I42.89

Other cardiomyopathies not elsewhere classified

Billable / specificNew in FY2027

I42.89 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Includes (from I42)

  • myocardiopathy

Excludes2

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

  • certain conditions originating in the perinatal period (P04-P96) (from I42)
  • certain infectious and parasitic diseases (A00-B99) (from I42)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from I42)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from I42)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from I42)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from I42)
  • neoplasms (C00-D49) (from I42)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from I42)
  • systemic connective tissue disorders (M30-M36) (from I42)
  • transient cerebral ischemic attacks and related syndromes (G45.-) (from I42)
  • ischemic cardiomyopathy (I25.5) (from I42)
  • peripartum cardiomyopathy (O90.3) (from I42)
  • ventricular hypertrophy (I51.7) (from I42)

Code first

Sequence the underlying condition first.

  • pre-existing cardiomyopathy complicating pregnancy and puerperium (O99.4) (from I42)

Also known as

  • Becker's, cardiomyopathy
  • Cardiomyopathy, newborn
  • Cardiomyopathy, non-ischemic
  • Cardiomyopathy, obscure of Africa
  • Cardiomyopathy, specified NEC
  • Collagenosis, collagen disease, cardiovascular
  • Myocardiopathy, obscure
  • Newborn, affected by, cardiomyopathy
  • South African cardiomyopathy syndrome
  • Syndrome, South African cardiomyopathy

Parent code

  • I42.8Other cardiomyopathiesHeader

Related codes

  • I42.81Arrhythmogenic cardiomyopathyBillable

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