disorder, unspecified
I36 Nonrheumatic tricuspid valve disorders
I36.0 Nonrheumatic tricuspid (valve) stenosis
I36.1 Nonrheumatic tricuspid (valve) insufficiency
I36.2 Nonrheumatic tricuspid (valve) stenosis with insufficiency
I36.8 Other nonrheumatic tricuspid valve disorders

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