Is ICD-10-CM code I30 billable?

No, I30 (Acute pericarditis) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code I30 belong to?

I30 belongs to Chapter 9 of the ICD-10-CM tabular list: I00–I99 (Diseases of the Circulatory System).

I30Not billable, use a more specific code below

Acute pericarditis

In Other forms of heart disease (I30-I5A), chapter 9: Diseases of the Circulatory System

4 billable codes under I30: all are a CC; none map to an HCC.A CC or MCC (major CC) is a secondary diagnosis that raises the MS-DRG payment.

Instructional notes

Includes: conditions that are coded here

acute mediastinopericarditis
acute myopericarditis
acute pericardial effusion
acute pleuropericarditis
acute pneumopericarditis

Excludes1: not coded here, use a different code

Dressler's syndrome (I24.1)
rheumatic pericarditis (acute) (I01.0)
viral pericarditis due to Coxsackie virus (B33.23)

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

Covers hypertension with heart and kidney disease, coronary artery disease with angina, perioperative stroke, cerebrovascular sequelae, and acute myocardial infarction types and timing.

Hypertension (page 50)
Atherosclerotic Coronary Artery Disease and Angina (page 52)
Intraoperative and Postprocedural Cerebrovascular Accident (page 53)
Sequelae of Cerebrovascular Disease (page 53)
Acute myocardial infarction (AMI) (page 54)

Read Section I.C.9 (page 50)

All codes under I30

I30 can't be used on a claim. Pick a billable code below; grey headings group them.

I30 MS-DRGs

As the principal diagnosis, all 4 billable codes under I30 group to MS-DRG 314, 315, or 316 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

Other codes that refer to I30

Notes on these codes point to I30.

I01.0 Excludes1: acute pericarditis not specified as rheumatic (I30.-)

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.

Pericardial Disorders

The pericardium is a membrane, or sac, that surrounds your heart. It holds the heart in place and helps it work properly. Problems with the pericardium include:

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.