2019 ICD-10-CM Diagnosis Code I09.0

Rheumatic myocarditis

    2016 2017 2018 2019 Billable/Specific Code
  • I09.0 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 I09.0 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of I09.0 - other international versions of ICD-10 I09.0 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 I09.0. 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.
  • myocarditis not specified as rheumatic (
    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.-)
    I51.4
    )
The following code(s) above I09.0 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 I09.0:
  • 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
ICD-10-CM I09.0 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 314 Other circulatory system diagnoses with mcc
  • 315 Other circulatory system diagnoses with cc
  • 316 Other circulatory system diagnoses without cc/mcc

Convert I09.0 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

Diagnosis Index entries containing back-references to I09.0:
  • Cardiomyopathy (familial) (idiopathic) I42.9
    ICD-10-CM Diagnosis Code I42.9

    Cardiomyopathy, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Cardiomyopathy (primary) (secondary) NOS
    • rheumatic I09.0
  • 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
  • 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 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 Billable/Specific Code
      Includes
      • arthritis, rheumatic, acute or subacute
      Type 1 Excludes
      • rheumatic fever with heart involvement (I01.0 -I01.9)
  • 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
  • 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.-)
    • with
      • rheumatic fever (conditions in I00) I09.0
        • inactive or quiescent I09.0 (with chorea)
    • rheumatic (chronic) (inactive) (with chorea) I09.0
  • Rheumatic (acute) (subacute) (chronic)
    • myocarditis (chronic) (inactive) (with chorea) I09.0
    • degeneration, myocardium I09.0

ICD-10-CM Codes Adjacent To I09.0
I07.8 Other rheumatic tricuspid valve diseases
I07.9 Rheumatic tricuspid valve disease, unspecified
I08 Multiple valve diseases
I08.0 Rheumatic disorders of both mitral and aortic valves
I08.1 Rheumatic disorders of both mitral and tricuspid valves
I08.2 Rheumatic disorders of both aortic and tricuspid valves
I08.3 Combined rheumatic disorders of mitral, aortic and tricuspid valves
I08.8 Other rheumatic multiple valve diseases
I08.9 Rheumatic multiple valve disease, unspecified
I09 Other rheumatic heart diseases
I09.0 Rheumatic myocarditis
I09.1 Rheumatic diseases of endocardium, valve unspecified
I09.2 Chronic rheumatic pericarditis
I09.8 Other specified rheumatic heart diseases
I09.81 Rheumatic heart failure
I09.89 Other specified rheumatic heart diseases
I09.9 Rheumatic heart disease, unspecified
I10 Essential (primary) hypertension
I11 Hypertensive heart disease
I11.0 Hypertensive heart disease with heart failure
I11.9 Hypertensive heart disease without heart failure

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