I30.1

ICD-10Billable

Infective pericarditis

Official ICD-10-CM descriptor (FY2026)

Infective pericarditis

I30.1 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

Pneumococcal pericarditis
Pneumopyopericardium
Purulent pericarditis
Pyopericarditis
Pyopericardium
Pyopneumopericardium
Staphylococcal pericarditis
Streptococcal pericarditis
Suppurative pericarditis
Viral pericarditis

Use additional code

Report an additional code to identify the associated condition.

code (B95-B97) to identify infectious agent

Related codes in I30

Where this code sits

Chapter: 9. Diseases of the circulatory system (I00-I99)
Block: Other forms of heart disease (I30-I5A)
Parent code: I30

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.