Specific code 2009 ICD-9-CM Diagnosis Code 398.99
Other rheumatic heart diseases
  • Short description: RHEUMATIC HEART DIS NEC.
  • ICD-9-CM 398.99 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 398.99 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2009 version of ICD-9-CM 398.99.
  • More recent version(s) of ICD-9-CM 398.99: 2010 2011 2012 2013 2014.
Convert to ICD-10-CM: 398.99 converts approximately to:
  • 2014 ICD-10-CM I09.89 Other specified rheumatic heart diseases
ICD-9-CM Volume 2 Index entries containing back-references to 398.99:
  • Adhesion(s), adhesive (postinfectional) (postoperative)
    • cardiac 423.1
      • rheumatic 398.99
    • heart 423.1
      • rheumatic 398.99
  • Arteritis 447.6
    • coronary (artery) - see also Arteriosclerosis, coronary
  • Fever 780.60
    • rheumatic (active) (acute) (chronic) (subacute) 390
      • with heart involvement 391.9
      • inactive or quiescent with
        • cardiac hypertrophy 398.99
        • carditis 398.90
        • endocarditis 397.9
          • aortic (valve) 395.9
            • with mitral (valve) disease 396.9
          • mitral (valve) 394.9
            • with aortic (valve) disease 396.9
          • pulmonary (valve) 397.1
          • tricuspid (valve) 397.0
        • heart conditions (classifiable to 429.3, 429.6, 429.9) 398.99
        • left ventricular failure (conditions classifiable to 428.1) 398.91
        • myocardial degeneration (conditions classifiable to 429.1) 398.0
        • myocarditis (conditions classifiable to 429.0) 398.0
        • pancarditis 398.99
        • pericarditis 393
  • Hypertrophy, hypertrophic
    • cardiac (chronic) (idiopathic) 429.3
      • with
        • rheumatic fever (conditions classifiable to 390)
          • active 391.8
          • inactive or quiescent (with chorea) 398.99
      • congenital NEC 746.89
      • fatty (see also Degeneration, myocardial) 429.1
      • hypertensive (see also Hypertension, heart) 402.90
      • rheumatic (with chorea) 398.99
      • valve (see also Endocarditis) 424.90
  • Pancarditis (acute) (chronic) 429.89
    • with
      • rheumatic
        • fever (active) (acute) (chronic) (subacute) 391.8
          • inactive or quiescent 398.99
    • rheumatic, acute 391.8
      • chronic or inactive 398.99
  • Rheumatism, rheumatic (acute NEC) 729.0
    • coronary arteritis 391.9
      • chronic 398.99
    • pancarditis, acute 391.8
      • with chorea (acute) (rheumatic) (Sydenham's) 392.0
      • chronic or inactive 398.99
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 398.99 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2009 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.