ICD-10-CM Codes
I00-I99 Diseases of the circulatory system
I00-I02 Acute rheumatic fever
I01- Rheumatic fever with heart involvement
2022 ICD-10-CM Diagnosis Code I01.2

2022 ICD-10-CM Diagnosis Code I01.2

Acute rheumatic myocarditis

2016

2017

2018

2019

2020

2021

2022

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 2022 edition of ICD-10-CM I01.2 became effective on October 1, 2021.
This is the American ICD-10-CM version of I01.2 - other international versions of ICD-10 I01.2 may differ.

Applicable To

Any condition in
ICD-10-CM Diagnosis Code I00
Rheumatic fever without heart involvement
Includes
- arthritis, rheumatic, acute or subacute
Type 1 Excludes
- rheumatic fever with heart involvement (I01.0 -I01.9)
I00
with myocarditis

The following code(s) above I01.2 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 I01.2:

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
I01
ICD-10-CM Diagnosis Code I01
Rheumatic fever with heart involvement
Type 1 Excludes
- chronic diseases of rheumatic origin (I05-I09) unless rheumatic fever is also present or there is evidence of reactivation or activity of the rheumatic process.
Rheumatic fever with heart involvement

ICD-10-CM I01.2 is grouped within Diagnostic Related Group(s) (MS-DRG v39.0):

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

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 I01.2:

Type 1 Excludes: I40

ICD-10-CM Diagnosis Code I40
Acute myocarditis
Includes
- subacute myocarditis
Type 1 Excludes
- acute rheumatic myocarditis (I01.2)

Diagnosis Index entries containing back-references to I01.2:

Degeneration, degenerative
- myocardial, myocardium (fatty) (hyaline) (senile) I51.5
  ICD-10-CM Diagnosis Code I51.5
  Myocardial degeneration
  2016 2017 2018 2019 2020 2021 2022 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 2020 2021 2022 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 2020 2021 2022 Billable/Specific Code
  Applicable To
  Cardiac, heart or myocardial failure NOS
  Congestive heart disease
  Congestive heart failure NOS
  Type 2 Excludes
  fluid overload unrelated to congestive heart failure (E87.70)
  - with
    - rheumatic fever (conditions in I00) I09.0
      ICD-10-CM Diagnosis Code I09.0
      Rheumatic myocarditis
      2016 2017 2018 2019 2020 2021 2022 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 2020 2021 2022 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
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 2020 2021 2022 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 2020 2021 2022 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 2020 2021 2022 Billable/Specific Code
  Type 1 Excludes
  myocarditis not specified as rheumatic (I51.4)
  - active or acute I01.2
Rheumatic (acute) (subacute)
- myocarditis (chronic) (inactive) (with chorea) I09.0
  ICD-10-CM Diagnosis Code I09.0
  Rheumatic myocarditis
  2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  Type 1 Excludes
  myocarditis not specified as rheumatic (I51.4)
  - active or acute I01.2

ICD-10-CM Codes Adjacent To I01.2

H95.811 Postprocedural stenosis of right external ear canal

H95.812 Postprocedural stenosis of left external ear canal

H95.813 …… bilateral

H95.819 Postprocedural stenosis of unspecified external ear canal

H95.88 Other intraoperative complications and disorders of the ear and mastoid process, not elsewhere classified

H95.89 Other postprocedural complications and disorders of the ear and mastoid process, not elsewhere classified

I00 Rheumatic fever without heart involvement

I01 Rheumatic fever with heart involvement

I01.0 Acute rheumatic pericarditis

I01.1 Acute rheumatic endocarditis

I01.2 Acute rheumatic myocarditis

I01.8 Other acute rheumatic heart disease

I01.9 Acute rheumatic heart disease, unspecified

I02 Rheumatic chorea

I02.0 Rheumatic chorea with heart involvement

I02.9 Rheumatic chorea without heart involvement

I05 Rheumatic mitral valve diseases

I05.0 Rheumatic mitral stenosis

I05.1 Rheumatic mitral insufficiency

I05.2 Rheumatic mitral stenosis with insufficiency

I05.8 Other rheumatic mitral valve diseases

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

2022 ICD-10-CM Diagnosis Code I01.2

Acute rheumatic myocarditis

Rheumatic fever without heart involvement

Diseases of the circulatory system

Rheumatic fever with heart involvement

Acute myocarditis

Myocardial degeneration

Rheumatic myocarditis

Heart failure, unspecified

Rheumatic myocarditis

Rheumatic myocarditis

Myocarditis, unspecified

Acute myocarditis, unspecified

Acute myocarditis, unspecified

Rheumatic myocarditis

Rheumatic myocarditis