ICD-10-CM > I00-I99 > I30-I5A > I30 I30 Acute pericarditis Non-Billable/Non-Specific Includes acute mediastinopericarditisacute myopericarditisacute pericardial effusionacute pleuropericarditisacute pneumopericarditis Type 1 Excludes Dressler's syndrome (I24.1)rheumatic pericarditis (acute) (I01.0)viral pericarditis due to Coxsackie virus (B33.23) Codes I30.0Acute nonspecific idiopathic pericarditisI30.1Infective pericarditisI30.8Other forms of acute pericarditisI30.9Acute pericarditis, unspecified