`I09.2` Chronic rheumatic pericarditis

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

MS-DRG index

Defines the logic of DRG(s) 314-316 in MDC 05.

Type 1 Excludes: I31 Other diseases of pericardium ("diseases of pericardium specified as rheumatic (I09.2)")

Type 1 Excludes: I01 Rheumatic fever with heart involvement ("chronic diseases of rheumatic origin (I05-I09) unless rheumatic fever is also present or there is evidence of reactivation or activity of the rheumatic process.")
Type 2 Excludes: I51 Complications and ill-defined descriptions of heart disease ("heart disease specified as rheumatic (I00-I09)")

Adherent › pericardium (nonrheumatic) › rheumatic
Adhesions, adhesive (postinfective) › cardiac › rheumatic
Adhesions, adhesive (postinfective) › heart › rheumatic
Adhesions, adhesive (postinfective) › pericardium (nonrheumatic) › rheumatic
Concretio cordis › rheumatic
Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › rheumatic (active) (acute) (chronic) (subacute) › inactive or quiescent with › pericarditis
Mediastinopericarditis › chronic › rheumatic
Myopericarditis › chronic rheumatic
Pericarditis (with decompensation) (with effusion) › with rheumatic fever (conditions in I00) › inactive or quiescent
Pericarditis (with decompensation) (with effusion) › adhesive or adherent (chronic) (external) (internal) › rheumatic
Pericarditis (with decompensation) (with effusion) › chronic (nonrheumatic) › rheumatic
Pericarditis (with decompensation) (with effusion) › rheumatic (active) (acute) (with effusion) (with pneumonia) › chronic or inactive (with chorea)
Rheumatic (acute) (subacute) › adherent pericardium
Rheumatic (acute) (subacute) › pericarditis (active) (acute) (with effusion) (with pneumonia) › chronic or inactive