I30.9 ACUTE PERICARDITIS, UNSPECIFIED

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Code Information

Diagnosis Code: I30.9

Short Description: Acute pericarditis, unspecified

Long Description: Acute pericarditis, unspecified

The code I30.9 is VALID for claim submission

Code Classification:

Diseases of the circulatory system (I00–I99)
- Other forms of heart disease (I30-I5A)
  - Acute pericarditis (I30)
    - I30.9 Acute pericarditis, unspecified

Code Version: 2022 ICD-10-CM

Synonyms

Acute bloody pericarditis
Acute mediastinitis
Acute mediastinopericarditis
Acute myocarditis
Acute myopericarditis
Acute pericardial effusion
Acute pericarditis
Acute pleuropericarditis
Acute pneumopericarditis
Myopericarditis
Pericarditis sicca
Pneumopericardium

Diagnostic Related Group(s)

The code I30.9 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)

Other Circulatory System Diagnoses With Mcc (314)
Other Circulatory System Diagnoses With Cc (315)
Other Circulatory System Diagnoses Without Cc/mcc (316)

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
I30.9		420.90	Acute pericarditis NOS
I30.9		420.99	Acute pericarditis NEC

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code	ICD-10 Description
I30	Acute pericarditis
I30.0	Acute nonspecific idiopathic pericarditis
I30.1	Infective pericarditis
I30.8	Other forms of acute pericarditis

This page was last updated on: 10/1/2023

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