I51.89

Other ill-defined heart diseases

Billable / specific

I51.89 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

  • Carditis (acute)(chronic)
  • Pancarditis (acute)(chronic)

Excludes2

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

  • certain conditions originating in the perinatal period (P04-P96) (from I51)
  • certain infectious and parasitic diseases (A00-B99) (from I51)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from I51)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from I51)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from I51)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from I51)
  • neoplasms (C00-D49) (from I51)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from I51)
  • systemic connective tissue disorders (M30-M36) (from I51)
  • transient cerebral ischemic attacks and related syndromes (G45.-) (from I51)
  • heart disease specified as rheumatic (I00-I09) (from I51)

Also known as

  • Carditis (acute)(chronic)
  • Pancarditis (acute)(chronic)
  • Asynergia, asynergy, ventricular
  • Carditis
  • Disease, diseased, heart, functional
  • Disorder, cardiac, functional
  • Displacement, displaced, heart, acquired
  • Dysfunction, heart
  • Dysfunction, papillary muscle
  • Hemorrhage, hemorrhagic, heart
  • Hyperkinesia, hyperkinetic, heart
  • Incompetency, incompetent, incompetence, chronotropic, with left ventricular dysfunction
  • Pancarditis

Parent code

  • I51.8Other ill-defined heart diseasesHeader

Related codes

  • I51.81Takotsubo syndromeBillable

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