I30-I5A

Non-Billable
ChapterI00–I99
Rankblock
Official Description

Other forms of heart disease (I30-I5A)

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 9: Diseases of the Circulatory System (I00-I99).

CH9 Parent Instructions

Excludes2(Not included here)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • transient cerebral ischemic attacks and related syndromes (G45.-)

Clinical Hierarchy

CH9Diseases of the circulatory system (I00-I99)
I30-I5AOther forms of heart disease (I30-I5A)
I30Acute pericarditis
I31Other diseases of pericardium
I32Pericarditis in diseases classified elsewhere
I33Acute and subacute endocarditis
I34Nonrheumatic mitral valve disorders
I35Nonrheumatic aortic valve disorders
I36Nonrheumatic tricuspid valve disorders
I37Nonrheumatic pulmonary valve disorders
I38Endocarditis, valve unspecified
I39Endocarditis and heart valve disorders in diseases classified elsewhere
I40Acute myocarditis
I41Myocarditis in diseases classified elsewhere
I42Cardiomyopathy
I43Cardiomyopathy in diseases classified elsewhere
I44Atrioventricular and left bundle-branch block
I45Other conduction disorders
I46Cardiac arrest
I47Paroxysmal tachycardia
I48Atrial fibrillation and flutter
I49Other cardiac arrhythmias
I50Heart failure
I51Complications and ill-defined descriptions of heart disease
I52Other heart disorders in diseases classified elsewhere
I5ANon-ischemic myocardial injury (non-traumatic)

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I30-I5A:

chapterCH9
Diseases of the circulatory system (I00-I99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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