I30.9

I30.9: Acute pericarditis, unspecified

Billable / specific codeICD-10-CM

I30.9 is a billable, specific ICD-10-CM code for acute pericarditis, unspecified. It is valid for submission on a claim.

Check I30.9 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above I30.9

A category’s note binds every code beneath it.

Written on I30: Acute pericarditis

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

Other codes that can never be billed with I30.9

Their own Excludes1 notes name this code, so the conflict is not listed above.

I01.0Acute rheumatic pericarditis
I31.3Pericardial effusion (noninflammatory)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

I30.9 is named in 16 Medicare coverage policies: 16 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
A55354Billing and Coding: Frequency of Hemodialysis
A55672Billing and Coding: Frequency of Hemodialysis
A55675Billing and Coding: Frequency of Hemodialysis

Alphabetic index entries that lead here

Chylopericardium›acute
Mediastinopericarditis›acute
Pericarditis›acute(hemorrhagic) (nonrheumatic) (Sicca)
Pleuropericarditis›acute
Pneumopericarditis›acute
Pericarditis›cholesterol›acute
Pericarditis›neoplastic›acute

Code history

Unchanged in every release from FY2024 to FY2027.