I5A

Non-ischemic myocardial injury (non-traumatic)

Billable / specific

I5A is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Acute (non-ischemic) myocardial injury
  • Chronic (non-ischemic) myocardial injury
  • Unspecified (non-ischemic) myocardial injury

Excludes1

Not coded here — never report together with this code.

  • acute myocardial infarction (I21.-)
  • injury of heart (S26.-)

Excludes2

Not included here — may be reported together when both conditions exist.

  • 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.-)
  • other acute ischemic heart diseases (I24.-)

Code first

Sequence the underlying condition first.

  • the underlying cause, if known and applicable, such as:
  • acute kidney failure (N17.-)
  • acute myocarditis (I40.-)
  • cardiomyopathy (I42.-)
  • chronic kidney disease (CKD) (N18.-)
  • heart failure (I50.-)
  • hypertensive urgency (I16.0)
  • nonrheumatic aortic valve disorders (I35.-)
  • paroxysmal tachycardia (I47.-)
  • pulmonary embolism (I26.-)
  • pulmonary hypertension (I27.0, I27.2-)
  • sepsis (A41.-)
  • takotsubo syndrome (I51.81)

Also known as

  • Acute (non-ischemic) myocardial injury
  • Chronic (non-ischemic) myocardial injury
  • Unspecified (non-ischemic) myocardial injury
  • Injury, heart, non-traumatic
  • Injury, myocardial
  • Neurogenic stunned myocardium
  • Stunned myocardium, neurogenic

Related codes

  • I30Acute pericarditisHeader
  • I31Other diseases of pericardiumHeader
  • I32Pericarditis in diseases classified elsewhereBillable
  • I33Acute and subacute endocarditisHeader
  • I34Nonrheumatic mitral valve disordersHeader
  • I35Nonrheumatic aortic valve disordersHeader
  • I36Nonrheumatic tricuspid valve disordersHeader
  • I37Nonrheumatic pulmonary valve disordersHeader
  • I38Endocarditis, valve unspecifiedBillable
  • I39Endocarditis and heart valve disorders in diseases classified elsewhereBillable
  • I40Acute myocarditisHeader
  • I41Myocarditis in diseases classified elsewhereBillable
  • I42CardiomyopathyHeader
  • I43Cardiomyopathy in diseases classified elsewhereBillable
  • I44Atrioventricular and left bundle-branch blockHeader
  • I45Other conduction disordersHeader
  • I46Cardiac arrestHeader
  • I47Paroxysmal tachycardiaHeader
  • I48Atrial fibrillation and flutterHeader
  • I49Other cardiac arrhythmiasHeader
  • I50Heart failureHeader
  • I51Complications and ill-defined descriptions of heart diseaseHeader
  • I52Other heart disorders in diseases classified elsewhereBillable

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