391.9 AC RHEUMAT HRT DIS NOS


Code Information

Diagnosis Code: 391.9

Short Description: Ac rheumat hrt dis NOS

Long Description: Acute rheumatic heart disease, unspecified

Code Classification:

  • Diseases of the circulatory system (390–459)
    • Acute rheumatic fever (390-392)
      • 391 Rheumatic fever with heart involvement
        • 391.9 Ac rheumat hrt dis NOS

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 391.9 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Arteritis 447.6
    • coronary (artery) - see also Arteriosclerosis, coronary
      • rheumatic 391.9
        • chronic 398.99
  • Bouillaud's disease or syndrome (rheumatic heart disease) 391.9
  • Disease, diseased - see also Syndrome
    • Bouillaud's (rheumatic heart disease) 391.9
    • heart (organic) 429.9
      • with
        • acute pulmonary edema (see also Failure, ventricular, left) 428.1
          • rheumatic fever (conditions classifiable to 390)
            • active 391.9
              • with chorea 392.0
      • rheumatic (chronic) (inactive) (old) (quiescent) (with chorea) 398.90
        • active or acute 391.9
          • with chorea (active) (rheumatic) (Sydenham's) 392.0
          • specified type NEC 391.8
  • Fever 780.60
    • rheumatic (active) (acute) (chronic) (subacute) 390
      • with heart involvement 391.9
        • carditis 391.9
        • endocarditis (aortic) (mitral) (pulmonary) (tricuspid) 391.1
        • multiple sites 391.8
        • myocarditis 391.2
        • pancarditis, acute 391.8
        • pericarditis 391.0
        • specified type NEC 391.8
        • valvulitis 391.1
  • Rheumatism, rheumatic (acute NEC) 729.0
    • coronary arteritis 391.9
      • chronic 398.99
  • Syndrome - see also Disease
    • Bouillaud's (rheumatic heart disease) 391.9

Crosswalk Information

The code 391.9 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
391.9 Right Arrow I01.9 Acute rheumatic heart disease, unspecified
This ICD-9 to ICD-10 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.

Similar Codes

ICD-9 Code ICD-9 Description
391.0 Acute rheumatic pericarditis
391.1 Acute rheumatic endocarditis
391.2 Acute rheumatic myocarditis
391.8 Other acute rheumatic heart disease


This page was last updated on: 10/1/2014