2019 ICD-10-CM Diagnosis Code I38

Endocarditis, valve unspecified

    2016 2017 2018 2019 Billable/Specific Code
  • I38 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 I38 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of I38 - other international versions of ICD-10 I38 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 I38. 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.
  • congenital insufficiency of cardiac valve NOS (
    ICD-10-CM Diagnosis Code Q24.8

    Other specified congenital malformations of heart

      2016 2017 2018 2019 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital diverticulum of left ventricle
    • Congenital malformation of myocardium
    • Congenital malformation of pericardium
    • Malposition of heart
    • Uhl's disease
    Q24.8
    )
  • congenital stenosis of cardiac valve NOS (
    ICD-10-CM Diagnosis Code Q24.8

    Other specified congenital malformations of heart

      2016 2017 2018 2019 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital diverticulum of left ventricle
    • Congenital malformation of myocardium
    • Congenital malformation of pericardium
    • Malposition of heart
    • Uhl's disease
    Q24.8
    )
  • endocardial fibroelastosis (
    ICD-10-CM Diagnosis Code I42.4

    Endocardial fibroelastosis

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Congenital cardiomyopathy
    • Elastomyofibrosis
    I42.4
    )
  • endocarditis specified as rheumatic (
    ICD-10-CM Diagnosis Code I09.1

    Rheumatic diseases of endocardium, valve unspecified

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Rheumatic endocarditis (chronic)
    • Rheumatic valvulitis (chronic)
    Type 1 Excludes
    • endocarditis, valve unspecified (I38)
    I09.1
    )
Includes
Includes Help
"Includes" further defines, or give examples of, the content of the code or category.
  • endocarditis (chronic) NOS
  • valvular incompetence NOS
  • valvular insufficiency NOS
  • valvular regurgitation NOS
  • valvular stenosis NOS
  • valvulitis (chronic) NOS
The following code(s) above I38 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 I38:
  • I00-I99
    2019 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
Approximate Synonyms
  • Chf (congestive heart failure) due to valvular disease
  • Congestive heart failure due to valvular disease
  • Endocarditis
  • Heart valve disorder
  • Valvular heart disease
Clinical Information
  • Dysfunction of one of the cardiac valves with incomplete valve closure resulting in valvular regurgitation.
  • Narrowing of the opening of one or more of the four valves of the heart.
  • Regurgitation of the blood of the heart valves owning to imperfect closing, insufficiency or incompetency of the valves.
ICD-10-CM I38 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 306 Cardiac congenital and valvular disorders with mcc
  • 307 Cardiac congenital and valvular disorders without mcc
  • 793 Full term neonate with major problems

Convert I38 to ICD-9-CM

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
Code annotations containing back-references to I38:
  • Type 1 Excludes: I09.1
    , I08
    , I08
    , I33
    ICD-10-CM Diagnosis Code I09.1

    Rheumatic diseases of endocardium, valve unspecified

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Rheumatic endocarditis (chronic)
    • Rheumatic valvulitis (chronic)
    Type 1 Excludes
    • endocarditis, valve unspecified (I38)
    ICD-10-CM Diagnosis Code I08

    Multiple valve diseases

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Includes
    • multiple valve diseases specified as rheumatic or unspecified
    Type 1 Excludes
    ICD-10-CM Diagnosis Code I08

    Multiple valve diseases

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Includes
    • multiple valve diseases specified as rheumatic or unspecified
    Type 1 Excludes
    ICD-10-CM Diagnosis Code I33

    Acute and subacute endocarditis

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • acute rheumatic endocarditis (I01.1)
    • endocarditis NOS (I38)

Diagnosis Index entries containing back-references to I38:

ICD-10-CM Codes Adjacent To I38
I36.1 Nonrheumatic tricuspid (valve) insufficiency
I36.2 Nonrheumatic tricuspid (valve) stenosis with insufficiency
I36.8 Other nonrheumatic tricuspid valve disorders
I36.9 Nonrheumatic tricuspid valve disorder, unspecified
I37 Nonrheumatic pulmonary valve disorders
I37.0 Nonrheumatic pulmonary valve stenosis
I37.1 Nonrheumatic pulmonary valve insufficiency
I37.2 Nonrheumatic pulmonary valve stenosis with insufficiency
I37.8 Other nonrheumatic pulmonary valve disorders
I37.9 Nonrheumatic pulmonary valve disorder, unspecified
I38 Endocarditis, valve unspecified
I39 Endocarditis and heart valve disorders in diseases classified elsewhere
I40 Acute myocarditis
I40.0 Infective myocarditis
I40.1 Isolated myocarditis
I40.8 Other acute myocarditis
I40.9 Acute myocarditis, unspecified
I41 Myocarditis in diseases classified elsewhere
I42 Cardiomyopathy
I42.0 Dilated cardiomyopathy
I42.1 Obstructive hypertrophic cardiomyopathy

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