2020 ICD-10-CM Diagnosis Code A36.81

Diphtheritic cardiomyopathy

    2016 2017 2018 2019 2020 Billable/Specific Code
  • A36.81 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM A36.81 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of A36.81 - other international versions of ICD-10 A36.81 may differ.
Applicable To
  • Diphtheritic myocarditis
The following code(s) above A36.81 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 A36.81:
  • A00-B99
    2020 ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    Includes
    • diseases generally recognized as communicable or transmissible
    Type 1 Excludes
    • certain localized infections - see body system-related chapters
    Type 2 Excludes
    • carrier or suspected carrier of infectious disease (Z22.-)
    • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
    • infectious and parasitic diseases specific to the perinatal period (P35-P39)
    • influenza and other acute respiratory infections (J00-J22)
    Use Additional
    • code to identify resistance to antimicrobial drugs (Z16.-)
    Certain infectious and parasitic diseases
Approximate Synonyms
  • Cardiomyopathy due to diphtheria infection
  • Diphtheria cardiomyopathy
ICD-10-CM A36.81 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 314 Other circulatory system diagnoses with mcc
  • 315 Other circulatory system diagnoses with cc
  • 316 Other circulatory system diagnoses without cc/mcc

Convert A36.81 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
Code annotations containing back-references to A36.81:
  • Type 1 Excludes: I43
    , I41
    ICD-10-CM Diagnosis Code I43

    Cardiomyopathy in diseases classified elsewhere

      2016 2017 2018 2019 2020 Billable/Specific Code Manifestation Code
    Code First
    Type 1 Excludes
    ICD-10-CM Diagnosis Code I41

    Myocarditis in diseases classified elsewhere

      2016 2017 2018 2019 2020 Billable/Specific Code Manifestation Code
    Code First
    Type 1 Excludes

Diagnosis Index entries containing back-references to A36.81:
  • Diphtheria, diphtheritic (gangrenous) (hemorrhagic) A36.9
    ICD-10-CM Diagnosis Code A36.9

    Diphtheria, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    • myocarditis A36.81
  • Myocarditis (with arteriosclerosis)(chronic)(fibroid) (interstitial) (old) (progressive) (senile) I51.4
    ICD-10-CM Diagnosis Code I51.4

    Myocarditis, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Chronic (interstitial) myocarditis
    • Myocardial fibrosis
    • Myocarditis NOS
    Type 1 Excludes
    • acute or subacute myocarditis (I40.-)
    • in (due to)
      • diphtheria A36.81
    • diphtheritic A36.81

ICD-10-CM Codes Adjacent To A36.81
A32.9 Listeriosis, unspecified
A33 Tetanus neonatorum
A34 Obstetrical tetanus
A35 Other tetanus
A36 Diphtheria
A36.0 Pharyngeal diphtheria
A36.1 Nasopharyngeal diphtheria
A36.2 Laryngeal diphtheria
A36.3 Cutaneous diphtheria
A36.8 Other diphtheria
A36.81 Diphtheritic cardiomyopathy
A36.82 Diphtheritic radiculomyelitis
A36.83 Diphtheritic polyneuritis
A36.84 Diphtheritic tubulo-interstitial nephropathy
A36.85 Diphtheritic cystitis
A36.86 Diphtheritic conjunctivitis
A36.89 Other diphtheritic complications
A36.9 Diphtheria, unspecified
A37 Whooping cough
A37.0 Whooping cough due to Bordetella pertussis
A37.00 …… without pneumonia

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