I41 MYOCARDITIS IN DISEASES CLASSIFIED ELSEWHERE

Code Information

  • Diagnosis Code: I41
  • Short Description: Myocarditis in diseases classified elsewhere
  • Long Description: Myocarditis in diseases classified elsewhere
  • Code Version: 2025 ICD-10-CM

The code I41 is VALID for claim submission

Code Classification

This code is valid for manifestation diagnoses

Synonyms

  • Acute myocarditis
  • Acute myocarditis associated with another disorder
  • Chagas' disease with heart involvement
  • Chronic Chagas' disease
  • Congenital rubella syndrome
  • Heart disease co-occurrent with human immunodeficiency virus infection
  • Myocarditis co-occurrent with human immunodeficiency virus infection
  • Myocarditis due to autoimmune disease
  • Myocarditis due to Chaga disease
  • Myocarditis due to childhood type dermatomyositis
  • Myocarditis due to COVID-19
  • Myocarditis due to hypersensitivity state
  • Myocarditis due to idiopathic hypereosinophilic syndrome
  • Myocarditis due to Kawasaki disease
  • Parasitic myocarditis
  • Protozoan myocarditis
  • Rubella myocarditis
  • Subacute myocarditis with AIDS

Diagnostic Related Group(s)

The code I41 is grouped in the following Diagnostic Related Group(s) MS-DRG V43.0

  1. Other Circulatory System Diagnoses With Mcc (314)
  2. Other Circulatory System Diagnoses With Cc (315)
  3. Other Circulatory System Diagnoses Without Cc/mcc (316)

References to Index of Diseases and Injuries

The code I41 has the following ICD-10-CM references to the Index of Diseases and Injuries

  • Type 1 Excludes Notes:
    • myocarditis (in):
    • Chagas' disease (chronic) (@B57.2*)
    • acute (@B57.0*)
    • coxsackie (virus) infection (@B33.22*)
    • diphtheritic (@A36.81*)
    • gonococcal (@A54.83*)
    • influenzal (@J09.X9*, @J10.82*, @J11.82*)
    • meningococcal (@A39.52*)
    • mumps (@B26.82*)
    • rheumatoid arthritis (@M05.31*)
    • sarcoid (@D86.85*)
    • syphilis (@A52.06*)
    • toxoplasmosis (@B58.81*)
    • tuberculous (@A18.84*)
  • Code First:

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
I41 Right Arrow 422.0 Ac myocardit in oth dis
This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

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ICD-10 Code ICD-10 Description
This page was last updated on: 10/1/2025
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