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ICD-10-CM Diagnosis Code I09.1

Effective Date: 10/01/2015 To 09/30/2025

Rheumatic diseases of endocardium, valve unspecified

CMS-HCC-V24 CMS-HCC-V28 RxHCC Age Gender Maternity Acute or Chronic MCC
-- -- -- -- -- -- Acute No
Applicable To for I09.1:
  • Rheumatic endocarditis (chronic)

  • Rheumatic valvulitis (chronic)

Excludes-1 for I09.1:
  • endocarditis, valve unspecified (I38)

Back-references to I09.1
  • Endocarditis(chronic) (marantic) (nonbacterial) (thrombotic) (valvular) I38
    • rheumatic(chronic) (inactive) (with chorea) I09.1
      • with rheumatic fever(conditions in I00)
        • inactive or quiescent(with chorea) I09.1
      • Fever(inanition) (of unknown origin) (persistent) (with chills) (with rigor) R50.9
        • rheumatic(active) (acute) (chronic) (subacute) I00
          • inactive or quiescent with
            • endocarditis I09.1
        • Chapter, Section and Diagnosis Prefix for I09.1
            I00-I99 :

            Diseases of the circulatory system

            I05-I09 :

            Chronic rheumatic heart diseases

            I09 :

            Other rheumatic heart diseases